For controlling, igniting and monitoring impulse-controlled, modulating or stage-controlled gas burners, for continuous operation with ionization control, for intermittent operation with UV control (with UV sensors of type UVS) or as a variant for continuous operation with UV control (with UV sensor UVD 1).
Features & Benefits:
Display of the program status, unit parameters and flame signal
Diagnosis and adjustment of unit parameters via optical interface, with Manual mode and air valve control
PFU 778: for directly ignited burners of unlimited capacity
PFU 798: for pilot and main burners of unlimited capacity, both burners can be monitored independently
Safety time on start-up: 3, 5 or 10 s
Safety time during operation: 1 or 2 s
Mains voltage: 115 or 230 V AC, for grounded or ungrounded mains