User's Manual

CSI-Wireless AssetLink 200 Installation and Operating Instructions
Revision 1.0 Page 9 1/2/2002
3.4 Environmental Requirements
3.4.1 Temperature and Humidity
Parameter
Minimum Maximum
Operating Temperature Range
-30 °C +60 °C
Storage Temperature Range
-50 °C +80 °C
Operating Humidity @ -30°C to +60 °C,
%RH non condensing
0 % 90 %
Table 10 – Temperature & Humidity Specification
3.4.2 Vibration
The AssetLink 200 is designed for mounting in the passenger compartment,
which is a non-frame area of a car or truck.
3.5 I/O LINES
3.5.1 Serial Data Port
The AssetLink 200 unit has 1 serial data port for general-purpose use, unit configuration and
diagnostics. It is a 9600-baud ASCII, full duplex, 8 bits, no parity, asynchronous serial interface.
The electrical characteristics are:
Parameter
Min Max
Input Voltage High
3.5V 5.5V
Input Voltage Low
–0.6V 1.0V
Output Voltage High
4.0 V 5.5V
Output Voltage Low
–0.6V 0.6V
Input Impedance
40 KOhm 75 KOhm
Output Impedance
1.5 KOhm 4.0 KOhm
Table 12 – Serial Data Port Specifications
3.5.2 Analogue & Digital I/O Lines
The AssetLink 200 has 7 I/O Lines, 2 digital inputs, 2 digital outputs, 1 analogue input and 2
relay driver outputs. The electrical characteristics are:
Parameter
Min Max
GENERAL:
Input Impedance
40 KOhm 75 KOhm
Output Impedance
1.5 KOhm 4.0 KOhm
DIGITAL:
Input Logic High
3.5V 5.5V
Input Logic Low
-0.6V 0.6V
Output Logic High
4.0 V 5.5V
Output Logic Low
-0.6V 0.6V
ANALOGUE:
Input Impedance
20 KOhm 40 KOhm
Input High Voltage
6.5V 7.5V
Input Low Voltage
-0.3V -0.6V