CalAmp | LMU-26xx Install Guide
MBUD-0199v3.3
Page 23
5.5 CONNECT OPTIONAL INPUTS
The LMU-26xx wiring harness comes populated with 4-digital input leads. Use these leads to monitor
status changes for a particular auxiliary device. For example, a boom switch or Power Take Off (PTO).
You can extend these leads using a splice butt and the appropriate length 22AWG wire commonly
available at an automotive parts store or Home Depot.
Standard Wiring Harness (P/N 5C908) Inputs:
Buzzer/LED Wiring Harness Inputs
(P/N 5C260 and 5C261)
Input 1 – Pin 3 (Blue)
Input 1 – Pin 3 (Blue)
Input 2 – Pin 12 (Orange)
Input 2 – Pin 12 (Orange)
Input 3 – Pin 6 (Violet)
Input 4 – Pin 7 (Grey)
Figure 23: LMU-26xx Connectors