Viessmann VITOTRONIC 100 GC1 Installation And Service Instructions Manual page 121

Coding 2
(continued)
Overview of all codings (continued)
Coding as per Function
factory setting
Address: Value
2C: 5 2C: 5 Maximum run-on time of boiler isolation Maximum run-on time of boiler isolation
General General
valve 5 minutes valve 5 minutes
2d: 0 Shunt pump ON only when requested
Boiler
40:125 Operating time of actuating drive, boiler
General
isolation valve, 3-port mixing valve or
mixing valve motor in conjunction with
return temperature raising facility
125 seconds
Plug aJA not installed
4A: 0
General
Plug aJB not installed
4b: 0
General
Connections at plug sÖ A1: Connections at plug sÖ A1:
4C: 2 4C: 2
General General
Therm-Control switch contact Therm-Control switch contact
Connections at plug sL: Connections at plug sL:
4d: 1 4d: 1
General General
Shunt pump Shunt pump
Connections at plug gS:
4E: 0
General
Boiler isolation valve or 3-port mixing
valve for return temperature raising facility
4F: 5 4F: 5 Shunt pump, boiler circuit pump or Shunt pump, boiler circuit pump or
General General
distributor pump with 5 minutes run-on distributor pump with 5 minutes run-on
time
54: 0 Without solar control unit
General
Additional information
New coding Possible change
Address:
Value
2C: 0 No run-on time
2C: 1 Run-on time adjustable
to from 1 to 60 minutes
2C: 60
2d: 1 Shunt pump ON continuously
40: 5 Operating time adjustable
to from 5 to 199 seconds
40:199
Plug aJA installed
4A: 1
(e.g. temperature sensor of
Therm-Control);
automatically recognized
Plug aJB installed
4b: 1
(e.g. temperature sensor T2);
automatically recognized
4C: 1 Primary pump of DHW heating
4C: 3 Circulation pump of flue gas/water
heat exchanger
4d: 2 Boiler circuit pump
4d: 3 Boiler circuit pump with boiler
isolation valve function
4E: 1 3-port valve of DHW heating
4F: 0 No pump run-on
4F: 1 Run-on time adjustable
to from 1 to 60 minutes
4F: 60
54: 1 With Vitosolic 100;
will be recognised automatically
54: 2 With Vitosolic 200;
will be recognised automatically
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