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Biddle HR 12 Manual

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Manual
Heat recovery unit
Model HR 12
English
Version 1.0
Original Manual
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Summary of Contents for Biddle HR 12

  • Page 1 Manual Heat recovery unit Model HR 12 English Version 1.0 Original Manual...
  • Page 2 EAT RECOVERY UNIT . . . Contents Introduction About this manual How to read this manual About the unit Components and accessories Safety instructions Installation Inspection on delivery Hanging the unit up Connecting the unit to the ventilation system Installing condensate drain Connecting the unit to Modbus Installing the b-touch control panel (accessory) Installing sensors for control (accessory)
  • Page 3 Cleaning the plate heat exchangers Removing the control circuit board Connecting the control circuit board Fuses Setting the unit code Resetting the PIN code Copying the settings Updating the software Composition of the Biddle control cable Dismantling Addresses Keywords Manual version 1.0 (15-07-2018) en-3...
  • Page 4 . . Introduction About this manual This manual describes the installation, operation and mainte- nance of the heat-recovery unit HR. The manual also provides instructions and information for servicing activities. How to read this manual 1.2.1 Designations used in the manual The following symbols are used in the manual: Note: Refers to an important section in the text.
  • Page 5 Warning: Applications other than those described above are deemed to be ‘usage other than for the intended purpose’. Biddle is not liable for damage or loss resulting from usage other than for the intended purpose. Usage for the intended purpose also entails observance of the instructions in this manual.
  • Page 6 NTRODUCTION EAT RECOVERY UNIT 1.3.2 Type designation In combination, the type designations constitute the type code. HR 12 TYPE CODE ELEMENT DESIGNATION MEANING product series general designa- tion for the series capacity 1200 m3/h 1.3.3 Symbols on the unit airflow...
  • Page 7 The unit may not be used in potentially explosive environments, outdoors or in very dusty or aggressive air conditions. Biddle shall not be held liable for damage caused by use under these conditions. Sound levels Maximum sound power level in ducts...
  • Page 8 CE Declaration of Conformity can be found at: www.biddle.info. 1.3.7 Modifications and changes Without the approval of Biddle, no changes or modifications may be made to the unit that could adversely affect safety. The CE declaration is no longer valid if the unit has been modified or changed in any way.
  • Page 9 • Pressure switch over extract air filter @ • Dirty filter warning lamp (during transport, this is stored in the electronics module) • b-touch operating panel with Biddle control cable • Sensor for control: sensor • Smoke detector 1.4.3 Components not supplied...
  • Page 10 NTRODUCTION EAT RECOVERY UNIT Safety instructions 1.5.1 Safety in use Warning: Do not put any objects into the inlets and outlets. Warning: Do not obstruct the unit’s inlets or outlets. Caution: In exceptional situations, water may run out of the unit.
  • Page 11 . . Installation Warning: Installation activities may only be performed by technical staff qualified for this purpose. Warning: Before starting installation: read the safety instructions. See also: "Safety instructions" on page 10 Inspection on delivery • Check the unit and the packaging to ensure that they have been delivered in good order.
  • Page 12 NSTALLATION EAT RECOVERY UNIT • In exceptional situations, water may run out of the unit. Make sure that this cannot cause any damage or danger- ous situations. • Consult the symbols on the unit for the right position: : channels to the interior space : channels to the outside See also: 1.3.4 "Type plate"...
  • Page 13 If the duct cross-section is too small, this may lead to reduced capacity and/or noise nuisance. Note: In order to prevent condensation, Biddle recommends insulating the channel sections between the HR unit and the fresh air. See also: 2.10...
  • Page 14 NSTALLATION EAT RECOVERY UNIT Installing condensate drain The cooling of the air can cause condensation. The unit is fit- ted with a drain tray(s) to catch condensation water. 1. Connect the connection point 1 (15 mm) to a drainage system. Caution: Use a flexible connection.
  • Page 15 HR 12 M ANUAL NSTALLATION 2.5.2 Wiring A twisted-pair cable must be used for connection to the Mod- bus system. The cable must also have a third core for the GND (grounding). Normally, a four-pole, twisted-pair cable is used; one pair is used for communication and one core from the other pair is used as the GND.
  • Page 16 As a result, the magnetic fields will cancel each other out to an important extent. Note: Use Biddle control cables only. Standard modular telephone cable is NOT suitable. 2.6.2 Mounting and connecting the control panel 1. Lay the control cable.
  • Page 17 HR 12 M ANUAL NSTALLATION 4. Feed the control cable into the electronics module. 5. Connect the cable to X535 1, in accordance with the wir- ing diagram. 6. Screw the wall holder onto the electronics module, the junction box or against the wall.
