GB-13
D
GB
F
NL
I
E
Flame control
▷
BCU 560, 565 = 1 flame amplifier
▷
BCU 580 = 2 flame amplifiers
▷
In the case of UV control, use Elster UV sensors
for intermittent operation (UVS 1, 5, 6, 10) or
flame detectors for continuous operation (UVC 1).
BCU 560, 565
Ionization/single-electrode operation:
▷
Parameter 04 = 0
BCU 560..F3
L1
V1
V2
V3
45
65
46
66
68
53 54
49 50 51 52
N
0,6 x I
N
67
13
14
15
17
18
11
10
12
3
1
2
5
7
P69
P72
P70
P71
P73
38
37
p
u
2
PZ
GZL
A
ϑ
9
+24 V DC
F2:T2AH
F1:T3,15AH
FS
FS
61
62
+24 V
41
42
0 V
P
HT
c
Z
UV control:
UVS 1, 5, 6, 10
▷
Parameter 01 ≥ 5 µA
▷
Parameter 04 = 3
BCU 560..F3
L1
V1
V2
V3
45
65
46
66
68
53 54
49 50 51 52
N
0,6 x I
N
67
13
14
15
17
18
11
10
12
3
1
2
5
7
P69
P72
P70
P71
P73
38
37
p
u
2
PZ
GZL
A
ϑ
9
+24 V DC
F2:T2AH
F1:T3,15AH
FS
FS
61
62
+24 V
41
42
0 V
P
HT
c
9
12
UVS
1
2
3
7
6
5
Z
UVC 1
▷
Parameter 04 = 2
9
7
6
5
Z
UVC 1
4
3
2
1
N
PE
L
BCU 580
Pilot burner = single-electrode operation/
main burner = ionization:
▷
Pilot burner in single-electrode operation
▷
Ionization control for main burner
▷
Parameter 04 = 0
BCU 580..F3
A
L1
V1
V2
V3
45
65
46
66
68
53 54
57
49 50 51 52
N
0,6 x I
N
67
13
14
15
17
18
11
10
12
9
8
3
1
2
5
7
P72
P70
P71
P73
38
37
V4
p
u
2
PZ
GZL
4
ϑ
2
ϑ
1
9
+24 V DC
F2:T2AH
F1:T3,15AH
FS
P69
P
HT
61
+24 V
41
0 V
42
62
43
FS
1
2
c
c
1
2
I
Pilot burner = single-electrode operation/
main burner = UVS:
▷
Parameter 01 ≥ 5 µA
▷
Parameter 04 = 3
9
12
7
8
6
5
UVS
1
2
3
Pilot burner = single-electrode operation/
main burner = UVC 1:
▷
Parameter 04 = 4
9
7
8
6
5
UVC 1
4
3
2
1
N
PE
L
Pilot burner = UVS/main burner = ionization:
▷
Parameter 02 ≥ 5 µA
▷
Parameter 04 = 5
I
9
12
7
8
6
5
UVS
1
2
3
