Viessmann Vitosol
100 Technical Manual page 81

N
PE
qZ
M
1~
wW
Control equipment required
Item Description
Heating the combination cylinder/storage tank by solar energy
1
Vitosolic 200
2
Collector temperature sensor
3
Cylinder temperature sensor (heating water calorifier 2)
4
Solar circuit pump (standard delivery of Solar−Divicon, see page 51)
5
Temperature sensor (heat exchanger 1)
6
Solar cell
7
Circulation pump for heating calorifier 1
8
Line regulating valve (tacho setter)
9
Motorised valve for calorifier circuit
Loading DHW cylinder 2 through the boiler
qP
Cylinder temperature sensor
qQ
Cylinder loading pump
Loading DHW cylinder 1 (preheat stage)
qW
Temperature sensor (heating water calorifier 1)
qE
Temperature sensor DHW cylinder 1 (preheat stage)
qR
Discharge pump for the calorifier circuit
qT
Loading pump for cylinder 1 (preheat stage)
qZ
Contactor relay
qU
Line regulating valve (tacho setter) for calorifier circuit
qI
Line regulating valve (tacho setter) DHW
qO
Thermostatic mixing valve
wP
Motorised valve for calorifier circuit
wQ
Circulation pump (relayering)
wW
Three−way valve R 1" or
R 1¼"
to protect the heat exchanger from frost
VITOSOL
L N
M M
1~ 1~
qR qT wP
1
L
N
PE
4.6 System design 6
Number Part no.
1 7170 926
1 standard delivery
1 standard delivery
1 7170 931
or
7170 932
1 standard delivery
1 7408 877
1 on−site
1 on−site
1 on−site
1 standard boiler
control unit delivery
1 DHW cylinder
accessory
1 7170 965
1 7170 965
1 on−site
1 on−site
1 7814 681
1 on−site
1 on−site
1 on−site
1 on−site
1 Vitoset price list
1 on−site
1 on−site
81