Simplified Troubleshooting
Lochinvar RLY2202 - Low Volt Connection Board 100208501
Hydronic Radiant Heating and Cooling Systems
Energy-efficient
It also controls dehumidifiers like the Honeywell TrueDRY™
Honeywell T775P2003/U - Electronic Temp Boiler Controller w/Reset, 4 SPDT, 3 Sensor Inputs 8425 Simplified TroubleshootingHoneywell T775 Brochure Honeywell T775 Installation Instructions Honeywell T775 Specifications Electronic Temp Controller Boiler Special w 3 Temp Inputs, 4 SPDT Relays, 1 Pump Output, 3 Sensors Overview: Special Boiler Model The T775 boiler model offers features including dedicated pump output, staging for up to 12 relays, digital output alarm, pump exercise, pump pre purge and post purge, warm weather shut down, built in scheduler, displayed run