22
Supervision must be provided if the auxiliary power circuit is to be wired as a power-limited circuit.
In order to connect a circuit using power-limited wiring, the devices being powered must all be
addressable, or a UL Listed EOL relay must be used to supervise the circuit. Refer to the figure below
for wiring directions for the EOL relay.
2098-9739
END OF
LINE RELAY
TO AUX POWER
RED
BLACK
LAST IDC
DEVICE
YELLOW
RESISTOR
IDC
Figure 10. Auxiliary Power-to-Power Limited Wiring
The AUX Power output is defined by UL as Special Applications, and is compatible with these
devices:
2088-Series relays and door handlers
2098-Series four-wire smoke detectors
2190-Series monitor and signal ZAMs
4090-Series IDNet ZAMs
4098-Series four-wire smoke detectors and duct detectors
2190-9039 Printer
4190-9050/9051, 4-20 mA ZAMs
4603-9101 LCD Annunciator
Wiring AUX Power
Wiring Diagram to
Connect AUX Power
to Power Limited
Wiring
AUX Compatible
Devices
Note:
The 2098-9739 Relay is used as
an example. Other UL Listed
24 VDC EOL relays can be used,
depending on the application.
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