Notifier AM2020

1-72
Installation 15088:J 10/22/99
CMX
CMX
CMX
CMX
-
Notification
Appliance
+
-
Notification
Appliance
+
No End-of-Line
relay is
required here
○○○ ○○○
○○○ ○○○
Listed
Power
Supervision
Relay
Listed
Power
Supervision
Relay
+
TB3-3
-
TB3-4
No End-of-Line
relay is
required here
MPS-24A/E
*
*
*End-of-Line Resistor, 47K,
1/2-watt (A2143-00)
Power-limited
Figure 4.7-3 Power Distribution
NOTE: To provide accurate supervision, the power circuit wires should be broken at terminals 3 and 4 of the CMX
and not looped under the terminal hold-down clamp. Any time a power circuit is T-tapped, as seen immediately above
the MPS-24A power supply, each 24 VDC power circuit branch must end with a listed power supervision relay.
**Contacts shown in
energized condition.
**
**
+ - + -
+ - + -
+ - + -
+ - + -
Alarm polarity
shown
Alarm polarity
shown
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