User Manual

Table Of Contents
CrossCheck CDPD Mobile Unit Manual
63
Specifications
A
Table A.1 General Specifications
Item Specification
Power Requirements
Transmitting
- without Mobile Data Terminal: Typical 450 mA
(1.5 A peak) at 12 V (Transmitter at max power level)
Transmitting
- with Mobile Data Terminal: Typical 520 mA
(1.6 A peak) at 12 V (Transmitter at max power level)
Idle
(not transmitting) - without Mobile Data Terminal: Typical
130 mA at 12 V
Idle
(not transmitting) - with Mobile Data Terminal: Typical
200 mA at 12 V
Sleepmode
(all functions off, IGN sense and inputs active):
< 10 mA at12 V
MDT Port (1) RS-232 DCE
Serial Port Speed (bps) 9600
Data Rate over the Air 19,200 bps maximum
Discrete I/O Ports Discrete Inputs: (4) switch closures; ignition
Pulse Counting Inputs (3) minimum pulse width:
500 microseconds
Outputs: (3) 200 mA low-side drivers, Auxiliary output for
sensors: 100 mA max at 8.5 ±0.5 V
Status LEDs GPS (green) and CDPD (amber)