Remote Emergency Power Off (Epo) Circuit Diagram; Auxiliary Dry Contact Input Circuit Diagram; External Battery Cabinet Temperature Inputs; External Battery Status Input - Tripp Lite SmartOnline SU40K Owner's Manual

11 – Communications

11-4 Remote Emergency Power Off (EPO) Circuit Diagram

The Remote Emergency Power Off (EPO) input connection (P1) allows you to connect the UPS system to your facility's EPO circuit. Connecting
the UPS system to the EPO circuit enables remote emergency shutdown of the UPS system's output. Connect EPO input to a user-supplied remote
switch, following the circuit diagram below. This contact is normally open.
P1

11-5 Auxiliary Dry Contact Input Circuit Diagram

The auxiliary dry contact input connections (P2) allow the UPS system to receive external signals. These contacts are normally open.
P2

11-6 External Battery Cabinet Temperature Inputs

The external battery cabinet temperature input connections (P3, P4, P5, P6) allow the UPS system to receive signals from an optional accessory
that monitors the temperature of external battery cabinets. Call (773) 869-1234 for more information.

11-7 External Battery Status Input

The external battery cabinet status input connection (P7) allows the UPS system to receive external battery cabinet status signals through an
optional cable. Pin 1 = +12V; Pin 2 = detection cable connected; Pin 3 = battery cabinet breaker status (signal active= breaker on; signal inactive =
off); Pin 4 = reserved; Pin 5 = reference voltage. Call (773) 869-1234 for more information.
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