Honeywell Krom Schroeder BCU 480 - (Even During Start-Up)

BCU 480 · Edition 03.16l 50
Parameters
4.7. 5 Air valve opens in the case of external
activation (even during start-up)
A2
00 A0 00
A0
t
SA2
A8 A7
A4
t
t
FS2
A6
88
A
18-19
23
26
28-29
12
9
V1
1
14 V2
4
5
2
7
24
2
21
16-17
1
2
t
SA1
t
Z
t
FS1
A3
ϑ 1
ϑ 2
VAS
VAS..L
UV
BCU 480..L
A
P
L1
1
2
VAS 1
ϑ
Parameter 30 = 0: The air valve opens if it is activated
externally via input 23.
Parameter 31 = 1: The air valve can be activated even
during start-up.
These settings may be selected only if the burner can
start with full air capacity.