
System 100 Variable Speed Controller
4801-2974 December 21, 1995
5
Breaker Panel
120 VAC or
240 VAC
Cool 1
IN
Out
Cool 2
IN
OUT
Heat
IN
OUT
Hot
Heater
Fan(s)
Fan(s)
System 100 Enclosure
SENSOR
INOUT
HEAT
INOUT
COOL 1
INOUT
COOL 2
INOUT
CURTAIN SENSOR
INOUT
EXTERN. VAR.
CNTLPOS
AC HOT
INOUT
Black
White/Shield
To Heater(s)
From Breaker
To Fan(s)
From Breaker
To Fan(s)
From Breaker
To Curtain Switch*
From Curtain Switch*
To Variable Speed Unit
From Variable Speed Unit
AC to Variable Fan
AC Hot from Breaker
* These terminals come with a wire jumper installed. If you have a curtain switch that will tell the
controller when the curtains are open, you must remove the jumper, and connect the terminals through
the switch.
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