ENMET ISA-44-2OD User Manual
Page 14
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ENMET Corporation
ISA-44-2-OD
10
Relay Hook-up
See Figure 8 for an example of how to use the relay contacts.
Table 5: Relay Function
Relay
Channel
function
K1
1
High Alarm
K2
1
Low Alarm
K3
2
Oxygen
K4
3
High Alarm
K5
3
Low Alarm
C
AUTION
: Actual wiring will not exit the enclosure at the nearest point. The bottom of the enclosure is the best
entrance/exit surface. You must punch holes and use NEMA-4X watertight fittings.
Figure 8: Suggested Relay Hook-Up Configuration
Fan
Relay
110V
AC
Low
110V
AC
Low
110V
AC
High
110V
AC
High
External Lamp
(Amber)
External Lamp
(Red)
External
Horn
Install a separate
switch to silence
an auxiliary alarm
K1
K2
K3
K3
K4
K5
TB1
TB2
TB3
TB6
TB4
TB5
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