28
Overview of electrical connections in the Vitotronic control unit
L
N
230V~
230V~
5
96
40
40
96
20
35
100
1L
N
2
1
145
2
1
3
2
1
5
4
154
145
A
LON
20
154
Fig. 18
A
Jumper
Connections to 230 V~ plugs
sÖ
Secondary pump (see page 18)
fÖ
Power supply
lH
■
Power supply for accessories
■
External demand/blocking
aBF
Connecting cable to process control unit (see
page 18)
Connections to LV plugs
X3
Plug X3 can be disconnected to facilitate instal-
lation.
■
Outside temperature sensor
!
■
Flow temperature sensor, low loss header
?
(accessories)
■
Radio clock receiver
%
Cylinder temperature sensor (plug in the cable
harness)
aVG
KM-BUS subscriber (accessories)
To connect several accessories, see page 31
■
Vitotrol 200-A or Vitotrol 300-A remote control
■
Vitocom 100, type GSM
■
Mixer extension kit
■
AM1 extension
■
EA1 extension
■
Solar control module SM1
■
Wireless base station
■
KM-BUS distributor
LON
■
Vitocom 100, type LAN 1
■
Vitocom 200
Information on connecting accessories
When connecting accessories observe the sep-
arate installation instructions provided with
them.
Installation sequence
Electrical connections
(cont.)
5678 044 GB
Installation
Summary of Contents for D2RA
Page 113: ...113 Maintenance Checking the Vitotronic 200 H accessories cont 5678 044 GB Maintenance ...
Page 133: ...133 Parts lists Sorption module hydraulics cont 5678 044 GB Components ...
Page 136: ...136 0001 0002 0003 0004 0005 Fig 83 Parts lists Miscellaneous 5678 044 GB Components ...
Page 163: ...163 5678 044 GB ...