12
Typical wiring of a W7212 Economizer Module for a conventional heating system,
using a VisionPRO with RedLINK thermostat or Equipment Interface Module.
120
VAC
O/B
N
Y1
Y2
AUX AUX 2
G
24
VAC
O or B
N
3
4
1
2 & 5
TR1
TR
Rooftop Unit
Transformer
O/B
L/A
Y
Y2
AUX AUX 2
G
Thermostat/EIM
R
C
W7213/W7214 Economizer Module
(See wiring guidelines provided with the product)
M34256
2
1
120
VAC
Y1
Y2
W1
W2
G
24
VAC
N
3
4
1
2 & 5
TR1
TR
Rooftop Unit
Transformer
A
Y
Y2
W
W2
G
Thermostat/EIM
R
C
W7212 Economizer Module
(See wiring guidelines provided with the product)
1
M34257
Economizer Module wiring guides
(Prestige and RedLINK VisionPRO models only.)
Typical wiring of a W7213/W7214 Economizer Module for a heat pump system,
using a VisionPRO with RedLINK thermostat or Equipment Interface Module.
"A" or "L/A" terminal must be configured for Economizer in the installer setup.
These terminals are powered by the cooling transformer (Rc terminal).
Terminal AUX 2 is present only on the Equipment Interface Module.
1
2
