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Humidifier Terminal Strip
1509857 - 2-10V Duct Humidity
Transducer
Connect 24 VAC ,
term inal 1 of SETC to
term inal 2 of controllers
Duct High Limit
Air Proving
1509857 - 2-10V
Switch
Duct Humidity
Transducer
Note: 1
Knockouts provided
in top and bottom panels.
Install strain relief (by others)
1509858 - 2-10V Wall Humidity
Transducer
Humidity Control
1509858 - 2-10V Wall
Humidity Transducer
Install On/Off controls or jumper between
terminal 1 and 2 of humidifier .
2
Terminal 1 is 24 VAC Hot, turn unit off to
avoid shorting while wiring.
3
Duct High limit can be duct humidity
transducer as shown or duct On/Off
humidistat.
4
Humidity Control can be wall humidity
transducer as shown, duct humidity
transducer, or On/Off humidistat.
Insert On/Off
controls or jumper
between 1 and 2
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
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