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Vitotronic 200 and 300-K Installation and Service
Installation Sequence
Connecting Actuators
Available connections
gS A1 Motor for 3-way mixing valve, primary store system
gS M2 For heating circuit 2
gS M3 For heating circuit 3
Rated voltage: 120V~
Rated current Max.: 0.1 A~
Motor runtime for
3-way mixing valve: 10 to 255 sec, adjustable via
coding addresses “6A” in
the”DHW”group, “C3” in the HC2
group and “C3” in the HC3 group.
1. Disconnect power to control.
2. Install 120V or 24V valve adaptor on DIN rail inside
connection enclosure.
3. Insert the plug gS into socket gS on the Vitotronic
control.
4. Fasten cable with tie.
5. Connect black wire of the adaptor to terminals 8,9 or
10 on the Din rail.
6. Connect valve actuator wires to the adaptor terminals
Legend
A 24V Mixing Valve Adaptor
B DIN Rail (in junction box)
C 24V Valve Actuator
D Valve
Legend
A 120V Mixing Valve Adaptor
B DIN Rail (in connection enclosure)
C 120V Valve Actuator
D Valve
120V Valve Adaptor
Rated voltage: 120VAC
Rated current: max. 0.1 FLA
24V Valve Adaptor
Rated voltage: 24VAC
Rated current: max. 0.15 FLA
Operating time: 5 to 199 sec. selected via coding
address “40”.
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