Honeywell RA890G1245 Protectorelay Flame Safeguard Burner Control

FAQ

Q1. What is the Honeywell RA890G1245 used for?
It is a flame safeguard controller designed to monitor and control industrial or commercial burners using ultraviolet flame detection.

Q2. What type of burners can this controller operate with?
It can control gas burners, oil burners, or combination gas-oil burners used in boilers, furnaces, and process heating systems.

Q3. What voltage does the RA890G1245 operate on?
The unit operates with a 220 VAC power supply and supports both 50 Hz and 60 Hz systems.

Q4. What type of flame detection does it use?
The controller uses ultraviolet flame detection and is compatible with Honeywell Minipeeper UV flame detectors.

Q5. What happens if the flame signal is lost during operation?
The system automatically shuts down the burner and may attempt a recycle. If the flame cannot be re-established, it enters a lockout condition for safety.

Q6. Does the controller include an alarm output?
Yes. It provides SPDT alarm relay contacts that activate during safety shutdown or fault conditions.

Q7. What are the physical dimensions of the unit?
The approximate size of the controller is 127 mm × 127 mm × 121 mm including the mounting base.

Q8. In what environments is this controller typically installed?
It is commonly installed in industrial boilers, furnaces, dryers, and process heating systems where burner flame safety monitoring is required.

Honeywell RA890G1245

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