Swegon CONDUCTOR W4 Technical Manual
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Swegon CONDUCTOR W4 Technical Manual

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CONDUCTOR W4
Technical Manual - sw 1.48
20210201

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Summary of Contents for Swegon CONDUCTOR W4

  • Page 1 CONDUCTOR W4 Technical Manual - sw 1.48 20210201...

  • Page 3: Table Of Contents

    Show system information ........52 Change parameters ..........52 Show Alarms ............53 Service ............. 55 Parameters ............55 System Parameters..........55 Application Parameters ......... 58 Indication on the Controller ........65 Trouble shooting ..........66 ModBus Register ..........68 20210201 Swegon reserves the right to make design changes.
  • Page 4 CONDUCTOR W4 Swegon reserves the right to make design changes.. 20210201...

  • Page 5: Introduction And Safety

    (thermostat). The Service section is intended for personnel who are specially trained by Swegon. Product design changes Swegon reserves the right to change the specifications in the manual and change the design of the product without notice. Safety precautions Responsibility It is the responsibility of the user to do the following: •...
  • Page 6 CONDUCTOR W4 Swegon reserves the right to make design changes.. 20210201...

  • Page 7: Technical Description

    CONDUCTOR W4 Technical Description About Conductor W4 CONDUCTOR W4 is a controller application in the CONDUCTOR series. The W designation indicates that the application is applicable to water-borne climate systems. CONDUCTOR is a control system for the individual control of room temperature and airflow.
  • Page 8 RF id: 00350 IIIIIIIIIIIIIIIIIIIIIIIIIIIIIII Figure 2. Product identification label on the controller. Pos 1. Name of the product. Pos 2. ModBus RTU address. Pos 3. Part number. Pos 4. Controller ID number. Swegon reserves the right to make design changes.. 20210201...
  • Page 9 If requested, the room unit can be wire-connected to the controller. All cable connections are hidden above the false ceiling and all wiring is carried out with detachable standard connections, i.e. screw wiring terminals. 20210201 Swegon reserves the right to make design changes.

  • Page 10: Installation Examples

    CONDUCTOR W4 Installation Examples The illustration below shows a typical arrangement of a complete installation with the CONDUCTOR W4.2 control system. Figure 4. Example of a CONDUCTOR W4.2 installation. CONDUCTOR W4.2 (Conference Room) PARASOL PARASOL-xxxx-B Comfort module K1/ K2 CONDUCTOR RE W4.2...
  • Page 11 CONDUCTOR W4 Installation Examples The illustration below shows a typical arrangement of a complete installation with the CONDUCTOR W4.1 control system. Figure 5. Example of a CONDUCTOR W4.1 installation.. CONDUCTOR W4.1 (Hotel/Office) PARASOL PARASOL-xxxx-B Comfort module K1/ K2 CONDUCTOR RE W4.1...
  • Page 12 CONDUCTOR W4 Installation Examples The illustration below shows a typical arrangement of a complete installation with the CONDUCTOR W4.1 control system. Figure 6. Example of a CONDUCTOR W4.1 installation.. CONDUCTOR W4.1 (Hotel/Office) PARASOL PARASOL-xxxx-B Comfort module K1/ K2 CONDUCTOR RE W4.1...

  • Page 13: Adjustable Sequences For Cooling

    If the level of carbon dioxide in the room exceeds a certain level, the air system is activated in order to reduce the level and keep it constant. 20210201 Swegon reserves the right to make design changes.

  • Page 14: Operating Mode

    Carbon Occupancy Window Condensation Airflow Cooling dioxide ECON Normal Normal Closed High Closed High Normal Normal Normal Swegon reserves the right to make design changes.. 20210201...

  • Page 15: Operating Modes

    In the energy-save mode, the valve actuator is controlled for chilled water and hot water respectively according to the status on other sensors in the room, but with a greater permissible difference between actual value and setpoint than in the AUTO mode. 20210201 Swegon reserves the right to make design changes.
  • Page 16 EMERG mode. The supply air is normally shut off. The EMERG mode can only be managed in control systems that are connected to a main control system via ModBus RTU. Swegon reserves the right to make design changes.. 20210201...

  • Page 17: Functions

    CONDUCTOR W4 Functions There are a variety of functions built into the CONDUCTOR W4: • Exercising of valves • First open • 0-point calibration • Frost protection • Change over 2-pipe. • Change over 4-pipe • Night cool • Time-set setpoint restoration •...
  • Page 18 AUTO mode. The controller automatically switches to the AUTO mode after a pre-defined number of minutes after the latest manual change entered in the room unit. Swegon reserves the right to make design changes.. 20210201...
  • Page 19 The various modes are the following: * Airflow, no occupants * Airflow, minimum occupancy * Airflow, maximum occupancy * Airflow, Holiday Water * Open valve actuators, 100% cooling * Open valve actuators, 100% heat 20210201 Swegon reserves the right to make design changes.
  • Page 20 Heating step 1 on the cooling output and heating step 2 on the internal relay. The Two-step heating function must be activated with parameter P_1057. Relay function, Off/On The function activates/deactivates the controller’s relay function via a parameter. Swegon reserves the right to make design changes.. 20210201...

