https://thermalsolutions.honeywell.com/us/en/search-results.html

Burner Control Units

Discontinued - Automatic burner control units PFS 778, 748

19'' rack-mounted automatic burner control units for monitoring and control of gas burners, for intermittent operation, ionization or UV control.

19'' rack-mounted automatic burner control units for monitoring and control of gas burners, for intermittent operation, ionization or UV control.PFS 778: main gas after safety time or main gas after flame proving period, switchable for continuously controlled burners, single-electrode operation possible,PFS 748: main gas following flame signal for burners in On/Off intermittent operation,restart, immediate fault lock-out or delayed reaction time for V1 following flame failure, switchable, air valve control possible,multi-flame control possible,safety time on start-up:3, 5 or 10 s,safety time operation for V2: 1 s, safety time operation for V1:1, 3, 5 or 10 s,mains voltage: switchable from 220/240 V AC to 110/120 V AC, for grounded or ungrounded mains,controlled by standard 24 V DC signals.