Features

• Frost Protection, Slow Start, Anti-condensate, Boiler Delta-T, Stack Limit, Boiler Limit, DHW Limit, Outlet T-Rise Limit
• Primary Flame Safeguard Control
• Internal or external spark generator.
• Analog NTC Sensor Inputs (10kohm or 12kohm).
• Other Analog Inputs
• PID Load Control
• Digital Inputs
• Digital Outputs
• Analog Outputs
• Algorithm Prioritization
• Two Temperature Loops of Control (CH and DHW)
• High Limit Control-CH, DHW, & Stack (Meets UL 353) using dual 10kohm NTC sensors.
• Fifteen Item Fault Code History including equipment status at time of lockout
• Fifteen Item Alert Code Status including equipment status at time of internal alerts
• 24Vac Device Power
• 24 or 120Vac Digital I/O models available.
• Flame Signal test jacks (Vdc)
• Three Status LEDs.
• UV or Flame rod Flame Sensing.