Greenheck Vari-Green Control - Constant Pressure/Air Flow Co User Manual

Controller with Integral TransducerController with Remote TransducerRemote TransducerTable of ContentsConstant Pressure Control ... 2

Note: Wiring diagrams show detail of all inputs/outputs available.12-32 VDC POWER INPUT18-28 VAC0-10 VDC, FAN RPM0-10 VDC, PRESSURE/FLOW REFRELAY OUTP

Assembly Part NumbersDescription Assembly P/n IncludesController w/ Integral Transducer, 1 Duct Static Tap872982 385604, 474748Controller w/ Integral

479653 • Constant Pressure Control, January 2015 Copyright 2015 © Greenheck Fan Corporation12As a result of our commitment to continuous improvement

InstallationReceivingUpon receiving the control, check to ensure all items are accounted for by referencing the delivery receipt or packing list. Insp

you intend to control the static pressure. It should be located a minimum of 10’ away from the inlet/outlet of the fan/damper to ensure stable operati

Pressure Transducer Auto ZeroThe integral and remote pressure transducer includes an auto zero function. There is an auto zero button on the inside of

Wiring Diagrams OverviewNote: These diagrams show connections when using a Vari-Green® motor and transformer. Other inputs/outputs on the control are

Constant PressControl ModeConstant AirflowControl ModeSetpointLocation: Remote1.00 in WCMaximum Setpoint2 to 10 VDCRemote Setpoint-1.00 in WCMinimum Se

1 Initial Setup Menu ParametersParameter Name Values Default DescriptionUnits Imperial, Metric Imperial Units used for settings within controllerContr

3 - Factory Defaults – select this to reset all parameters to their default values.4 - Manual Control – select this menu to operate the fan manually.

2 Setpoint Edit Menu ParametersParameter Name Values Default DescriptionPressure setpoint-1.00 to +1.00 in WC(-249 to +249Pa)-0.10 in. WC (-24.9Pa)Pr