Multi-Bloc, Mb-Vef 412-415 - Bentone BG550 Series Installation And Maintenance Instruction

8.5 MULTI-BLOC, MB-VEF 412-415.... B01
2
5
4
6
7
8
18
1.
2. Electrical connection for valves DIN EN 175 301-
803
3.
4. Input lange
5. Test point connection G 1/8 upstream of ilter,
possible on both sidees.
6. Filter (below cover)
7. Type plate
8. G 1/8 pressure connection for p
9. Setting screw, ratio V, high capacity
10. Test point connection G 1/8 downstream of ilter
possible of both sides
11. Test point connection M4 downstream of V2
It is possible to connect a leakage control VPS 504 and a gas pressure switch maxi.
17
10 12
9 11
12. Setting screw, zero point adjustment N, low
capacity
13. G 1/8 pressure connection for p
14. G 1/8 pressure connection for p
15. Output lange
16. Test point connection G 1/8 downstream of V1,
possible on both sides
17. Operation display V1, V2 (optional)
18. Pulse line
blower pressure
L
18
16
15
14
13
18
furnace pressure
F
burner pressure
Br
Bentone BG550/650
General
33