  • Page 18 NSTALLATION EAT RECOVERY UNIT Installing external controls 2.8.1 Special points regarding external controls Unit input The unit has an input signal interface. As examples, a smoke detector or fire alarm can be connected to this. Connection X3 1 is suitable for input signals that are exter- nally powered.
  • Page 19 HR 12 M ANUAL NSTALLATION 1. Place a smoke detector or fire alarm (not supplied) at a suitable location. 2. Connect the sensor to X3 1 in the electronics module in accordance with the wiring diagram Note: When starting the unit, indicate what response must be given to a signal from the sensor.
  • Page 20 NSTALLATION EAT RECOVERY UNIT Warning: The unit must be connected in accordance with the applicable local requirements. Caution: For emergency situations and maintenance, it must be possible to render the entire system electrically dead. Every unit has an isolation switch in order to render the unit electrically dead in the event of emergency situations and for maintenance.
  • Page 21 HR 12 M ANUAL NSTALLATION 2.10 Switching on and checking operation 2.10.1 Introduction Danger: Make sure that all channel sections are connected to fresh air, inside air and ventilation units before you test the operation of the unit. 2.10.2 Visual checking 1.
  • Page 22 NSTALLATION EAT RECOVERY UNIT en-22...
  • Page 23 HR 12 M ANUAL NSTALLATION Calibrate the extract fan: 1. Set the isolation switch to 0. 2. Open the electronics module. 3. Connect the pressure difference meter to the pressure measurement points 1 of the extract fan. 4. Close the electronics module.
  • Page 24 NSTALLATION EAT RECOVERY UNIT Calibrate the supply fan: 1. Set the isolation switch to 0. 2. Open the electronics module. 3. Connect the pressure difference meter to the pressure measurement points 1 of the supply fan. 4. Close the electronics module. 5.
  • Page 25 HR 12 M ANUAL NSTALLATION 2. Determine the corresponding pressure difference for the pressure switch. To do so, use the graphic. 3. Set the isolation switch to 0. 4. Open the electronics module. 5. Set the pressure switch 7 to the pressure difference as specified in step 2.
  • Page 26 NSTALLATION EAT RECOVERY UNIT 2.10.7 Checking the CO sensor (accessory) If a CO sensor is used: 1. Check in menu > Maintenance > Unit control that the sen- sor is measuring a realistic value (Analog in, second value (1-2)) 2.10.8 Finishing the unit Close the electronics module.
  • Page 27 . . Operation via b-touch The unit can be operated via the b-touch control panel and via Modbus. This chapter describes operation with the b-touch control panel Note: Some settings and functions can only be used via the b-touch control panel or, conversely, only via Modbus. Control panel The b-touch control panel is equipped with a touchscreen (touch screen) with which all the functions can be set:...
  • Page 28 PERATION VIA B TOUCH EAT RECOVERY UNIT The Home screen On the home screen, information can be read and entered by touching the symbols: • 1 on/off • 2 main menu • 3 extra information about the current point in the con- trol panel.
  • Page 29 In automatic mode, the strength of the airflow is controlled automatically. In the manual mode, the strength can be set manually (3 set- tings). Note: For minimum energy consumption, Biddle recommends selecting the lowest strength at which the desired air quality is achieved. 3.2.5 Errors The symbol ä...
  • Page 30 When the filters are contaminated or when the maximum lifespan has elapsed, a message appears on the Home screen. Also, a signal can be generated on one of the outputs. New filters are available from Biddle. en-30...
  • Page 31 HR 12 M ANUAL PERATION VIA B TOUCH Cleaning the display The screen can be cleaned using a damp, soft cloth. Use this function to disable the touch screen for 20 seconds in order to be able to clean it.
  • Page 32 PERATION VIA B TOUCH EAT RECOVERY UNIT Settings The Settings menu allows you to enter settings which influ- ence the day-to-day use of the unit. 1. Select modes The control panel has an automatic mode and a manual mode. With the function Select modes, you can set which of these modes can be selected in the HOME screen.
  • Page 33 HR 12 M ANUAL PERATION VIA B TOUCH 21. User interface options Display on/off button The unit can be switched ON and OFF manually. This can also be done via the internal timer or via an external release signal on the unit. In this case you can disable the manual on/off option.
  • Page 34 PERATION VIA B TOUCH EAT RECOVERY UNIT • Unheated • Heating (not applicable) • Cooling You can set a post-rotation time for the fan. Here, set the period of time it should take for the fan to decelerate from maximum speed to standstill. 33.
