Detcon Four Channel Relay Card - Manual (Page 10)

4 Channel Relay Card
Four Channel Relay Card Instruction Manual Rev.1.2 Page 6 of 8
4.0Troubleshooting Guide
Problem Potential Cause(s)
Fault active
More than 3 alarm levels are set on an active channel
No alarm levels are set on an active channel
4-20mA input is not connected to the Channel
4-20mA input is below 2.2mA – fix/replace sensor
Sensors not receiving power
Sensor not connected correctly
Input voltage to Relay Card is not correct level (12-28 VDC)
Connector wired incorrectly
Alarm Relay Active when sensor(s) is not in
alarm Relay is set for energized
Relay connector wired incorrectly
For further troubleshooting assistance, contact Detcon Service Department at [email protected] , or contact
Detcon customer service.
5.0Specifications
Capacity
Up to 4 4-20mA input devices
Indicators:
Power Indicator LED
3 Alarm Status LED’s
1 Fault Status LED
Channel Indicator LED’s
Detection Accuracy
+/2 2% of full scale value between 10% and 60%
Input Options:
Analog 4-20 mA DC
Output Options
Programmable Relay Contacts
Relays rated 5A @ 30VDC/250VAC
Warranty
One Year
Mechanical Specifications
Dimensions 4.5” x 5”
Electrical Specifications
Power Consumption
12-28VDC @ 800 mA max (Including Sensors)
5.1 Parts List
Part Number Description
306-177984-800 3-Pin Connector
306-175701-900 2-Pin Connector
440-005155-000 Four Channel Relay Card