  • Page 21: C-Factor And Offset

    Balanced pressure = Just as much supply air as extract air. • Negative pressure = More extract air than supply air. • Negative pressure = Less extract air than supply air. 20210201 Swegon reserves the right to make design changes.

  • Page 22: Technical Data

    Supply air damper 0 - 10 V DC (low/normal/high) max load 25 VA = 5 actuators. Extract air damper 0 - 10 V DC (low/normal/high) max load 25 VA = 5 actuators. Swegon reserves the right to make design changes.. 20210201...
  • Page 23 RJ12 6-pole for connecting up to the controller (**) (*) = Specified storage temperature appies to a room unit WITHOUT batteries. (**) = Used only if wireless communication is not desired. 20210201 Swegon reserves the right to make design changes.
  • Page 24 CONDUCTOR W4 Swegon reserves the right to make design changes.. 20210201...

  • Page 25: Installation

    External temperature sensor CONDUCTOR T-TG Adapter, actuator/valve ACTUATOR b ADAPTER-(aaaaaaaa) (aaaaaaaa) = Fitted to valve type: T&A Tour & Andersson OVENTROP Oventrop Certain MMA-valves RAV/L Danfoss RAV/L Danfoss RAV Danfoss RA 20210201 Swegon reserves the right to make design changes.

  • Page 26: Preparations

    The electrical contractor or the systems contractor provides a 230 V earthed outlet for transformer, a fitted junction box for the room unit (thermostat) and possible external cables. Preparations The CONDUCTOR W4 should be installed in steps as follows: To mount the controller. To connect units. Commissioning.

  • Page 27: Step 1, To Mount The Controller

    Fasten the two plastic hooks on the backside of the controller on the upper control edge on the DIN rail. Press to fasten the snap-on fasteners on the backside of the controller against the lower control edge on the DIN rail. 20210201 Swegon reserves the right to make design changes.
  • Page 28 Pos 1. Supporting surface, NOT for the comfort module or climate beam. Pos 2. Screws. Secure the controller by means of screws in the upper left-hand and the lower right-hand corners. Use screws suitable for the supporting surface. Swegon reserves the right to make design changes.. 20210201...

  • Page 29: Step 2, To Connect The Units W4.2

    Pos 8. Transformer Pos 9. Valve actuator for heating water. Pos 10. Damper motor for extract air. Pos 11. Damper motor 1 for supply air. Damper motor 2 for supply air. 20210201 Swegon reserves the right to make design changes.
  • Page 30 12. Connect the damper motor 2 for supply air as follows: • G0: Wiring terminal no. 30. • 0-10 V signal: Wiring terminal no. 31. • 24 V: Wiring terminal no. 32. Swegon reserves the right to make design changes.. 20210201...

  • Page 31: Step 2, To Connect The Units W4.1

    Pos 5. Pressure sensor. Pos 6. Carbon dioxide sensor. Pos 7. Condensation sensor. Pos 8. Temperature sensor Pos 9. Transformer Pos 10. Damper motor for extract air. Pos 11. Damper motor for supply air. 20210201 Swegon reserves the right to make design changes.
  • Page 32 11. Connect the damper motor for supply air as follows: • G0: Wiring terminal no. 33. • 0-10 V signal: Wiring terminal no. 34. • 24 V: Wiring terminal no. 35. Swegon reserves the right to make design changes.. 20210201...

  • Page 33: Step 3, Commissioning

    • Press on the snap-on fastener and remove the back piece. • Insert the batteries with the poles turned according to the relief markings in the battery compartment. 20210201 Swegon reserves the right to make design changes.
  • Page 34 Connect the controller and the room unit to one another in accordance with the instructions in section: Room unit menus. The ID number of the controller should be given as address when connecting up. Swegon reserves the right to make design changes.. 20210201...

  • Page 35: Step 4, To Install The Room Unit (Thermostat)

    Tighten the back piece only in the right-hand and the left-hand fastening holes. Then secure the back piece to the wall by means of two countersink screws, appropriate for the supporting surface. 20210201 Swegon reserves the right to make design changes.
  • Page 36 CONDUCTOR W4 Swegon reserves the right to make design changes.. 20210201...

