De Dietrich VM iSystem AD281 Installations- Und Wartungsanleitung Seite 29

VM iSystem - AD281
CDI C CDI B/ C B
CDR
S.SYST
A 3 way valve circuit B
Z Heating pump circuit B
E Outlet sensor circuit B (Package AD199)
(1)
R Heating circuit B
T Outside sensor (optional)
Y Boiler
U DHW storage tank
(1) If using underfloor heating, remove the bridge CS and connect a safety thermostat.
11/10/2017 - 300027106-001-02
(0450281003)
2.2.5.
0V +
N L
0-10V/
C
BF AF OT CS
E.TEL
5
3
1
6
I DHW sensor (Package AD212)
Do not use the simulation connector delivered with the DHW sensor.
O Domestic circulation loop pump (Optional)
P D.H.W. load pump
a 3 way valve circuit C
z Heating pump circuit C
e Outlet sensor circuit C (Package AD199)
r Heating circuit C
Connecting two circuits and a domestic hot
water tank
N N L N
C B
CS
M M
13
4
2 12
11
(1)
N L L N N L
ALIM
B AUX
230V/50Hz
C003685-D
14
7
10
8
2. Installation
EN
9
27