Honeywell Flame Amplifier R7847A1074 For 7800 Series & R7140 Relay Modules - 0.8 Second Or 1 Second

Features Dynamic self-checking flame detector used with R7861 Dynamic Self-check Amplifiers for sensing the ultraviolet radiation generated by the combustion of gas, oil, or other fuels Oscillating shutter interrupts ultraviolet radiation reaching the UV sensor to provide the UV sensor tube checking function Can be mounted horizontally, vertically or at any angle in between The detector requires faceplate alignment and has integral locating reference points to assure proper operation of the shutter mechanism Field replaceable ultraviolet sensing tube and quartz viewing window Models with ...

Features Microprocessor-based integrated full-function primary burner control for automatically fired gas, oil, or combination fuel single burner applications. Provides level of safety, functional capability and features beyond conventional controls. Include Programmable Post-Purge and Valve Proving Feature Functions include automatic burner sequencing, flame supervision, system status indication, system or self-diagnostics and troubleshooting Subbase, amplifier and purge card are required for operation Options include PC interface, keyboard display module, DATA CONTROLBUS™ MODULE, ...

Honeywell Flame Sensor C7035A1056, UV Minipeeper, -40 To +250°F Range, 12 Ft. Leads 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 Mounts on a 1" sighting pipe by using an integral collar Protects the sensing tube with a shield Meets outdoor rain tight requirements of Underwriters Laboratories Inc., NEMA 4 and NEMA 4X Wires in parallel for difficult sighting applications Seals against pressures as high as 5 PSI (34.5 KPA) when ...

Honeywell Electronic Protectorelay™ Flame Detection Control RA890F1270, FFRT 0.8 Sec., SPDT Features Primary control provides solid state, electronic flame safeguard protection for industrial and commercial single or dual fuel burners for rectification type flame detection Uses rectification principle of electronic flame detection Replaces RA890E in most applications and mounts on same Q270A1024 Subbase Recycles if flame signal lost while in Run. Failure to establish pilot results in a lockout Safe-start check prevents start-up if flame-simulating failure occurs in flame detector ...

Features Microprocessor-based integrated primary burner control for automatically fired gas, oil, or combination fuel single burner applications. Provides level of safety, functional capability and features beyond conventional controls Functions include automatic burner sequencing, flame supervision, system status indication, system or self-diagnostics and troubleshooting Subbase, amplifier, and PrePurge timer are required for operation Necessary accessories sold separately: PC interface, keyboard display module, DATA CONTROLBUS™ MODULE, remote display module, first-out expanded ...