---
name: "limit2"
section: "9"
platform: "linux"
package: "linuxcnc-uspace"
version: "1:2.9.4-2+deb13u1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/limit2"
---

# limit2(9)

Limit the output signal to fall between min and max and limit its slew rate to less than maxv per second. When the signal is a position, this means that position and velocity are limited.

## NAME

limit2 - Limit the output signal to fall between min and max and limit its slew rate to less than maxv per second.  When the signal is a position, this means that position and velocity are limited.

## SYNOPSIS

**loadrt limit2 \[count=*N*\|names=*name1*\[,*name2...*\]\]**

## FUNCTIONS

- **limit2.***N* (requires a floating-point thread)

  ## PINS

- **limit2.*N*.in float in**

  - **limit2.*N*.out float out**

  - **limit2.*N*.load bit in**

  When TRUE, immediately set **out to in**, ignoring maxv

- **limit2.*N*.min float in (default: *-1e20*)**

  - **limit2.*N*.max float in (default: *1e20*)**

  - **limit2.*N*.maxv float in (default: *1e20*)**

  ## AUTHOR

Jeff Epler

## LICENSE

GPL