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Wolf WRS-K Installation And Operating Instructions Manual

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See also: Configuration Manual
Installation and operating instructions
WRS-K
KLM air handling and ventilation module
BMK programming module
BMF remote control unit
(Translation of the original)
WOLF GMBH / POSTFACH 1380 / D-84048 MAINBURG / TEL. +49(0) 87 51 74- 0 / FAX +49(0)87 51 74- 16 00 / www.WOLF.eu
GB
Part no.: 3062878_201707
Subject to technical modifications

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Summary of Contents for Wolf WRS-K

  • Page 1 KLM air handling and ventilation module BMK programming module BMF remote control unit (Translation of the original) WOLF GMBH / POSTFACH 1380 / D-84048 MAINBURG / TEL. +49(0) 87 51 74- 0 / FAX +49(0)87 51 74- 16 00 / www.WOLF.eu Part no.: 3062878_201707 Subject to technical modifications...

  • Page 2: Table Of Contents

    Contents 1. Information about this document ............5 1.1 Other applicable documents..................5 1.2 Safekeeping of these documents ................5 1.3 Applicability of these instructions ................5 1.4 Handover to the user ....................5 2. Safety and regulations ................6-7 2.1 Standards / directives....................6 2.2 Layout of warnings .....................
  • Page 3 Contents Hygrostat function ..................... 20 Continuous hygrostat function................20 Quick heating function..................20 9.3.2 Displays......................21 Sensors ......................21 Components ...................... 21 Hours run ......................22 Others ....................... 22 9.3.3 Time functions ....................22 Seven-day program................... 22 Day program ..................... 23 Set values ......................
  • Page 4 Contents 13. Specification ..................53-57 13.1 KLM air handling and ventilation module............. 53 13.2 KLM-E extension module ..................54 13.3 BMK programming module ..................54 13.4 BMK-F remote control unit..................55 13.5 Room temperature sensor with set value transducer ......... 55 13.6 NTC sensor resistances ..................

  • Page 5: Information About This Document

    Pass on these operating instructions as well as all other applicable manuals to the system user. 1.3 Applicability of these These operating instructions apply to the Wolf KLM air handling and ventilation module, to the BMK programming module and to the BMK-F instructions remote control.

  • Page 6: Safety And Regulations

    2. Safety and regulations 2.1. Standards / Directives EC Directives: - 2006/95/EC Low Voltage Directive - 2004/108/EC EMC Directive EN Standards: KLM air handling and ventilation module - EN 55014-1 - EN 55014-2 +EC/A1/A2/IS1 - EN 60730-1 +A1/A2/A12/A13/A14/A16/EC - EN 60730-2-9 +A1/A2/A11/A12 - EN 61000-3-2 - EN 61000-3-3 + A1/A2/IS1 - EN 61000-6-1...

  • Page 7: Symbols And Warnings

    - actuators, heating / cooling - heating circuit pump / cooling circuit pump - as well as all other system-specific functions The Wolf warranty will be void if the function test is not carried out correctly. 2.5 CE designation With the CE designation, we the manufacturers confirm that the air handling control unit complies with the basic requirements of the directive on electromagnetic compatibility (Council Directive 2004/108/EEC).

  • Page 8: Service / Disposal

    3.1 Service / repair − Regularly check the perfect function of all electrical equipment. Please note / cleaning − Only qualified personnel may remove faults or repair damage. − Only replace faulty components or equipment with original Wolf spare parts. − Specified electrical fuse ratings must be observed (see technical documentation). Any damage or loss resulting from technical modifications to Wolf control units is excluded from our warranty.

  • Page 9: Appliance Description

    The Wolf KLM air handling and ventilation module is designed exclusively for use in conjunction with Wolf appliances and Wolf accessories. The Wolf KLM air handling and ventilation module is designed for the control of air handling and ventilation systems.

