
VISIONPRO
®
8000 WITH REDLINK™
68-0312—03
120
EIM Wiring Diagrams
Typical wiring of a conventional system with up to 3-stage heat and 2-stage cool with one transformer.
Fig. 314. EIM wiring guide — conventional systems.
1See guides on following pages for geothermal radiant heat wiring.
2Wire a maximum of 4 sensors using the S1-S4 terminals. S1-S4 terminals can be connected to an indoor sensor, outdoor sensor,
discharge sensor, return sensor, dry contact device to display an alert or an occupancy sensor for remote setback.
3Remove jumper(s) if using separate transformers.
4See “Economizer Module Wiring Diagrams” beginning on page 132.
5Connect wireless adapter to ABCD for extended wireless range.
HEAT STAGE 1
HEAT STAGE 2
HEAT STAGE 3
FAN
TO THERMOSTAT
STATUS
LEDS
JUMPERS
SENSORS
CONV
FURNACE
R
C
W
W2
W3
G
Y2
Y
TRANSFORMER
120
VAC
24
VAC
COMPRESSOR
STAGE 1
COMPRESSOR
STAGE 2
POWER
HEAT
COOL
FAN
U1
U2
U3
A
CONNECT OPTIONAL
SENSORS TO
S1 AND S2 TERMINALS
S4
S4
S3
S3
CONNECT OPTIONAL
SENSORS TO
S3 AND S4 TERMINALS
A
B
C
D
EIM
2
3
1
4
2
5