elco VECTRON L 04.410 DUO, Operating Instructions Manual, Page: 23 / 48

05/2005 - Art. Nr. 13 018 078A
20
21
10
1/8
4/2
4
2
11
22
6
5
23
-/4
25
26
1
2
3
4
7
8
9
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11
12
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20
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19
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22
23
24
25
18
19 18
19
26
27
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29
30
31
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34
35
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56
23
Function
Layout plant
Connection base
Terminal Description Terminal Description
1 Terminal A of control unit 31 Terminal B of control unit via terminals T6 and T7 (if
1-stage) at Wiel.-plug. 4P. (1 of SM-plug)
2 Terminal 9 of control unit 32 Terminal C of control unit (2 of SM-plug.)
3 Terminal 7 of control unit 33 Terminal T1 at Wiel.-plug. 7P. (2 of SM-plug)
4 Neutral 34 Terminal B5 at Wiel.-plug 4P. (4 of SM-plug) and phase of
valve 2
7 Terminal 5 of control unit 35 Terminal B4 at Wiel.-plug 7P. (5 of SM-plug) and phase of
valve 1 (terminal 5 of control unit)
8 Earth (ground) 36 Neutral (6 of SM-plug)
9 Neutral 37 Terminal 3 of control unit (7 of SM-plug)
10 Terminal 4 of control unit 38 Terminal 6 of control unit (8 of SM-plug) (if bridge between
4 and 6 or if heating system is warm, then terminal 4 und 6)
11 Earth (ground) 39 Terminal B of control unit via terminals T6 and T8 at
Wiel.-plug 4P. (9 of SM-plug)
12 Neutral 40 Phase
15 Terminal 1 of control unit 41 Earth (ground)
16 Terminal 2 of control unit 42 Neutral
17 Terminal 9 of control unit 43 Terminal 5 of control unit (valve)
18 Terminal B5 at Wiel.-plug 4P. and terminal 4 of SM-plug 44 Terminal 6 of control unit (heating)
19 Earth (ground) 45 Terminal 4 of control unit (heating contact)
20 Neutral 46 Earth (ground)
22 Terminal 5 of control unit and terminal B4 at Wiel.-plug 7P.
(Counter 1
st
stage)
47 Neutral
23 Terminal B5 at Wiel.-plug 4P.and terminal 4 of SM-plug
(Counter 2
d
stage)
48 Terminal T8 at Wiel.-plug 4P.
24 Neutral 49 Terminal T6 at Wiel.-plug 4P.
25 Phase 50 Terminal T7 at Wiel.-plug 4P.
26 Phase 51 Terminal T2 at Wiel.-plug 7P.
27 Earth (ground) 52 Terminal 9 of control unit
28 Neutral 54 Phase
29 Neutral 55 Earth (ground)
30 Terminal 3 of control unit 56 Neutral
Terminal Plug no Terminal Plug no Plug no Terminal Plug no Terminal
Remote reset
Malfunction
display
Air-pressure
switch
Solenoid valve
I
Burner motor
Flame
c
heck
Solenoid
valve
II
Operating-hour
counter
Ignition
Servomotor
Power
s
upply
L
1
Contin.
flow
ventilation
Regulator
EN