  • Page 10: Overview Of Klm Air Handling And Ventilation Module

    5. Overview of KLM air handling and ventilation module Assignment of KLM air handling and ventilation module Power supply for control unit Supply for additional programming unit (+Vterm); ratiometric 0…5 V sensor (+5 VREF) Universal inputs/outputs Power supply for active sensors (+VDC) Display Power supply for opto-isolated analogue outputs Analogue outputs...

  • Page 11: Installation / Electrical Connection Of Bmk Programming Module

    6. Installation / Electrical connection, programming module 6.1 Wall mounted To mount the programming module on the wall, proceed as follows: installation 1. Mount the wall mounting base on the wall using screws (A). 2. Install the cable and secure using the strain relief (B) supplied. 3.

  • Page 12: Overview Of Bmk Programming Module

    7. Overview of BMK, programming module The BMK programming module has 6 function keys: Displaying and acknowledging active fault messages Displaying the system operating data (set / actual values) Access to the main menu Forward scrolling within a menu and increasing values Switching the system on and off, selecting menu points, confirming inputs Backwards scrolling within a menu and reducing values 3062878_201707...

  • Page 13: Bmk Standard Display

    8. BMK standard display Here, the current operating mode is indicated. 11.4 °C 18.5 °C Manual mode 21.0 The system runs with the set values that are pre- defined via the programming module for manual 20.03.09 11:02 mode. In the case of an additional BMS connection, the set values can be matched via offsets.

  • Page 14: Bmk Standard Display

    8. BMK standard display Here, the current operating mode is indicated. 11.4 °C 18.5 °C 21.0 Enable operating mode, heating 20.03.09 11:02 PRG OPERATING DATA ON/OFF Enable operating mode, cooling Esc MENU SET VALUE Here, the current outside temperature is indicated. 11.4 °C 18.5 °C 21.0...

  • Page 15: Operating Level 1

    9. Operating level 1 9.1. Menu structure, operating level 1 Only those menu points are shown that are relevant to the system concerned. Standard mask Operating data Main menu Extract air/ Standard settings set room temperature Displays See page 20 Set temp transducer Standard settings Time functions...

  • Page 16: Operating Data

    9. Operating level 1 9.2 Operating data Pressing Prg leads to the operating data, where pressing displays the following set and actual system values in sequence. Overview: → Extract air / set room temperature → Set temp. set value transducer → Room temperature → Extract air temp → Set temp, vent. air → Vent. air temperature → Set value humidity (room / extract air) → Set value humidity (ventilation air) → Rel. humidity (room) → Rel. hum., extract air...

  • Page 17: Fan Speed For Manual Mode

    9. Operating level 1 Fan speed for manual mode Pressing highlights the fan speed that can then be changed with in steps of 0.1 %. Finally confirm the selected value with GE-03 STANDARD SETTING For ventilation systems, the pressure figures for ventilation and extract air are Ventilation air speed changed separately. for manual mode 020 % Please note The selected fan speed only applies in manual mode. Esc BACK SELECTION DISPLAY...

  • Page 18: Flow Rate For External Demand

    9. Operating level 1 Flow rate for external demand Pressing highlights the flow rate that can then be changed with Finally confirm the selected value with GE-14 STANDARD SETTING For ventilation systems, the flow rates for supply and extract air for external demand Flow rate, vent. air for are changed separately. external demand Stage 3: 2000 m³/h Stage 2: 1500 m³/h Stage 1: 1000 m³/h Esc BACK SELECTION DISPLAY Automatic start via external...

  • Page 19: Mixed Air Dampers Operating Mode

    9. Operating level 1 Mixer air dampers Pressing enables the selection of the mixing air damper operating mode. For operating mode adjustment options and changes, see chapter Air dampers. (Prerequisite: constantly variable air flap available) GE-21 STANDARD SETTING Fresh air damper Fresh air mode Fixed prop.

  • Page 20: Hygrostat Function

    9. Operating level 1 Hygrostat function Pressing causes the hygrostat function to be enabled or, by pressing again, to be disabled. For adjustment options and changes, see chapter Humidity control. GE-27 STANDARD SETTING (Prerequisite: hygrostat available) Hygrostat function active (NO) Esc BACK SELECTION DISPLAY...

