Air Proving Switch; Humidity Control - Nortec Se Series Installation And Operation Manual

Air Proving
Humidifier Terminal Strip

Air Proving Switch

2548732 - On/Off Duct Humidistat
Wire to make when
sensing air flow
Duct High Limit
2548732 - On/Off
Switch
Duct Humidistat
Duct High Limit
Wire to make on drop in humidity
Connect 24 VAC ,
term inal 1 of hum id ifie r to
term inal 2 of controllers.

Humidity Control

2548731 - On/Off
Wall Humidistat
Note: 1 Humidifier will run when circuit between
terminal 1 and 2 on humidifier is closed.
2 Terminal 1 is 24VAC Hot, turn unit off to
avoid shorting while wiring.
3 Digital Humidistats require 24 VAC power
from terminals 1 and 3 of humidifier.
4 Humidity Control can be wall mounted
as shown or return air duct mounted.
Knockouts provided
in top and bottom panels.
Install strain relief (by others)
Humidity Control
2548731 - On/Off Wall Humidistat or,
2548732 - On/Off Duct Humidistat
E S
X E
T
1- 24 VAC
2 - On/Off Loop
3 - Ground
4 - Control Signal
5 - Limit Signal (SETC only)
6 - 5 VDC
7 - Ground
8 - Full Tank Blow Down
9 - Ground
10 - Actuator power
11 - Actuator power
12 - 0-10 VDC Out
OR