Fan Run-Up Time T Pn - Honeywell BCU 370 Technical Information

Parameters
4 .6 .6 Fan run-up time t
Parameter 20
00 H0 01 A1 P1 A2 03 04
t t t t
E GV PV VZ
This parameter defines the time between the activation
of the fan output (terminal 3) and the opening of the
butterfly valve or burner start.
Fan start with the butterfly valve being closed reduces
the start-up current of the fan motor.
BCU 370 · Edition 01.19
GV
05 06 07 H8 08
t t t t t
Z1 FS1 SA2 FS2 RF
t
SA1
88
1
24
11
DG
max.
9
DG
min.
30
90° 0
29
0 90°
31
32
7
DL
21
ϑ
3
16
13
4
V1
5
V2
6
V3
17-18
19-20
t
60