  • Page 21: Displays

    9. Operating level 1 9.3.2 Displays Standard mask Main menu Displays Menus - Displays All available sensors and components are displayed. In addition, the software version and the system configuration can be called up; the Sensors menu language can also be changed. Components Hours run Other... Pressing enables selection between the overview of the illustrated menu points. Esc BACK SELECTION DISPLAY...

  • Page 22: Hours Run

    9. Operating level 1 Hours run Pressing shows in sequence the hours run by the installed components. AB-01 Displays → Total system (Main switch on) → Fans Hours run → Heating water pump → Cold water pump System → Direct evaporator → Electric heater bank Esc BACK SELECTION DISPLAY → Heat pump → No reheater bank → Last filter test Others...

  • Page 23: Day Program

    9. Operating level 1 Day programs In all, there are 4 adjustable day programs available (factory setting: T1 = 6 - 18 h / T2 = 6 - 14 h / T3 = 11 - 14 h and 17 - 22 h / T4 = 0 - 23:59 h). A day program can be TP-01 split into a max.

  • Page 24: Operating Level 2

    10. Operating level 2 10.1. Menu structure operating level 2 Only the masks that are relevant for the system will be shown. Contractor menus Alarm management Service Alarm management Backup mode Filter monitor Night ventilation Frost protection Limits Air flow monitor Heat generation Alarm memory Pump control Air dampers...
  • Page 25 Minimum control humidifier Post-configuration, in winter start HR/defrost hygrostat func. Minimum runtime humidifier Save / load customer Run-on time, fan settings Block via outside temp. Load factory settings Temp. priority control Reconfiguration, control unit Start delay, humidifier Wolf order number Ref. temp. set humidity level 3062878_201707...

  • Page 26: Heating Contractor Menu

    10.2 Heating contractor menu Standard mask Main menu Heating contractor Setting heating contractor parameters The Wolf logo will be displayed. Pressing prompts entry of the heating contractor password (1234), which can then be changed with . By confirming with wolf-heiztechnik.de reach the heating contractor menu. There, by pressing you select from the menu points displayed.

  • Page 27: Filter Monitor

    10. Operating level 2 Filter monitor The filter is monitored for contamination. For systems with single stage fans, a message is issued (filter dirty) when the contact is open. The system continues to operate. FT-01 Filter check For systems with variable speed or multi-stage fans, the fan is switched to a predefined speed or stage at a time that can be freely selected. A message is displayed (filter dirty) if, during this time or during controlled operation, the contact Interval: 028 days opens. After 30 s, the system continues to operate under normal control. Time: 05:00 If the system has stopped at that time, the filter test will be carried out when the...

  • Page 28: Air Flow Monitor

    10. Operating level 2 Air flow monitor The air flow monitoring checks for drive belt failures or mechanical fan blockages. This operates with a delay to prevent a fault shutdown from being generated when LS-01 Air flow the fan starts or when the fan speed changes. The delay is adjustable. Alarm delay On systems with an electric heater bank, this delay should not be set Please note to more than 5 s, otherwise the bank could be damaged.

  • Page 29: Sensor Adjustment

    10. Operating level 2 Here, sensor corrections can be carried out. Parameter Setting range Factory setting Sensor adjustment Room temperature -5 - 5 K FA-01 Sensor adjustment Vent. air temperature -5 - 5 K Room temperature 0.0 K Extract air temp -5 - 5 K Outside temperature -5 - 5 K...

  • Page 30: Backup Mode

    10. Operating level 2 10.2.3 Backup mode Standard mask Main menu Heating contractor Backup (condition: room temperature mode sensor present) Backup mode is active if Enabling = YES and the system is in the operating mode SB-01 OFF, either via the time program, manual mode or BMS mode. Backup mode A room temperature can be entered respectively for "Backup temperature, heating"...

