System Products 157
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24V DC Input:
Main 24VDC power supply connector.
Fault Inputs:
4 fault inputs received logic signals and used as switches. See the table and figure below:
Do not input the external power voltage to this connector, it might damage the device.
RS485 Connector: 8C8P RJ45 connector for RJ45 connection.
RS232 Connector
Evacuation Outputs:
When the input pin of URGP16I16O component is logic high, the channel on Evacuation Output
will output 5VDC.
Evacuation Inputs:
16 evacuation contact inputs for expanding the channels for IDA8 system. The following table
and figure show the status of the inputs.
Short Circuit
Open: Inactive
Close: Active
Line Open
Short Circuit
Open: Active
Close: Inactive
Line Open
Open: Inactive
Close: Active
Open: Active
Close: Inactive