Neptronic HRC20 Specification And Installation Instructions

HRC20-180522-ESA www.neptronic.com Page | 1 Model HRC20 Description The HRC20 is a wall mounted humidistat capable of monitoring and controlling relative humidity for applications using a room distribution system. Its primary function is to act as a room sensor for On/Off humidifiers. Features  O ...

HRC20-180522-ESA www.neptronic.com Page | 2 Mounting Instructions CAUTION: Remove power to avoid a risk of malfunction. A. Remove the captive screw that’s holding the base and the front cover of the unit together. B. Lift the front cover of the unit to separate it from the base. C. Pull all wires ...

HRC20-180522-ESA www.neptronic.com Page | 3 Wiring Diagrams On/Off SKE4 Humidifier Standard Field Wiring Common 24 Vac Contact Terminal 5 Contact Terminal 6 Airflow Switch High Limit Humidistat Interlock On/Off Demand Contact Control Demand (0-10Vdc) Room Humidity (0-10Vdc) Duct Humidity (0-10Vdc) S ...

HRC20-180522-ESA www.neptronic.com Page | 4 On/Off SKR Humidifier - Kit N (North America) Standard Field Wiring SKR-N Printed Circuit Board Dip switches TB5 ON 1 2 3 Common 24 Vdc Contact Terminal 5 Contact Terminal 6 HRC20* 1 2 3 4 5 6 *Ensure that JP1 is set to terminals 2&3: Normally Open Con ...