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Valent_IOM_Controls - RJI-Sales.com

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Heat Pump Setpoints<br />

HP Cond SP<br />

Displays and edits the condensing temperature the<br />

water valve will modulate to maintain when in<br />

cooling mode.<br />

Range: 80-140 °F<br />

Default: 110 °F<br />

HP Suction SP<br />

Displays and edits the suction temperature the water<br />

valve will modulate to maintain when in heating<br />

mode.<br />

Range: 0-55 °F<br />

Default: 50 °F<br />

Heat Pump Valve SP Select<br />

Allows the selection of two factory defined heating<br />

suction low limit and cooling condensing high limit<br />

setpoint configurations depending on the use of<br />

glycol.<br />

34. Normal (default)<br />

35. Low Temp Glycol (Water must have Glycol)<br />

36. User Selectable<br />

Editable<br />

HP User Sel Suc Min<br />

Allows the user to select a suction temperature low<br />

limit other than the two factory defined settings.<br />

Should only be changed under the direction of the<br />

factory.<br />

Range: 10-40 °F<br />

Default: 30 °F<br />

HP User Sel Cond Max<br />

Allows the user to select a condensing temperature<br />

high limit other than the two factory defined settings.<br />

Should only be changed under the direction of the<br />

factory.<br />

Range: 100-150 °F<br />

Default: 125 °F<br />

HP Vlv Dis Pos<br />

Displays and edits the position in percent open the<br />

water valves will modulate to when the unit is<br />

unoccupied or disabled.<br />

Range: 0-100%<br />

Default: 100%<br />

HP LwSupTmp Act<br />

Allows the selection on recirculation units in low<br />

supply temp situations, if the digital scroll<br />

<strong>com</strong>pressor is 100%, and the supply air temperature<br />

is still below the heat pumps low supply setpoint the<br />

unit will either start slowing down the supply fan or<br />

begin closing the outside air damper until the supply<br />

air temperature gets above the heat pump low limit<br />

setpoint. For 100% OA units slow fan is the only<br />

option.<br />

37. Slow Fan (default)<br />

38. Mod Damper Closed<br />

Editable<br />

HP Cld Strt SP<br />

Displays and edits the outside air temperature that<br />

when below the unit will start in cold start mode<br />

Range: -20-60 °F<br />

Default: 30 °F<br />

Reset HP<br />

This point will reset a heat pump alarm after<br />

dropping below the heating suction temperature<br />

setpoint and the lumber of resets before lockout has<br />

been reached.<br />

Editable<br />

Press Reset and Save<br />

Air HP Heat L'Amb<br />

Displays and edits the outside air temperature at<br />

which the air cooled heat pump will be disabled, and<br />

the unit will switch to using it's secondary heat source<br />

only.<br />

Range: 40-90 °F<br />

Default: 40 °F<br />

Air HP Heat H'Amb<br />

Displays and edits the outside air temperature at<br />

which the air cooled heat pump will be the only heat<br />

source, locking out all other heat sources except the<br />

air cooled heat pump.<br />

Range: 40-90 °F<br />

Default: 60 °F<br />

<strong>Controls</strong> V2 <strong>IOM</strong> 38 May 2011<br />

Part Number 474626

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