Add units to probe speed comments

Marlin/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/default/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/AlephObjects/TAZ4/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/AliExpress/CL-260/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Anet/A6/Configuration.h

 #define XY_PROBE_SPEED 8000
 //#define XY_PROBE_SPEED 6000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 3)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Anet/A8/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 6000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Azteeg/X5GT/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/BIBO/TouchX/cyclops/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 9000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/BIBO/TouchX/default/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/BQ/Hephestos/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/BQ/Hephestos_2/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/BQ/WITBOX/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Cartesio/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Creality/CR-10/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Creality/CR-10S/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Creality/CR-10mini/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Creality/CR-8/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Creality/Ender-2/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Creality/Ender-4/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Felix/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Felix/DUAL/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/FolgerTech/i3-2020/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 7500
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Geeetech/GT2560/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Geeetech/Prusa i3 Pro B/bltouch/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST (20*60)
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Geeetech/Prusa i3 Pro B/noprobe/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST (20*60)
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Infitary/i3-M508/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/JGAurora/A5/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/MakerParts/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Malyan/M150/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 //#define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 //#define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 //#define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Malyan/M200/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Micromake/C1/basic/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Micromake/C1/enhanced/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Mks/Sbase/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/RepRapPro/Huxley/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/RepRapWorld/Megatronics/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/RigidBot/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/SCARA/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/STM32F10/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/STM32F4/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Sanguinololu/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/TheBorg/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/TinyBoy2/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Tronxy/X1/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Tronxy/X5S/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Tronxy/XY100/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/UltiMachine/Archim2/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Velleman/K8200/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Velleman/K8400/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Velleman/K8400/Dual-head/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/Wanhao/Duplicator 6/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/adafruit/ST7565/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 5000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST) / 6
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/delta/FLSUN/kossel/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 5000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST) / 6
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 2000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/delta/Hatchbox_Alpha/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 4000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST (HOMING_FEEDRATE_Z / 4)
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 4)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/delta/generic/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 4000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/delta/kossel_mini/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 4000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/delta/kossel_pro/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/delta/kossel_xl/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/gCreate/gMax1.5+/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 7500
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/makibox/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/stm32f103ret6/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/tvrrug/Round2/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.

Marlin/src/config/examples/wt150/Configuration.h

 // X and Y axis travel speed (mm/m) between probes
 #define XY_PROBE_SPEED 8000
 
-// Speed for the first approach when double-probing (MULTIPLE_PROBING == 2)
+// Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
 #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
 
-// Speed for the "accurate" probe of each point
+// Feedrate (mm/m) for the "accurate" probe of each point
 #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
 
 // The number of probes to perform at each point.