Primary control provides solid state, electronic flame safeguard protection for industrial and commercial single or dual fuel burners.

• 3 second response time recommended for non-recycling ignition cutoff service, except where noted.
• Uses rectification principle of electronic flame detection.
• Relights once after flame failure in attempt to re-establish pilot before 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.