58
180
140
Specification
Rated voltage
230 V
∼
Rated frequency
50 Hz
Rated current
2 A
Power consumption
1.5 W
Rated relay output break-
ing capacity
1 A, 230 V~
Protection class
I
IP rating
IP 20D to EN 60529; ensure through
design/installation.
Permissible ambient temperature
– Operation
0 to +40 °C
Installation in living spaces or boiler
rooms (standard ambient conditions)
– Storage and transport
–20 to +65 °C
Solar control units
SDIO/SM1A electronics module
■ Integrated in the DHW cylinder and Solar-Divicon.
■ Compatible with Viessmann control units with PlusBus or KM-BUS
communication
■ Automatic differentiation between PlusBus and KM-BUS subscrib-
ers
Functions
■ Control and display via the heat generator control unit
■ Switching the solar circuit pump
■ Solar circuit pump speed control via PWM signal
Only use solar circuit pumps with PWM input.
■ Suppression of DHW cylinder reheating by the heat generator sub-
ject to solar yield
■ Collector safety shutdown
■ Electronic temperature limitation in the DHW cylinder
■ Switching of a transfer pump for the DHW cylinder
■ Frost protection function
■ General function overview: See chapter "Functions".
Design
■ PCB
■ Terminals:
– 4 sensors
– Solar circuit pump
– KM-BUS/PlusBus
– Power supply (on-site ON/OFF switch)
■ PWM output for switching the solar circuit pump
■ 1 relay for switching one pump or one valve
Collector temperature sensor
Delivered separately for connection inside the appliance.
On-site extension of the connecting lead:
■ 2-core lead, length up to 60 m with a cross-section of 1.5 mm
2
(copper)
■ Never route this lead immediately next to 230/400 V cables
Specification – collector temperature sensor
Lead length
2.5 m
IP rating
IP 32 to EN 60529; en-
sure through design/
installation.
Sensor type
Viessmann NTC 20 kΩ at
25 °C
Permissible ambient temperature
– Operation
–20 to +200 °C
– Storage and transport
–20 to +70 °C
Cylinder temperature sensor
The sensor is connected inside the control unit.
Specification – cylinder temperature sensor
IP rating
IP 32 to EN 60529; en-
sure through design/
installation.
Sensor type
Viessmann NTC 10 kΩ at
25 °C
Permissible ambient temperature
– Operation
0 to +90 °C
– Storage and transport
–20 to +70 °C
Specification – SDIO/SM1A electronics module
Rated voltage
230 V ~
Rated frequency
50 Hz
Rated current
2 A
Power consumption
1.5 W
Protection class
I
IP rating
IP 20D to EN 60529; ensure
through design/installation.
Permissible ambient temperature
– Operation
0 to +35 °C, use in the living
space or boiler room (stand-
ard ambient conditions)
– Storage and transport
–20 to +65 °C
Rated relay output breaking capaci-
ty
– Semi-conductor relay 1
1 (1) A, 230 V~
– Relay 2
1 (1) A, 230 V~
– Total
Max. 2 A
EM-S1 extension
Part no. Z017413
■ PlusBus subscriber
■ Function extension inside enclosure for wall mounting
Functions
■ Control and display via the heat generator control unit
■ Switching the solar circuit pump
■ Solar circuit pump speed control via PWM signal
Only use solar circuit pumps with PWM input.
■ Suppression of DHW cylinder reheating by the heat generator sub-
ject to solar yield
■ Collector safety shutdown
■ Electronic temperature limitation in the DHW cylinder
■ Switching of a transfer pump for the DHW cylinder
■ Frost protection function
■ General function overview: See chapter "Functions".
Control unit
(cont.)
148
VIESMANN
VITODENS
9
5853906
Содержание Vitodens 200-W B2HE
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