Power Distribution - Notifier AM2020 User Manual

Power-limited
-
TB3-4
MPS-24A/E
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.
1-72
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+
No End-of-Line
relay is
required here
No End-of-Line
relay is
required here
+
TB3-3
CMX
- + -
CMX
+ - + -
CMX
+ - + -
Alarm polarity
shown
-
Notification
*
Appliance
+
**
Listed
Power
Supervision
Relay
CMX
+ - + -
Alarm polarity
shown
-
*
Notification
Appliance
+
**
Listed
Power
Supervision
Relay
*End-of-Line Resistor, 47K,
1/2-watt (A2143-00)
**Contacts shown in
energized condition.
Installation 15088:J 10/22/99