specific installation instructions

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Typical Wiring for SunStat
with SunStat Relay(s)
20-amp circuit for each SunStat
and SunStat Relay
SunStat Relay Connection Diagrams
120/240 VAC
SunStat
® Control
120 VAC or 240 VAC
Two or more 120 VAC or
240 VAC Heating Cables
(maximum 15 amps)
WarmWire Cable WarmWire Cable
Two or more 120 VAC or
240 VAC Heating Cables
(maximum 15 amps)
WarmWire Cable WarmWire Cable
Load 1
Line 1
Line 2
Black
Black
Black
Ground
White
White
White
Bus
Sensor
A
B
Load 2
120/240 VAC
SunStat
® Relay II
120 VAC or 240 VAC
Load 1
Line 1
Line 2
Black
Black
Black
Ground
White
White
White
Bus
A
B
Bus
A
B
Load 2
Sensor
Use size 18- to 24-gauge 2
conductor wire up to 100 feet
(30 m) in length to connect
SunStat to SunStat Relay.
Make sure 120 VAC is supplied to 120 VAC cables and 240 VAC is supplied to 240 VAC
cables. Otherwise, dangerous overheating and possible fire hazard can result.