  • Page 31: Night Ventilation

    10. Operating level 2 10.2.4 Night ventilation Standard mask Main menu Heating contractor Night (condition: outside and room ventilation temperature sensor installed) Night ventilation can be activated via a parameter. In summer, cooling energy is NL-01 Night ventilation saved with night ventilation by pre-cooling rooms at night (system in manual mode, time program or BMS off) with cool outdoor air for the following day.

  • Page 32: Limits

    10. Operating level 2 10.2.5 Limits Standard mask Main menu Heating contractor Limits GW-01 Limits Set value limits Limits can be defined for the temperature and speed of the air handling 28.0 °C maximum system via the following parameters. 16.0 °C minimum Parameter Setting range Factory setting Esc BACK SELECTION DISPLAY Set value limits, maximum 22 - 70 °C 28 °C*/29 °C** Set value limits, minimum...
  • Page 33 10. Operating level 2 Weather-compensated set boiler temperature If there is BUS communication between the Wolf heating control unit and the Wolf air handling control unit, the set boiler water temperature can be specified by the air handling control unit according to demand. This allows the flow temperature to be matched to the required heating output of the air handling system, thereby avoiding an unnecessarily high flow temperature. Max. set boiler temp.

  • Page 34: Pump Control

    10. Operating level 2 10.2.7 Pump control Standard mask Main menu Heating contractor Pump control PS-01 Pump control The heating circuit / cooling circuit pumps can be operated in various modes. Pump, DHW Heating circuit pump: Operating mode: Demand-dependent - Demand-dependent (on where there is heat demand, otherwise off). - Weather-compensated: where outside temperature <...

  • Page 35: Air Dampers

    10. Operating level 2 10.2.8 Air dampers Standard mask Main menu Heating contractor MK-01 Mixed air damper Air dampers Start delay for fan 3 operating modes can be selected for outside, discharge and mixed air dampers: 000 s a. Fixed fresh air proportion The system always operates with this fresh air proportion, except functions are active that would overrule this value (e.g.
  • Page 36 10. Operating level 2 Quick heating Prerequisite: − Extract air temperature sensor or room temperature sensor installed − Damper system for quick heat-up installed The quick heat-up function can be enabled in the "standard settings". During system start-up and in control mode, the ACTUAL room/extract air temperature and the SET room/extract air temperature are continuously compared.

  • Page 37: Cooling

    The cooling capacity will be limited to the preset output or stage. IK Control If there is bus communication between the two Wolf control units, the fan speed (only in the case of non-stage fans without pressure or flow rate control) can be controlled as a function of the high or low pressure of the refrigerant circuits.
  • Page 38 10. Operating level 2 Parameter setting list for "Cooling" Parameter Setting range Factory setting Switching time for chiller demand, 2 - 100 % 50 % stage 2 Minimum runtime, stage 0 - 20 min 6 min Times, stages Minimum ON 0 - 999 s 420 s Minimum OFF...

  • Page 39: Compensation

    10. Operating level 2 10.2.10 Compensation Standard mask Main menu Heating contractor (condition: outside and room temperature sensor installed) Compensation Summer compensation: SW-01 SP compensation In cooling mode, the set room temperature is adjusted subject to outside 0.0 K Summer: temperature.

  • Page 40: Temperature Control

    10. Operating level 2 10.2.11 Temperature control Standard mask Main menu Heating contractor Temperature control T - 01 Temperature control Set value deviation Temperature control Temperature control either utilises a supply air temperature control with a Offset, heating: 00.0 K fixed set value for the supply air or room temperature control as indoor / Offset, cooling 02.0 K...
  • Page 41 10. Operating level 2 Parameter Setting range Factory setting Control type Room-vent. air Subject to order cascade/Extract air-vent. air cascade/ Vent. air control Set value deviation, offset, 0 - 20 K heating Set value deviation, offset, 0 - 20 K cooling Interlock between 0 - 99 min...

  • Page 42: Extension Time

    10. Operating level 2 10.2.12 Extension time Standard mask Main menu Heating contractor Extension time N-01 Extension time The extension of utilisation time can be activated either in the standard settings or via the BMK-F remote control. When the extension of utilisation time is activated, the system runs for at least the time set.

