Viessmann VITOLIGNO 200-S Technical Manual page 66

Installation accessories
600 60
500 50
M
400 40
L
300 30
200 20
K
H
100 10
0 0
0 0.5
Pump rate in m³/h
A Divicon R ¾ with mixer
B Divicon R 1 with mixer
Manifold
With thermal insulation
For wall mounting with separately ordered wall mounting bracket.
The connection between boiler and manifold must be made on site.
For 2 Divicon
Part no. 7460 638 for Divicon R ¾ and R 1
5
HV HR
120
G 1½
120
HV HR
A Connection option for expansion vessel
HV Heating water flow
HR Heating water return
VIESMANN
66
(cont.)
G
F
C
E
B
A
1.0 1.5 2.0
495
HV
180 120
G 1½
G 1½ Rp ¾
C Divicon R 1¼ with mixer
D Divicon R ¾, R 1 and R 1¼ without mixer
E Stage 1
F Stage 2
G Stage 3
H Min. proportional pressure
K Max. proportional pressure
L Min. constant pressure
M Max. constant pressure
Bypass valve
Part no. 7464 889
For hydraulic balancing of the heating circuit with mixer. To be inserted
into the Divicon.
D
2.5
Part no. 7466 337 for Divicon R 1¼
HR
HV
A
G 2
HV
A Connection option for expansion vessel
HV Heating water flow
HR Heating water return
495
HR HV
120 180
G 1½
420
Rp ¾ G 2
A
VITOLIGNO 200-S
HR
120
G 1½
HR