Table 1: Terminal Connections - GasTech F-GUARD UVIR User Manual

Pin # Function
Ground Ground (earth)
1 24 VDC (+)
2 24 VDC (-)
3
0-20mA+ (In)
4
0-20mA- (out)
5
Fault Relay
6 Fault Relay COM
7
Alarm Relay (NO)
8
Alarm Relay COM
11
24 VDC (+)
12
24 VDC (-)
13 Manual BIT activation
14 Shield
15 RS-485 (+)
16 RS-485 (-)
17 Auxiliary Relay NO
18 Auxiliary Relay COM
For more information & Technical support:
F-Guard UV-IR User Manual
T 1: T
ABLE ERMINAL CONNECTIONS
Connected to a screw on the housing exterior.
Power supply (18-32 VDC)
Power supply return (0V)
This output is used for analog 0-20 mA current output
A normally open SPST contact relay, is energized (closed) when the
detector is in normal operation and opens under fault conditions.
A normally open SPST contact relay, that is open in normal operation
and closed when a fire is detected. This relay can be configured to latch
as described in section (3.4).
Power supply (18-32 VDC)
Power supply return (0V)
The manual BIT (built-in test) can be initiated by momentarily
connecting this terminal and one of the "24 VDC (-)" terminals (2 or 12).
See 3.10 Manual BIT – Alarm Output Test for more details.
This terminal should be left connected to the housing internal ground
screw.
RS-485 Modbus communication (also used by the "FGD Communicator"
software)
A normally open SPST contact relay, that is open in normal operation
and closed according to the configuration used.
info@gastech.com and support@fg-detection.com
Doc. No. F110V0020.06
Description
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