Controls gas burners for continuous operation, display of operating statuses, for 19” module subrack, settings using separate software
- European market, complies with EC Low Voltage Directive
- Air valve control
- Mains voltage: 110–120 V AC, 50/60 Hz
- With high temperature operation
- Flame control: Ionisation/UVS
- Replacement for PFU 778/PFU 798
- 04 Burner/pilot burner switch-off threshold: 1 mikro A
- 05 Main burner switch-off threshold: 1 mikro A
- 33 High temperature operation: with intermittent operation with UVS
- 15 Flame simulation check in start-up/standby position
- 21 Minimum burner pause time tBP: 0 s
- 1st safety time on start-up (burner/pilot burner) tSA1: 5 s
- 2nd safety time on start-up (main burner) tSA2: 3 s
- 23 Burener/pilot burner flame proving period tFS1: 0 s
- 25 Main burner flame proving period tFS2: 0 s
- 20 Minimum combustion time tB: 0 s
- 1 start-up attempt, pilot burner
- 1 start-up attempt, main burner
- Safety time in operation tSB: 1 s
- 12 Fault lock-out after pilot burner failure in operation
- 13 Fault lock-out after main burner failure in operation
- 16 Permanent pilot burner
- 34 Combustion time during manual mode limited to 5 minutes
- 50 User-defined password
- 30 Air valve can be controlled externally
- 31 Air valve during start-up remains closed
- 36 Low fire over run time tKN: 0 s
- 32 Air valve in the event of malfunction can be controlled
- 42 Purge High signal
