Bollfilter 2200 - Controllers of type 6.72

28 / 32 Operating instructions Typ 2200
Betriebsanleitung Typ 2200
4.7 Controllers of type 6.72
Inputs 6.72 and 6.72 Alarm DP (flushing frequency monitoring)
"Position reached" limit switch
Pressure switch "DP reached, backflushing filter"  75 %
Pressure switch "DP too high, backflushing filter"  100 %
Additional inputs for 6.72.07 (flushing oil treatment)
Pressure switch "DP too high, flushing oil treatment"  100 %
Outputs 6.72 and 6.72 Alarm DP
Flushing valve
Chamber valve
Additional outputs for 6.72.07 and 6.72.07 Alarm DP
After-blowing valve
Potential-free contacts and messages 6.72
Potential-free contacts and messages 6.72 Alarm DP
Potential-free contacts and messages 6.72.07
1) "Control voltage monitoring" alarm Output A1, A2, A3
2) Group fault:
"Maximum differential pressure reached" alarm
Output A4, A5, A6
1) "Control voltage monitoring" alarm Output A1, A2, A3
2) Group fault:
"Maximum differential pressure reached" alarm
Output A4, A5, A6
3) "Backflushing triggered by DP" alarm Output A7, A8, A9
1) "Control voltage monitoring" alarm Output A1, A2, A3
2) Collective fault, comprising: Output A4, A5, A6
- "Maximum differential pressure reached" alarm
and
- "Cartridge" alarm
(DP alarm flushing oil treatment)