Mitsubishi Electric TRANE NTXAMT12A112AA Manuel D'installation page 46

13.6. Humidifier
13.5. Humidiier
Humidifier Control
Humidiier Control
Sequence of operation:
1. The humidistat closes CNF
1. The humidistat closes CNF
2. The fan starts on high
3. CN25 provides 12VDC to turn on the Humidifier 3. CN25 provides 12VDC to turn on the Humidiier
(do not exceed 1 Watt draw per relay)
4. When the Humidistat opens, the fan continues to run for
30 seconds to clear the ductwork of moist air
5. If defrost starts during humidiier operation
CN25 de-energizes
5. If defrost starts during humidifier operation
CN25 de-energizes
Non-Voltage a-contact input
Contact rating voltage >=15VDC
Contact Rating Current > = 0.1 A
Minimum Applicable Load =< 1mA at DC
OFF
OFF*
ON
OFF
ON
ON
The fan continues to run for 30 seconds after the humidiier stops. Specifications are subject to change without notice.
*Factory Setting
NTXAMT12, 18, 24, 30, 36A112AA
max 30 ft.
Heat operation & Thermo OFF
Heat operation & Thermo ON
Heat operation & Thermo OFF
Heat operation & Thermo ON
Heat operation & Thermo OFF
Heat operation & Thermo ON
Heat operation & Thermo OFF
Heat operation & Thermo ON
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OFF
OFF
ON
OFF
ON
OFF
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