---
tag: m0048
title: Probe Repeatability Test
brief: Measure Z Probe repeatability.
author: thinkyhead

group: calibration
requires: Z_MIN_PROBE_REPEATABILITY_TEST

codes: [ M48 ]

parameters:

- tag: C
  optional: true
  description: Probe with temperature compensation enabled (`PTC_PROBE`, `PTC_BED`, `PTC_HOTEND`)
  values:
  - type: bool
    default: 1

- tag: E
  optional: true
  description: Engage for each probe
  values:
  - tag: engage
    type: bool

- tag: L
  optional: true
  description: Number of legs to probe
  values:
  - tag: legs
    type: int

- tag: P
  optional: true
  description: Number of probes to do
  values:
  - tag: count
    type: int

- tag: S
  optional: true
  description: Star/Schizoid probe. By default this will do 7 points. Override with `L`.
  values:
  - tag: 0
    description: Circular pattern
  - tag: 1
    description: Star-like pattern

- tag: V
  optional: true
  description: Verbose Level (0-4, default=1)
  values:
  - tag: level
    type: int

- tag: X
  optional: true
  description: X Position
  values:
  - tag: pos
    type: float

- tag: Y
  optional: true
  description: Y Position
  values:
  - tag: pos
    type: float

---

Probes come in many flavors and as such have varying levels of accuracy, reliability, and repeatability, depending on several factors. This command tests the probe for repeatability (precision) and produces a standard deviation based on two or more probes of the same XY position.
