Orion-system MHGRV II User Manual

MHGRV II ControllerTechnical Guide

Technical GuideMHGRVII Controller10Using LED’s To Verify OperationThe MHGRV II controller is equipped with LEDs that can be used as very powerful tro

MHGRVII Controller Technical Guide11 Temperature to Resistance/Voltage ChartTemp(°F)Temp(°C)Resistance (Ohms) Voltage @Input (VDC)-10 -23.3 93333 4.

2425 So. Yukon Ave • Tulsa, OK • 74107-2728Ph: (918) 583-2266 • Fax: (918) 583-6094AAON® Part No.: R12200 WM Form: AA-MHGRVII-TGD-01EPrinted in the US

Table Of ContentsWattMaster Controls Inc.8500 NW River Park Drive · Parkville , MO 64152Toll Free Phone: 866-918-1100PH: (816) 505-1100 · FAX: (816)

VAV/Zone Controller 3 Technical GuideGeneralThe MHGRV II Controller is designed to control a Modulating Hot Gas Reheat Valve to maintain a desired Sup

Technical GuideMHGRVII Controller4GeneralThe following inputs and outputs are available on the MHGRV II con-troller For component locations of the i

MHGRVII Controller Technical Guide5V1K1V2K2V3K3K4V4YS101894 REV 1HOT GAS REHEATSERIAL #R2R17R23FANCOMPVALVEAUXU5CX5STEPC2C4R9R8R7R13R5R6D4D3R4D2PUR12

Technical GuideMHGRVII Controller6Controller Installation & WiringV1K1V2K2V3K3K4V4YS101894 REV 1HOT GAS REHEATSERIAL #R2R17R23FANCOMPVALVEAUXU5CX

MHGRVII Controller Technical Guide7Supply Air TemperatureThe DIP switches are only used when the controller is installed as a stand-alone controller.

Technical GuideMHGRVII Controller8Start-up & CommissioningGeneralIn order to have a trouble free start-up it is important to follow a few simple

MHGRVII Controller Technical Guide9InitializationAs described on the previous page under the heading “Power Up And Operation” the MHGRV II Controller