  • Page 37: The Menus Of The Room Unit (Thermostat)

    The field shows the battery level. If a window is open in the room this will be visible on the screen. Symbol for fully charged batteries. Symbol for half charged batteries. Symbol for empty batteries. Symbol for an open window. 20210201 Swegon reserves the right to make design changes.
  • Page 38 The symbol is shown in the field when the carbon dioxide content in the room exceeds the pre-defined content. Symbol for carbon dioxide content. Occupancy status The symbol is shown in the field when someone is in the room. Symbol for occupancy. Swegon reserves the right to make design changes.. 20210201...

  • Page 39: Overview Of The Menu System Of The Room Unit

    K-factor EA Offset l/s Language Temp C Temp H FirstTime func Flow SA1 l/s Flow SA2 l/s Flow EA l/s Temp. calibration Energy saving Backlight Basescreen mode Set point step Commissioning 20210201 Swegon reserves the right to make design changes.

  • Page 40: Navigating In The Menus Of The Room Unit

    Enter the remaining three digits in the code. Press OK to confirm the code. If you have entered the correct code, the Service menu will be shown. Otherwise the Main menu will be shown. Swegon reserves the right to make design changes.. 20210201...

  • Page 41: Changes In The Main Image

    Press OK or wait 3 seconds to confirm the setting. Low airflow corresponds to the ECON operating mode. Normal airflow corresponds to th AUTO operating mode. High airflow corresponds to the BOOST operating mode. 20210201 Swegon reserves the right to make design changes.

  • Page 42: Changes And Settings In The Service Menu

    Press the ►Right key for advancing further and changing the values of K-factor and supply air in air duct 2. (W4.2 only) Press the ◄ Left key twice to return to the Service menu. Swegon reserves the right to make design changes.. 20210201...
  • Page 43 ▲ UP key or the ▼ DOWN key. Press OK to highlight the value. Change to desired value. Press OK to confirm the change. Press the ◄ Left key three times to return to the Service menu. 20210201 Swegon reserves the right to make design changes.
  • Page 44 Press the ► Right key four times to show the image for current flows in the supply air ducts and in the extract air duct. Return to the Service menu by pressing the ►Right key. Swegon reserves the right to make design changes.. 20210201...
  • Page 45 Select First whether the room unit is the first one in the room. • Select Second if the room unit is the second one in the room. Press OK in order to confirm the selection and return to the Service menu. 20210201 Swegon reserves the right to make design changes.
  • Page 46 If the connection is successful, the text: Connected will be shown. 10. Return to the Settings menu by pressing the ◄ Left key. 11. Return to the Service menu by pressing the ◄ Left key. Swegon reserves the right to make design changes.. 20210201...
  • Page 47 The test can be cancelled by pressing the ► Right key. • Press the ◄ Left key when the test is finished to return to the Settings menu. Return to the Service menu by pressing the ◄Left key. 20210201 Swegon reserves the right to make design changes.
  • Page 48 Enable the function by selecting [On], disable by selecting [Off]. Press OK in order to confirm the selection and return to the Settings menu. Return to the Service menu by pressing the ◄ Left key. Swegon reserves the right to make design changes.. 20210201...
  • Page 49 ▲ UP key or ▼ DOWN key. Press OK to confirm and return to the Settings menu. Return to the Service menu by pressing the ◄ Left key. 20210201 Swegon reserves the right to make design changes.
  • Page 50 Change by pressing the ▲ UP key or ▼ DOWN key to choose between analogue or digital display. Press OK to confirm the change and return to the Settings menu. Return to the Service menu by pressing the ◄ Left key. Swegon reserves the right to make design changes.. 20210201...
  • Page 51 Change by pressing the ▲ UP key or ▼ DOWN key to choose between Water and Air Press OK to confirm the change and return to the Settings menu Return to the Service menu by pressing the ◄ Left key. 20210201 Swegon reserves the right to make design changes.

  • Page 52: Show System Information

    Yes to save the changes you’ve made. • No to not to save the changes. • Cancel to return to parameter change image. 11. Press OK to return to the Service menu. Swegon reserves the right to make design changes.. 20210201...

  • Page 53: Show Alarms

    Go to the Service menu. Highlight Alarms. Press OK or on the ► Right key. All active alarms are shown in the image. Return to the Service menu by pressing the ◄  Left key. 20210201 Swegon reserves the right to make design changes.
  • Page 54 CONDUCTOR W4 Swegon reserves the right to make design changes.. 20210201...

  • Page 55: Service

    This section is intended only for use by personnel who are specially trained by Swegon. Parameters In order to control the functions in the CONDUCTOR W4, there are a number of parameters, which can be changed in order to optimize the current installation. In the display of the room unit (thermostat) every parameter is shown in accordance with the figure below.
  • Page 56 Condensation sensor wet limit. Active when P_122 500 kOhm P_121=1 Condense sensor wet limit max 10000 Condensation sensor dry limit. Active when P_123 900 kOhm P_121=1 Condense sensor dry limit max 10000 Swegon reserves the right to make design changes.. 20210201...

