Automatic Backflush Filter F450
State:
05.02.2016
– 1.3
Georg Schünemann GmbH, Bremen
4-9
4.6.6
Adjustment of time and date
The time and date will be buffered over 5 hours in case of a power blackout.
After the switch-on of control system the time and date has to be adjusted in the
parameter menu (see specification of control unit, appendix
„Filter control F450“).
4.6.7
Operating parameter
Recommended alignment of the operating parameters (reference value
– optimal
values can deviate depending upon operating conditions. The grey deposited
values must be adjusted under operating conditions.)
Filter size DN
50/65
80/100
150/200
250/300
350/400
500/600
T1 flushing interval
1 hr. (can be optimized)
T2 pre-flushing
4s
4s
4s
6s
6s
10s
Opening-/closing time for the
flushing valve *
3s
3s
3s
4s
4s
6s
Time for piston stroke **
5s
5s
7s
10s
15s
20s
T3 control time for piston stroke
10s
10s
15s
18s
25s
30s
T4 lead time ***
0s
0s
0s
0s
0s
0s
T5 throttle time (Option) ****
0/5s
0/5s
0/5s
0/10s
0/10s
0/10s
Air consumption in l/s
0,2
0,3
0,8
4
8
18
Differential pressure switch
0,11 kg/cm² g (may not be changed)
Table 4-1
Alignment of the operating parameter
*
adjust with throttles at the flushing valve
**
adjust with throttles at the actuator of the valve
***
Optional, only adjust by requirement
****
Optional, only adjust by flushing valve with end position control,
otherwise the control with the input „0“sec is deactivated