Air Actuator In The Event Of Fault - Honeywell Krom Schroder BCU 580 Technical Information

Parameters
10 .6 . 7 Air actuator can be activated externally on start-up
Parameter 49
Parameter 49 = 0: cannot be activated.
03
00 A000 A000 02
t
t
Z
FS1
t
SA1
During start-up, the air actuator remains closed. The air
actuator cannot be activated externally.
Parameter 49 = 1: can be activated externally.
A3
00 A000 A000
A2
t
t
Z
FS1
t
SA1
BCU 580 · Edition 11.15l
06 07 A8 88
04
11
46
1
ϑ1
9
13
V1
5
1
42
1
4
ϑ2
14
V2
8
2
43
2
2
A
10
37-38
t
t
SA2
FS2
A6 88
A4 A7 A8
11
46
1
ϑ1
9
13
V1
5
1
42
1
4
ϑ2
14
V2
8
2
43
2
2
A
10
37-38
t
t
SA2
FS2
The air actuator can be activated externally via the input
at terminal 2 during start-up. Parameter 48 must be set
to 0 for this purpose, see also page 86 (Air actuator
control).

10 .6 .8 Air actuator in the event of fault

Parameter 50
This parameter decides whether the air actuator can
be activated externally via the input at terminal 2 in the
event of a fault lock-out.
Parameter 50 = 0: cannot be activated. The air actuator
remains closed in the event of a fault lock-out. It cannot
∨ 53 M
be activated externally via the input at terminal 2.
t
Parameter 50 = 1: can be activated externally. The air
actuator can be activated externally via the input at ter-
minal 2 during a fault, e.g. for cooling.
∨ 53 M
t
89