User's Manual

1/28/2015 LMU42x0Hardware&InstallationGuidePULSWiki
https://puls.calamp.com/wiki/LMU42x0_Hardware_%26_Installation_Guide 17/47
jPOD™VehicleBusAdaptor
3.3.6SerialAdapter
ToaddahostserialadaptertotheLMU2610™thereis1additionalpart:
PartNumber1333375:SerialAdapter.
3.3.7Accessories
SeetheHarnessDiagramspageformoreinformationonLMUaccessories,andsupportedproductstable.
3.4GPSReceiver
50channelGPSreceiver(withSBAS,DGPS)
Accuracy:2meterCEP(withSBAS)
Antennaconnector:SMA
TrackingSensitivity:160dBm
AcquisitionSensitivity:144dBm
NotethattheCalAmpLMU42x0™requiresanantennaamplifierthatoperatesat3VDC;5VDCampswillnot
work.
3.5RFConnector
LMU42x0’s™usesanSMCconnectorwitha50Ωimpedance.
3.6I/ODescriptions
TheLMU42x0™providesthefollowinginputsandoutputs(I/O):
DigitalInputs
Input0:IgnitionSense(Alwaysbiasedlow)
Input1:GenericDigitalInput(Biasedhighorlow/S158Bit1)
Input2:GenericDigitalInput(Biasedhighorlow/S158Bit2)