10/12/13
LMU-3000 Hardware & Installation Guide - PULS Wiki
https://puls.calamp.com/wiki/LMU-3000_Hardware_%26_Installation_Guide
10/33
3.2.2 Serial Adapter
LMU Serial Cable (Part Number 133337)
This is the standard serial cable used with most LMU products.
LMU™ Serial Adapter
It only connects to the LMU-2000™ products thru an adapter (i.e. the 5C332).
Serial Cable Adapter (Part Number 5C332)
This accessory allows users to connect the standard LMU serial cable to the LMU-2000™.
3.2.3 Accessories
See the Harness Diagrams page for more information on LMU accessories, and supported products table.
3.3 I/O Descriptions
The LMU-3000™ provides the following Inputs for scripting purposes, but there are no selectable inputs on
the device
Digital Inputs
Input 0: Ignition Sense
Input 1: Motion Sensor (low = no motion, high = motion)
Analog to Digital Inputs
A/D 0: Vin
A/D 1: uP Temp
A/D 2: Vref
3.3.1 3-Axis Accelerometer Input
The LMU-3000™ supports an internal 3 Axis Precision Accelerometer as one of its discreet inputs. When the
LMU is moved in any direction, the associated input will be in the High state. If the LMU’s accelerometer
