Thermocouples & Thermopiles

Features Compact flame detector for use with flame safeguard controls with ultraviolet amplifiers Use with Honeywell Flame Safeguard primary safety controls and burners requiring ultraviolet flame detection C7027 mounts on a 1/2" sighting pipe by using an integral collar Detectors can be wired in parallel for difficult sighting applications C7027 seals against pressures up to 5 PSI (34.5KPA) when correctly installed Allows for blast tube mounting due to compact size C7044 mounts with a two screw bracket The C7044 UV sensor tube is enclosed in a stainless steel housing C7044 has the ...

The Honeywell V8043E1004 24V motorized zone valve includes a 1/2 sweat connection. This two-way on-off low voltage valve consists of an actuator and valve assembly for controlling the flow of hot water. The V8043E1004 valve is designed for cycling (not constantly powered on) applications and is to be used in closed loop hydronic systems that do not contain dissolved oxygen in system water, such as fresh water from frequent source of makeup water. Features: The Honeywell V8043E1004 includes a manual opener for valve operation on power failure; valve returns to automatic position when power ...

Flame failure response time of 0.8 or 3.0 seconds. Flame signal strength ranges from 0.0 to 5.0 Vdc. Plug into 7800 relay module through printed circuit board edge connector keyed for proper orientation. Flame signal test jacks to measure amplifier flame signal voltage. Color-coded labels identify flame detection type. Dynamic Self-Check Amplifier test the detectors and all electronic components in the flame detection system 7800 SERIES relay module locks out on safety shutdown with flame detection system failure. Compatible with existing Honeywell flame detectors (order separately).

Honeywell Flame Amplifier R7847B1072 For 7800 Series & R7140 Relay Modules - 2 Seconds Or 3 Seconds Flame failure response time of 0.8 or 3.0 seconds. Flame signal strength ranges from 0.0 to 5.0 Vdc. Plug into 7800 relay module through printed circuit board edge connector keyed for proper orientation. Flame signal test jacks to measure amplifier flame signal voltage. Color-coded labels identify flame detection type. Dynamic Self-Check Amplifier test the detectors and all electronic components in the flame detection system 7800 SERIES relay module locks out on safety shutdown with flame ...

Honeywell V8043E1020 - Motorized Zone Valve, 1 inch Sweat Connection Low Voltage w/3.5 Cv Capacity The Honeywell V8043E1020 two-way on-off low voltage 1-inch motorized zone valve consists of an actuator and valve assembly for controlling the flow of hot water.ÂFeatures: The Honeywell V8043E1020 includes a manual opener for valve operation on power failure; valve returns to automatic position when power is restored. This valve may be installed without disassembling, and the compact construction allows for easy installation. The complete powerhead may be removed or replaced without breaking ...