Components - Viessmann Vitotronic 300 GW6B Installation Instructions Manual

Preparing for Installation
System Examples
Required Devices
ID: 4800061_1407_01
Position Equipment
Outdoor temperature sensor ATS (ATS-value can be taken from Vitotronic 300 GW6B master and cascade
eZ
or
Heating circuit III (underfloor heating)
wI
Supply temperature sensor M1 (circuit III) delivery Pos. 35
wO
Mixing valve M1 (heating circuit III)
eR
or
Strap-on temperature sensor
wO
and
Mixing Valve Actuator M1 (heating circuit III)
eR
Vitotronic 200-H HK1B
eT
and
LON communication module for Pos. 35
uP
and
LON connecting cable
Outdoor temperature sensor ATS (ATS-value can be taken from Vitotronic 300 GW6B master and cascade
eZ
Temperature monitor as Maximum temperature limiter for underfloor heating
eP
- Immersion thermostat or - Contact thermostat
Heating circuit M1 (secondary)
eQ
Heating circuit pump M1 (primary)
eE
Power switch on site / main disconnect
rT
Accessories for boilers
Maximum pressure SDB
eO
Minimum pressure switch or limiter SDB
rP
Water level (Low water cutoff) WB
rQ
External blocking / Boilers
zI
Switch on boiler as the last in a row
zO
Accessories
Compiled Fault Output
tP
Vitotrol 200A or Vitotrol 300A
tW
KM BUS subscriber: - Extension EA1, AM1
tE
- Vitotrol 200A, 300A
Extension EA1:
zP
1 switching output (floating changeover contact)
zQ
- Control system pump to a substation
- Signal reduced mode for one heating circuit
1 analog input (0 to 10 V)
zW
- Specification of the boiler water temperature setpoint
3 digital inputs
zE
- Separated External switch the operating status for heating circuits 1 to 3 switchable
(with control for weather-compensated operation)
- External blocking with collective fault
- Error messages
- Brief operation DHW re-circulation pump (for weather-compensated control units)
external hook-up
zE
- Switch on boiler as the last boiler
- External blocking
KM BUS distributor, with several KM BUS participants
zU
LON communication module to communicate with the following components:
uP
Vitotronic 200-H (for controlling other heating circuits)
eT
Vitocom 100, type LAN1 with communication module
uQ
14
(continued)
Vitotronic 300, GW6B Installation and Service