Figure 2-8 Alarm Relay Output Connections; Figure 2-9 Open Collector Alarm Relay Output - Honeywell UDC2300 Product Manual

Installation
9
10
11
12
Alarm relays 1 and 2 are configured N.C. as shipped. N.O. or N.C.
1
configurations are selectable by jumpers on the I/O
and Transformer/Option printed wiring boards.
See "Preliminary Checks" in this section of the Product Manual
for details.
2 5 Amp fast blo or 1 Amp fast blo
The SPST relay is rated at 5 A, 120 Vac and 30 Vdc, 2.5 A, 240 Vac,
or 1 Amp SS Relay is rated at 1 Amp at 25°C, linearily derated to 0.5 Amp at 55°C.
Customer Supplied External
Electromechanical Relay
0-24 Vdc
1
1
CAUTION
14
Alarm
Relay #2 Load
Alarm
Relay #1 Load

Figure 2-8 Alarm Relay Output Connections

ALARM 2
–
9 –
10+
+
Open collector outputs are internally powered at 24 Vdc.
Connecting an external supply will damage the indicator.
External relays should be fused between power and relay load.

Figure 2-9 Open Collector Alarm Relay Output

UDC2300 Indicator Product Manual
1
Load
Supply
2
Power
1
Load
Supply
2
Power
Customer Supplied External
Solid State Relay
ALARM 2
–
1
+
0-24 Vdc
24867I
9 –
10+
24861IND
10/00