Viessmann Vitocal 200-S Installation And Service Instructions Manual page 31

Electrical connection
Plug Sensor
F11 Contact humidistat 24 V
Note
If a 230 V~ contact humidistat (connection to X3.8/X3.9) is used
for cooling, insert a jumper, otherwise the heat pump will not
start (message "CA Protectn device primry").
F13 Flow temperature sensor, system (downstream of the heating wa-
ter buffer cylinder and external heat generator)
F14 Flow temperature sensor, cooling circuit (heating circuit without
mixer A1/HC1 or separate cooling circuit SKK)
F16 Room temperature sensor, cooling circuit
■
■
F20 Boiler water temperature sensor, external heat source
F21 With heat pump cascades: Flow temperature sensor, swimming
pool
F23 With heat pump cascades: Buffer outlet temperature sensor
KM BUS (wires interchangeable)
aVG
Use the KM BUS distributor (accessories) if several devices are
connected.
KM BUS subscriber (examples):
■
■
■
■
Modbus 2 (wires not interchangeable)
sVA
Connection for electricity meter of photovoltaic system
J3 Jumper for terminator, Modbus 2
J4 Jumper for setting master/slave Modbus 2
X18 Modbus 1
Connection for Viessmann appliances, e.g. Vitovent 300-F
Note
If further Viessmann appliances are to be connected to Modbus 1,
plug in the Modbus distributor (accessories) (see "Modbus distrib-
utor" installation instructions).
X24 Connection for LON communication module (see "LON communi-
cation module" installation instructions)
X31 Slot for coding card
(cont.)
–
Required for separate cooling circuit SKK
Recommended for heating/cooling circuit without mixer A1/HC1
Extension kit, mixer for heating circuit M2/HC2
Remote control Vitotrol 200A or Vitotrol 300B (input the heating
circuit assignment at the remote control)
EA1 extension, AM1 extension
Communication interface Vitocom 100, type GSM2
Terminator enabled (delivered condition)
Terminator disabled
Heat pump control unit is slave
Heat pump control unit is master (delivered condition)
Installation sequence
Type
―
NTC 10 k
Ω
NTC 10 k
Ω
NTC 10 k
Ω
NTC 10 k
Ω
NTC 20 k
Ω
NTC 10 k
Ω
—
—
—
—
—
—
—
31