Kromschroder FCU 500 - Page 76

FCU 500, FCU 505 · Edition 02.17 76
Parameters
Name Parameter Value range Description Factory default settings
Controller enable time limit 47 0 – 60
Time in minutes during which the burner
must reach its operating position
60
Valve proving system 51
0
1
2
3
4
Off
Tightness test before start-up
Tightness test after shut-down
Tightness test before start-up and after
shut-down
Proof of closure function
0
Relief valve (VPS) 52
2
3
4
V2
V3
V4
3
Tightness control test volume 53
1
2
3
V
p1
V
p1
; pressure reduction via V3
V
p1
+ V
p2
; pressure reduction via V3
1
Pressure reduction Vp2 54
0
1
In standby
Upon start-up
0
Opening time relief valve V3 55 0 – 6000 Time in seconds 0
Measurement time Vp1 56
3
5–25
30–3600
Time in seconds
(in 5 s steps)
(in 10 s steps)
10
Measurement time V
p1
and Vp2 57
3
5–25
30–3600
Time in seconds
(in 5 s steps)
(in 10 s steps)
10
Valve opening time 1 tL1 59 2 – 25 Time in seconds 2
Valve opening time 2 tL2 60 2 – 25 Time in seconds 2
Minimum pause time tMP 62 0 – 3600 Time in seconds 0
Switch-on delay time tE 63 0 – 250 Time in seconds 0
Filling time before start-up 65 0 – 25 Time in seconds 0
Operating time in Manual mode 67
0
1
Unlimited
5 minutes
1
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