10. Quick Reference
Dip Switch Settings
Temperature Sensors Circuit Ratings
Outdoor Temperature Sensor Circuit Rating
Terminals: Out/V & Com (-)
5V DC ± 5% Max
0.166 mA DC ± 5% Max
Supply Temperature Sensor Circuit Rating
Terminals: Sup & Com
5V DC ± 5% Max
2.3 mA DC ± 5% Max
Return Temperature Sensor Circuit Rating
Terminals: Ret & Com
5V DC ± 5% Max
2.3 mA DC ± 5% Max
Demand Input Circuit Rating
Terminals: Dem & Dem/I
20-30 VAC
0.1 VA Max
WARNING!
All field wiring to be low voltage. Power for control
is provided through the power cord supplying
power to the pump.
Use copper conductors only.
Disconnect all power sources prior to servicing.
POSITION
SWITCH
ON
OFF
DEFAULT
A
Permanent
External
ON position
Demand
Demand
Permanent Demand
Max system
Max system
ON position
B
supply set
supply feature
Permanent Demand
at 140
o
F
is off
140
o
F
Boiler return
Boiler return
ON position
C
minimum set
minimum feature
Permanent Demand
at 135
o
F
is off
135
o
F
D
Heating curve
Heating Curve 5
o
F
On position
No shift
Parallel shift
No shift
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