  • Page 43: Air Quality

    10. Operating level 2 10.2.14 Air quality control Standard mask Main menu Heating contractor Air quality LQ-01 Air quality Air quality control can be activated in the standard settings. An air quality sensor then captures the air quality of the indoor air or the extract air. A drop in air quality results Control range in an increase in the fan speed or in the selection of a higher fan stage.

  • Page 44: Pressure / Flow Rate

    10. Operating level 2 10.2.15 Pressure / flow rate Standard mask Main menu Heating contractor Press/ flow rate ctl DV-01 Press/flow rate ctl The number of pressure transducers and the measuring range can be defaulted via a parameter. Diff. pressure sensors The number of pressure transducers and the measuring range can be defaulted via a Number parameter.

  • Page 45: Humidity Control

    10. Operating level 2 10.2.16 Humidity control Standard mask Main menu Contractor Humidity control F-01 Hygrostat function Humidity control A room or duct hygrostat switches when a specific humidity level is exceeded. When Prop. fresh air for the contact is closed, the following actions will be performed: When the system is operational, the fresh air proportion and the speed or stage hygrostat function of the fan are increased to a selected value.
  • Page 46 10. Operating level 2 Parameter setting list for Parameter Setting range Factory setting "Humidity control" Prop. fresh air for 0 - 100 % 100 % hygrostat function Fan stage for 1 - 3 hygrostat function Fan speed for 0 - 100 % 80 % hygrostat function Continuous hygrostat function...

  • Page 47: Ice Guard

    10. Operating level 2 10.2.17 HR Ice guard Standard mask Main menu Contractor HR Ice guard VS-01 HR Ice guard With heat recovery via plate heat exchangers or in run-around coil systems, a temperature sensor is fitted into the exhaust air path, which is used to recognise Exhaust air temperature limit icing-up. Heat recovery will be reduced if the exhaust air temperature falls below the set limit.

  • Page 48: Other

    Individual keys can be locked to restrict the function range of the remote control unit. Optional entry of Wolf order number The order number of the unit can optionally be entered. This allows additional information to be called up if the unit is connected to the portal.
  • Page 49 10. Operating level 2 Parameter setting list for "Other" Parameter Setting range Factory setting New password 0 - 9999 1234 BMK key lock Yes/No BMS-Protocol No proto./LON-Works/ Subject to order BACnet/pCO Manager/ Modbus/Ethernet/KNX Transfer rate 1200/2400/4800/ 4800* 9600/19200/38400 9600**/*** 19200**** BMS-Address 0 - 200 Stop bit...

  • Page 50: Bmk-F Remote Control Unit

    11. BMF remote control unit 11.1 Overview ON/OFF key Manual / auto key Increase Speed key values key BMK-F Fresh air key Reduce values key Ext. utilisation time key Peak ventilation key ON/OFF key The system can be switched on and off with the ON/OFF key. When the system is shut down, the indication "OFF"...

  • Page 51: Standard Display

    11. BMF remote control unit Peak ventilation key Pressing this key activates peak ventilation. Active peak ventilation is indicated in the standard display by a flashing house symbol. During peak ventilation, the system operates with a programmed fresh air proportion and fan speed or fan stage. Peak ventilation can only be activated during a time program.

  • Page 52: External Demand

    12. External demand 12.1 Room temperature As an option, a room temperature sensor with set value transducer can be connected to the control unit. sensor with set value In the case of indoor / supply air cascade control, the room temperature is captured transducer by the integral room temperature sensor and via the set value transducer the set room temperature is determined.

  • Page 53: Specification

    13. Specification 13.1 KLM air handling and ventilation module Dimensions 110 x 315 x 60 mm Digital inputs Type Opto-isolated Total 24 VAC or 24 VDC 24 VAC / DC or 230 VAC Analogue inputs Total Universal (0 - 10 V, 0 - 1 V, 4 - 20 mA, 0 - 20 mA, 0 - 5 V ratio-metric, NTC10k, NTC5k) Passive (NTC10k, NTC5k, PT1000) Analogue outputs...