  • Page 35 HR 12 M ANUAL PERATION VIA B TOUCH Values for input ALUE PTION ESCRIPTION No function The input has no function. Unit off locally - NO The unit is switched OFF when the contact is closed. (This only works in units to which the input signal is directly connected (locally).) Unit off locally - NC The unit is switched OFF when the contact is open.
  • Page 36 PERATION VIA B TOUCH EAT RECOVERY UNIT 62. Automatic CO2 control Only with use of automatic CO control The unit can automatically adjust the fan speed and, if required, the recirculation damper to the CO level. The default values for the CO levels can be adjusted in this menu.
  • Page 37 HR 12 M ANUAL PERATION VIA B TOUCH Maintenance Maintenance menu contains information on the use of the unit and offers a number of functions which are necessary for remedying errors. Status The status screen displays general information about the installation and specific information per group and per unit connected.
  • Page 38 PERATION VIA B TOUCH EAT RECOVERY UNIT MODE FANS SPEED VALVES RECIRCU DESCRIPTION SUPPLY EXTRACT FRESH AIR EXHAUST AIR PASS LATION unit off closed closed open closed (no pressure (no pressure difference) difference) heat recovery open open closed closed speed 1 (pressure dif- (pressure dif- ference)
  • Page 39 Software update Biddle is working continuously on improving its products and recommends that you update the software of the control panel when updates become available. Consult www.bid- dle.info/software to see if updates are available.
  • Page 40 Dimensions: maximum 240 x 320 pixels; • Colour depth: 8-bit grayscale or 24-bit colour. Note: Uploading your own logo replaces the standard Biddle logo. Export/import settings For copying settings between control panels. See also: 7.7 Copying the settings Exporting system info Export the file ‘system_info’...
  • Page 41 This paragraph describes frequently-used functions and their corresponding register addresses. Caution: Do not adjust other register addresses without consulting Biddle. Note: It may occur that the system applied uses a value of 1 higher than the register addresses given here. In that case, use 101 for register address 100, for example.
  • Page 42 PERATION VIA ODBUS EAT RECOVERY UNIT REGISTER ADDRESS DESCRIPTION 400 - 409 User functions: Current status 410 - 419 User functions: Changes via the b- touch control panel: 0 = permitted (default) 1 = not permitted 420 - 429 User functions: Modbus setpoint 4.1.1 General Operation REGISTER ADDRESS DESCRIPTION...
  • Page 43 In the manual mode, the strength can be set manually. VALUE FAN SPEED 1 - 49 50 - 79 80 - 100 Note: For minimum energy consumption, Biddle recommends selecting the lowest strength at which the desired air quality is achieved. Manual version 1.0 (15-07-2018) en-43...
  • Page 44 PERATION VIA ODBUS EAT RECOVERY UNIT 4.1.3 Automatic operation The unit can only be controlled automatically if the functions below have been set as follows: REGISTER ADDRESS DESCRIPTION VALUE 275 (1) Select modes 2 = allowed: automatic 3 = allowed: manual, automatic 425 (0.6) Automatic or manual control 1 = automatic...
  • Page 45 HR 12 M ANUAL PERATION VIA ODBUS 4.1.5 Ventilation/Night cooling REGISTER ADDRESS DESCRIPTION UNIT MINIMUM MAXIMUM DEFAULT Mode: ventilation/night cooling *ro = read only (read only) *rw = read & write (read and write) Mode: ventilation/night cooling The unit is designed to use heat recovery on ventilation air.
  • Page 46 PERATION VIA ODBUS EAT RECOVERY UNIT REGISTER ADDRESS DESCRIPTION UNIT MINIMUM MAXIMUM DEFAULT Alarm functions (activated by input 1 (i1) or by register address 435) Activate alarm functions (regis- ter address 337) 0 = inactive 1 = active *ro = read only (read only) *rw = read &...
  • Page 47 HR 12 M ANUAL PERATION VIA ODBUS Current mode operation VALUE OPTION general unit off test function ventilation ventilation, auto - speed 0 ventilation, auto - speed 1 ventilation, auto - speed 2 ventilation, auto - speed 3 ventilation, auto - boost...
  • Page 48 . . Errors Danger: All work on the inside of the unit may only be carried out by personnel who are technically qualified to do so. Warning: Before you begin: read the safety instructions. See also: "Safety instructions" on page 10 Resolving simple problems If you suspect an error, first try to resolve the problem using the table below.
  • Page 49 HR 12 M ANUAL RRORS Remedying errors that are accompanied by an error message RROR MESSAGE ROBABLE CAUSE HAT TO DO The malfunction lamp is lit up. The filter is letting insufficient air Check the filter for contamination. through, due to contamination.
