Honeywell Krom Schroder BCU 580 Technical Information page 56

Burner control unit
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Parameters
Name
Air actuator can be activated externally on
start-up
Air actuator in the event of fault
Valve proving system
Relief valve (VPS)
Measurement time Vp1
Valve opening time 1 tL1
Minimum operating time tB
Minimum pause time tBP
Operating time in Manual mode
Function of terminal 50
Function of terminal 51
Function of terminal 65
Function of terminal 66
Function of terminal 67
Function of terminal 68
BCU 580 · Edition 11.15l
Parameter
Value range
0
49
1
0
50
1
0
1
51
2
3
4
2
52
3
4
3
56
5 – 25
30 – 3600
59
2 – 25
61
0 – 250
62
0 – 3600
0
67
1
23
68
24
0
69
8
13
0
70
8
0
71
8
20
0
72
8
21
0
73
8
22
Description
Cannot be activated
Can be activated externally
Cannot be activated
Can be activated externally
Off
Tightness test before start-up
Tightness test after shut-down
Tightness test before start-up and after shut-down
Proof of closure function
V2
V3
V4
Time in seconds
in 5 s steps
in 10 s steps
Time in seconds
Time in seconds
Time in seconds
Unlimited
5 minutes
Purge with Low signal
Purge with High signal
Off
AND with emergency stop (trm. 46)
Max. capacity position feedback (IC 40/RBW)
Off
AND with emergency stop (trm. 46)
Off
AND with emergency stop (trm. 46)
LDS ignition position check
Off
AND with emergency stop (trm. 46)
Multi-flame control (MFC) start-up conditions
Off
AND with emergency stop (trm. 46)
Multi-flame control (MFC) operating conditions
Factory default
settings
0
1
0
2
10
2
0
0
1
24
0
0
0
0
0
56

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