  • Page 54: Klm-E Extension Module

    13. Specification 13.2 KLM-E extension module Dimensions 110 x 70 x 60 mm Power supply 28 VDC +10/-20 % or 24 VAC +10/-15 % 50 - 60 Hz Connections Via plug-in connector (part no. 2744750), max. voltage: 250 VAC, for 0.5 - 2.5 mm² cross-section Power consumption Max.

  • Page 55: Bmk-F Remote Control Unit

    13. Specification 13.4 BMK-F remote control unit Power supply 24 VAC +/- 15 %, 50/60 Hz or 31 VDC +/- 29 % Current consumption 70 mA Interface RS485 (pLAN), 3-pole Dimensions (W x H x D) 135 x 86 x 30 mm Power consumption 1.5 VA Room temperature sensor...

  • Page 56: Ntc Sensor Resistances

    13. Specification 13.6 NTC sensor resistances Temp. °C Resist. Ω Temp. °C Resist. Ω Temp. °C Resist. Ω Temp. °C Resist. Ω 51393 8233 1870 48487 7857 1800 45762 7501 1733 43207 7162 1669 40810 6841 1608 38560 6536 1549 36447 6247 1493 34463 5972 1438 32599 5710...

  • Page 57: H, X Diagram

    13. Specification Mollier h, x – diagram for humid air Total pressure of 1000 mbar Water content x (g/kg) Water pD (mbar) 3062878_201707...

  • Page 58: Fault Messages

    14. Fault messages Alarms are signalled by the red LED flashing. Pressing the key displays the alarm in plain text; pressing the key on the alarm display again acknowledges remedied alarms. If several alarms are active, this is indicated by a symbol in the top r.h. corner. Further alarms can be called up by means of the scroll keys. Fault, inverter, ventilation The system shuts Fault recognition Check inverter;...
  • Page 59 14. Fault messages Alarm messages Effects Cause Remedy Frost thermostat responded Fans are switched Temperature captured Check heating medium; (AL13) off; outdoor air at the thermostat below check heating circuit pump; damper is closed; limit check frost stat, acknowledge heating circuit pump fault message starts;...
  • Page 60 14. Fault messages Alarm messages Effects Cause Remedy Outside temp sensor faulty Message only; Sensor or lead faulty Check sensor and lead, or not connected (AL26) special function acknowledge fault message (night ventilation, etc.) disabled Icing-up sensor HR faulty Heat recovery Sensor or lead faulty Check sensor and lead or not connected (AL28)

  • Page 61: Fault Messages

    & logic; acknowledge (night ventilation etc.) change for more than fault message disabled 24 hours Notice: Alarm messages AL67 - AL73 are alarms for adiabatic cooling and are described in the enclosed assembly/ service instructions WRS-K "Adiabatic Cooling". 3062878_201707...

  • Page 62: Keyword Index

    15. Keyword index Air dampers ........................33 Air flow monitor .........................27 Air quality control ......................39 Alarm management ......................25 Backup mode........................29 BMK-F key lock ........................44 BMK key lock ........................44 BMS mode ........................45 Commissioning ........................7 Compensation ........................36 Components ........................20 Date/time ..........................22 Day programs ........................22 Direct evaporator ......................34 Disposal ..........................8 Documentation information....................5 Ext.

  • Page 63: Keyword Index

    15. Keyword index Main menu ........................16 Manual mode ........................13 Menu structure, operating level 1 ..................15 Menu structure, operating level 2 ..................23 Night ventilation ........................30 NTC sensor resistances ....................52 Overview BMK-F ......................46 Password (1234) ......................25 Peak ventilation ........................38 Peak ventilation key......................47 Post-configuration......................44 Preheat program......................31, 34 Pressure/flow rate......................40, 41...
  • Page 64 WOLF GmbH Postfach 1380 · D-84048 Mainburg · Tel. +49-(0)8751/74-0 · Fax +49-(0)8751/741600 Internet: www.wolf.eu 3062878_201707 Subject to technical modifications...

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