  • Page 50 RRORS EAT RECOVERY UNIT Error messages on the control panel For models with b-touch control panel Some errors are displayed with a symbol on the home screen of the b-touch panel. Note: When the error message is touched, the screen displays an explanation, together with a list of the actions to be taken.
  • Page 51 HR 12 M ANUAL RRORS ROBLEM ROBABLE CAUSE HAT TO DO The unit does The building management system is not oper- Check the building management system. not respond ating correctly. to the build- The unit has no communication with the •...
  • Page 52 Set the isolation switch to 0. 1. Open the inspection hatch for the relevant filter. 2. Remove the filter 4. 3. Replace the filter. New filters are available from Biddle. 4. Return the filter to its place. Note: Position the correct filter back into the correct place.
  • Page 53 HR 12 M ANUAL AINTENANCE Cleaning the unit You can clean the interior and exterior of the unit with a damp cloth and a domestic cleaning agent. Do not use any sol- vents. Scheduled maintenance It is recommended to have the following inspection and main- tenance activities performed annually by an installer or other technical expert.
  • Page 54 . . Service Warning: Servicing activities may only be carried out by personnel who are technically qualified to do Warning: Before you begin: read the safety instructions. See also: "Safety instructions" on page 10 Cleaning the plate heat exchangers Dirty plate heat exchangers can cause inefficient operation and a high noise level.
  • Page 55 HR 12 M ANUAL ERVICE 1. Remove the inspection panels 1. 2. Dry the drip tray 2. 3. Remove the filter 3. 4. Remove the plug 8 of the bypass damper. 5. Lower the cross bar as follows: Caution: The exchanger 4 and the bypass 5 will also lower.
  • Page 56 ERVICE EAT RECOVERY UNIT Removing the control circuit board 1. Switch the unit off using the control panel or the building management system. Warning: Shut off the mains supply. 2. Open the electronic housing. 3. Disconnect all unit-connected connectors and grounded connections from the control circuit board.
  • Page 57 HR 12 M ANUAL ERVICE Fuses The unit is fitted with various fuses: • In the electronics module 1. • On the control circuit board 2. The values are indicated on the fuses and/or are listed in the wiring diagram.
  • Page 58 ERVICE EAT RECOVERY UNIT 7.5.2 Setting the unit code via the control circuit board and the control panel 1. Connect the mains supply (insert the plug into the socket or move the isolation switch to ON). Warning: Do NOT touch any live parts. 2.
  • Page 59 HR 12 M ANUAL ERVICE Copying the settings The settings of the unit can be copied to another unit. 7.7.1 What you need Before copying the setting, check that you have the following: • An empty USB flash drive. The USB flash drive must be for- matted for FAT or DOS.
  • Page 60 7.8.3 Step 2: Download the most recent software 1. Connect the USB flash drive to a USB port on your PC. 2. On your PC, go to Biddle’s website and look under Down- loads. 3. Look for your product and the available software for your unit.
  • Page 61 HR 12 M ANUAL ERVICE 7.8.4 Step 3: Updating the software Warning: Do not switch off the unit or disconnect the USB flash drive during the software update. Do not disconnect the USB flash drive from the control panel even if there is a power failure during the update.
  • Page 62 ERVICE EAT RECOVERY UNIT Composition of the Biddle control cable The control cable for the control system is constructed as fol- lows: • The plugs are modular connectors of the type 6P4C. • Connectors are untwisted, i.e. at both ends of the cable, cores are connected to the same electrode.
  • Page 63 . . Dismantling The dismantling of the installation and the handling of the coolant, oil and other components must be carried out by a qualified fitter in accordance with the relevant local and national legislation and regulations. Pursuant to EU legislation, used electrical and electronic appli- ances must be collected for recycling.
  • Page 64 ISMANTLING EAT RECOVERY UNIT en-64...
  • Page 65 . . Addresses If you have any comments or queries relating to this product, please do not hesitate to contact your Biddle branch. Biddle Air Systems Biddle bv Biddle France St. Mary’s Road, Nuneaton P.O. Box 15 21 Allée des Vendanges...
  • Page 66 EAT RECOVERY UNIT . . . Keywords accessories ......9 home screen ..... . 28 addresses .
  • Page 67 HR 12 M ANUAL safety instructions installation....10, 11 maintenance ....10, 48 service.
  • Page 68 It helps us to improve the documentation still further. For more information If you have any comments or queries relating to this product, please do not hesitate to contact Biddle. You will find the contact information for your Biddle branch in chapter Addresses.