Hartland Controls 90294 Relay 340793-762 These must be replaced once

These must be replaced once the carbon is spent

simply set the unit to the current scale and use the buttons to verify 4mA for the low end and 20mA for the high end

simplifying the wiring and installation process

Efficient Power Draw: Optimized 3

Hartland Controls 90294 Relay 340793-762 These must be replaced onceThe Hartland Controls 90294 Relay is a heavy duty general purpose switching relay engineered for demanding HVAC and refrigeration applications. Featuring a 120V coil and a single pole double throw (SPDT) configuration, this component is a direct field replacement for the industry standard Type 84 (90 290 through 90 295) series. Built with a Class B insulation system and silver cadmium oxide contacts, it is designed to manage single or two speed fan