Water Limit:xx°

WattMaster WHP

Section 3

 

 

Setpoint Screen #6

o°

Water Limit:xx°

WHPLoHipSetpoints

AlarmDelay... M

If the controlling water temperature rises above the Water Hi Limit setpoint, all heat addition will be removed and one stage of heat rejection will be activated. If the controlling water temperature drops below the Water Lo Limit setpoint, all heat rejection stages will be removed and one heat addition stage will be activated. An alarm will be generated if it remains out of limits for the Alarm Delay Time.

 

 

 

 

 

Water Hi Limit

Minimum0°F

 

Default120°F

Maximum120°F

Water Lo Limit

0°F

 

0°F

120°F

Alarm Delay

0

 

30 Min

120 Min

Setpoint Screen #7

 

The Loop Controller can modulate a Variable Speed Pump.

 

Select the PRESSURE option in place of the CONSTANT

 

option for variable speed pumping.

 

 

The water flow proving can be accomplished by a differential

 

pressure contact closure or an actual pressure sensor. If you

 

select Variable Speed Pumping, you must select the

 

PRESSURE option in place of the CONTACT option for

PumpWHPFlowPrUseLeft/RightSpeed:LooofSetpointsCONSTANTTACTArrow

Flow Proof.

Setpoint Sc een #8

There are two methods of Heat Addition control, STEP HEATING CONTROL or PROPORTIONAL HEATING The Loop Controller can be configured to maintain Return Water Temperature ( RETURN WATER CONTROL ) or the Supply Water Temperature ( SUPPLY WATER

STEHEATINGWHPRETURNUseLeft/RightLoopWATERSetpointsCONTROLArrow CONTROL )

Programming

3-29

Page 77
Image 77
Heat Controller Water Source Heat Pump manual AlarmDelay... M, Default120F, Water Limit:xx, Minimum0F, Maximum120F