Viessmann VITOTRONIC 300-K Installation And Service Instructions Manual

Vitotronic 100, GC1B / Vitotronic 300-K, MW1B Installation and Service Installation Examples System Example 1 Multi boiler system: Boiler with Therm-Control Note: This scheme is a basic example without shut-off devices or safety equipment. This does not replace the need for local engineering. ...

5793 309 - 05 110 Cascade Control of the Vitotronic 300-K Cascading Layouts Boilers connected in parallel H Without and with supply temperature sensor. H Set code “3B:0” or “3B:1” in the “Cascade” group. H The cascade control specifies the set boiler water temperature for all currently active boilers. Every boiler control unit regulates to the specified set value. The following control strategies are available: H Condensing strategy (see page 111) H Conventional strategy 1 (see page 111) H Conventional strategy ...

Vitotronic 100, GC1B / Vitotronic 300-K, MW1B Installation and Service 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.: 0.1A~ 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 ...

5793 309 - 05 26 Installation Examples System Example 3 (continued) Equipment required Pos. Description 1 Boiler I 2 Boiler water temperature sensor KTS 3 Vitotronic 100 4 Vitotronic 300-K 5 Outside temperature sensor ATS 6 Supply temperature sensor, common heating flow VTS as - contact temperature sensor (standard delivery for Vitotronic 300-K) or - immersion temperature sensor 7 3-way mixing valve 8 Temperature sensor T1 as - contact temperature sensor or - immersion temperature sensor 9 Boiler circuit pump qP B ...

5793 309 - 05 150 “Heating Circuit 1”, “Heating Circuit 2”, “Heating Circuit 3” Group (continued) Coding 2, Vitotronic 300-K Coding in the factory set condition Possible change D8:0 No heating program changeover via extension EA1 D8:1 Heating program changeover via input DE1 at extension EA1. D8:2 Heating program changeover via input DE2 at extension EA1. D8:3 Heating program changeover via input DE3 at extension EA1. E1:1 With remote control: Set day temperature adjustable at the remote control unit from 50 to ...

5793 309 - 05 98 1. Press OK and simultaneously for approx. 4 sec. 2. “Diagnosis” 3. “Brief scan”. 4. Press OK. The display shows 9 lines with 6 fields each. Service Scans, Vitotronic 300-K For an explanation of the relevant values in the individual lines, see the following table: Line (brief scan) Field 1 2 3 4 5 6 1: System schemes 01 to 10 Control unit software version Programming unit software version 2: 2 0 0 0 Appliance identification ZE-ID 3: 0 0 Number of KM BUS participants Software version Solar control m ...

5793 309 - 05 36 Installation Examples System Example 4 (continued) Equipment required Pos. Description tE KM BUS distributor, for several KM BUS participants zP Extension EA1 zQ 1 switching output (floating changeover contact): - Switching a feed pump to a substation - Signalling reduced mode for a heating circuit zW 1 analog input (0 – 10V): - Specifying the set system supply temperature zE 3 digital inputs: - External heating program changeover, separately adjustable for heating circuits 1 to 3 - External demand ...

5 Page 5793 309 - 05 Vitotronic 100, GC1B / Vitotronic 300-K, MW1B Installation and Service Service Scans, Vitotronic 300-K Troubleshooting, Vitotronic 100 Troubleshooting, Vitotronic 300-K Function Description Coding 1, Vitotronic 100 Coding 2, Vitotronic 100 Coding 1, Vitotronic 300-K Coding 2, Vitotronic 300-K Wiring, Vitotronic 100 Wiring, Vitotronic 300-K Components Parts Lists Specification Calling up Service Menu............................................97 Scanning Operating Data...........................................97 Brief Scan................................. ...