Honeywell Purge Card ST7800A1088 for 7800 Series - 4 Minutes

VXTC Commerical Water Feeder 3/4" NPT Fitting, 120V Features: Programmable Feed Delay Settings (0 to 10 Min) Prevents over-filling by allowing time for condensate to return to boilerbefore initiating feed cycle. A "NO DELAY" delay setting is available forprocess steam applications. Programmable Feed Amount Settings (LWCO to LWCO+120 Sec) Includes one setting to raise the water level to the boiler control and fiveadditional settings to raise the water level above the boiler control. Displays current mode of operation. Also provides timer for convenientset-up of programmable feed amount ...

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, ...

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 ...

VXT-120 Water Feeder, 1/2" Sweat Fitting, 120V Features: Universal Compatibility Works with all major probe and float-type low water cut-off. Digital Feed Counter- Continually tracks and displays the amount of make-up water fed into the boiler - essential for diagnosing system leaks that can severely shorten the life of the boiler. Call-For-Feed Indicator, Illuminates during feed signal from the LWCO Programmable Feed Delay Settings (30 Sec. to 10 Min)Helps prevent flooded boilers. Allows time for condensate to return to boiler before initiating feed cycle - ensuring that additional water ...