IBC AHU 800, Installation & Operating Manual

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Low Voltage Terminal Description Notes
humid
S1 Compressor Stage 1 Connects to outdoor
appliance.
S2 Compressor Stage 2 Connects to outdoor
appliance (2nd Stage if
applicable).
Humidifier
Com Humidifier
Common for O/B,
Compressor, Humid, De-
humid
HUM Humidifier 24VAC to activate the
humidifier.
De-humidifer
Com De-humidifier
Common for O/B,
Compressor, Humid, De-
humid
DEH De-humidifier 24VAC to activate the
dehumidifier.
2.7.2 Wiring of the external pump and 120VAC line
To wire the external pump and the 120VAC line: Insert a wire into the connector (at the front of the
block). To remove the wire, insert a 3 mm flat-bladed screwdriver into the connector.
Figure 33 : Inserting a wire for an external pump and
120VAC line
Figure 34 : Removing a wire
34
Section: Installation