Honeywell H7735A2012 Wall Humidity Sensor 340793-762 The RRD5 uses a 3-wire

The RRD5 uses a 3-wire 24V configuration: M1 (Common)

Featuring a 29–35 PSI operating range and a maximum cut-out pressure of 65 PSI

Is this kit compatible with the original Series 009 or only the M2 version

As an experienced HVAC contractor

Is the thermometer fluid hazardous

Honeywell H7735A2012 Wall Humidity Sensor 340793-762 The RRD5 uses a 3-wireThe Honeywell H7735A2012 Wall Humidity Sensor is a critical component for high performance commercial HVAC monitoring, delivering precise environmental data to building automation systems. Designed specifically for wall mount installation, this unit features a 3% RH accuracy rating across a 0% to 95% non condensing range, ensuring stable control in sensitive environments. Technicians will find the integrated 20K Ohm NTC temperature sensor particularly