1 Installation and Troubleshooting Guide
35
Digital Inputs
l Input Voltage LOW: <1.0 V (Active High
mode)
l Input Voltage HIGH: >5.0 V (Active High
mode)
l Input Voltage LOW: <0.2 V (Active Low
mode)
l Input Voltage HIGH: >0.5 V or not con-
nected (Active Low mode)
l Absolute Maximum Voltage: 33 V
(Independent of supply)
Analogue Input
l Voltage Range: 0-33 V DC
l ADC Resolution: 12 bit
l Absolute Maximum Voltage: 40 V DC
Serial Interface
l RS232 x 3
Environmental
l Storage Temperature: -40 to +85°C (-40
to +185°F)
l Operational Temperature: -20 to +70°C
(-4 to +158°F)
l IP Rating: IP4X
l Humidity: SAE J1455
l Vibration: SAE J1455
l Shock: 20G 10mS
Ignition Input
l Absolute Maximum Voltage: 33 V (inde-
pendent of supply)
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