  • Page 57: Application Parameters

    0 = Not used Indicates which lowest 16 °C P_1912 temperature is possible to Room unit´s min set point adjust manually on the room unit in the MAN operating Min 0 Max 50 mode. 20210201 Swegon reserves the right to make design changes.
  • Page 58 Min 0 Max 1 1 = Connected Indicates at which lowest P_1924 500 ppm carbon dioxide content in C02 min level ppm the room the airflow should increase. Max 1000 Min 350 Swegon reserves the right to make design changes.. 20210201...
  • Page 59 Max 5000 Indicates which flow in supply 30 l/s P_1935 air duct 2 that should be set for Boost flow SA2 (l/s) BOOST. Min 0 Max 5000 Parameter not used. P_1936 20210201 Swegon reserves the right to make design changes.
  • Page 60 Min 0 Max 100 Indicates start position on the P_1948 50 % extract air after an error on the EA damper after sensor error sensor. Max 100 Min 0 Swegon reserves the right to make design changes.. 20210201...
  • Page 61 C-factor. Min 2 Max 2 2 = Quadratic of the MB pressure sensor. Indicates the C-factor for the P_1960 extract air duct. EA K-term, Scale 1:10 Min 1 Max 15000 20210201 Swegon reserves the right to make design changes.
  • Page 62 P_1969 operation. TH_Economy Min 10 Max 35 Switch in cooling for holiday P_1970 operation. TC_Holiday Min 10 Max 30 Switch in heating for holiday P_1971 operation. TH_Holiday Min 10 Max 35 Swegon reserves the right to make design changes.. 20210201...
  • Page 63 Output signal’s voltage level at P_1982 a cooling signal of 100% 4pipe NEG max Max 100 Min 0 Output signal’s voltage level at P_1983 lowest cooling signal 4pipe NEG min Min 0 Max 100 20210201 Swegon reserves the right to make design changes.

  • Page 64: Indication On The Controller

    The voltage is low Safety measure for the (Supply voltage is <13V). AC output signals. All signals are Off. Very rapid Radio Frequency green communication. flashing. Very Further transmission rapid red of MB. flashing. Swegon reserves the right to make design changes.. 20210201...

  • Page 65: Trouble Shooting

    No device list AC overload The supply voltage is too high. Check the voltage Auto source. System fault Component error. Replace the controller! No serial number Program error. Replace the controller! 20210201 Swegon reserves the right to make design changes.
  • Page 66 AHU Supply duct 100% open Exhaust duct 100% open Low voltage detect The voltage for the Check the voltage Auto controller is low. source. Duct group member missing Negative pressure Swegon reserves the right to make design changes.. 20210201...

  • Page 67: Modbus Register

    CONDUCTOR W4 Modbus register The information listed below applies when the CONDUCTOR W4 is connected to a so-called ModBus system. Conductor W4 BMS, applies to software from 1.48 Default values from parameter file Coil Status Discrete Output (1 bit) Modbus...
  • Page 68 CONDUCTOR W4 Conductor W4 BMS, applies to software from 1.48 Default values from parameter file Input Status Discrete Input (1 bit) Read only Modbus Name Min/Max Remarks Default 1x0028 Short circuit X13 ALARM, requires HW reset 1x0029 Short circuit X14...
  • Page 69 CONDUCTOR W4 Conductor W4 BMS, applies to software from 1.48 Default values from parameter file Holding 16 bit integer register register Modbus Name Min/Max Remarks Default 4x0001 Relay in Emergency 0=Close, 1=Open, 2=No Action 4x0002 Application transition 1=Auto Normal, 2=Economy, 3=Manual, 4=Stand-...
  • Page 70 CONDUCTOR W4 Conductor W4 BMS, applies to software from 1.48 Default values from parameter file Holding 16 bit integer register register Modbus Name Min/Max Remarks Default 4x0037 Not used 4x0038 Economy flow, % of 0/100 normal flow 4x0039 NHoliday flow, % of...
  • Page 71 CONDUCTOR W4 Conductor W4 BMS, applies to software from 1.48 Default values from parameter file Input 16 bit integer register Read only register Modbus Name Min/Max Remarks Default 3x0001 Component Name ID 0/10 ID for type of controller in Conductor and...
  • Page 72 CONDUCTOR W4 Conductor W4 BMS, applies to software from 1.48 Default values from parameter file Input 16 bit integer register Read only register Modbus Name Min/Max Remarks Default 3x0051 PID SA Out -100/100 3x0052 PID EA Out -100/100 3x0053 Cool Water...

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