User manual

29 ACP-2320MB User Manual
Chapter 5 Alarm Board
5.3 Thermal Sensor
The ACP-2320MB is configured with a thermal sensor located at the rear side of the
chassis. Please refer to Figure 5.2 for a diagram of the thermal sensor module.
Figure 5.2 Thermal sensor module
The default sensor I.D. number is 1. Users can refer to Table 5.13 to set the sensor
I.D. number by adjusting the switch, SW1, on the sensor module.
Table 5.12: CN1 & CN2, Thermal sensor connector
Pin 1 +5V Pin 3 T_SDAT
Pin 2 T_SCLK Pin 4 GND
Table 5.13: SW1, Thermal sensor I.D. number setting
Sensor I.D. No. SW 1-1 SW 1-2 SW 1-3 SW 1-4
1 (default) OFF OFF OFF ON
2OFFOFFONON
3 OFF ON OFF ON
4 OFF ON ON ON
5ONOFFOFFON
6 ON OFF ON ON
7ONONOFFON
8ONONONON