Honeywell RA890F1304 Protectorelay Control

220 VAC

Overview
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 circuit.
• Includes built-in protection against ignition crossover in flame rod systems.
• Includes SPDT alarm contacts.
• Solid state circuitry.
• Mounts and removes easily through use of captive mounting screws.
• Mounting base is made of strong thermoplastic.

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RA890F-1304