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HITACHI VRF Air Conditioning
Gateway for the integration of Hitachi VRF systems into KNX home automation
systems
USER MANUAL
Issue date: 11/2020 r1.2 ENGLISH

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Summary of Contents for HMS Intesis KNX HITACHI VRF

  • Page 1 HITACHI VRF Air Conditioning Gateway for the integration of Hitachi VRF systems into KNX home automation systems USER MANUAL Issue date: 11/2020 r1.2 ENGLISH...
  • Page 2 HMS Industrial Networks reserves the right to modify its products in line with its policy of continuous product development. The information in this document shall therefore not be construed as a commitment on the part of HMS Industrial Networks and is subject to change without notice. HMS Industrial Networks makes no commitment to update or keep current the information in this document.
  • Page 3 Gateway for the integration of Hitachi VRF systems into KNX home automation systems. ORDER CODE LEGACY ORDER CODE INKNXHIT016O000 HI-AC-KNX-16 INKNXHIT064O000 HI-AC-KNX-64 © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice 3 / 32...
  • Page 4: Table Of Contents

    7 AC Unit Types compatibility ..........................25 8 Error codes for Indoor and Outdoor Units ......................26 9 Appendix A – Communication Objects Table ..................... 29 © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice...
  • Page 5: Description

    This document assumes that the user is familiar with KNX and Hitachi technologies and their technical terms. Integration of Hitachi VRF systems into KNX control systems © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice...
  • Page 6: Functionality

    Outdoor Unit status • Status • Status • Command Indoor Unit • Communication status • Command General signals (all units) © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice 6 / 32...
  • Page 7: Capacity Of Intesis

    Their order codes are: ▪ INKNXHIT016O000: Model supporting up to 16 indoor units ▪ INKNXHIT064O000: Model supporting up to 64 indoor units © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice 7 / 32...
  • Page 8: Knx System

    A – C See list of communication objects in section PPENDIX OMMUNICATION BJECTS ABLE © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice 8 / 32...
  • Page 9: Connections

    Connect a USB storage device (not a HDD) if required. Check the user manual for more information. Ensure proper space for all connectors when mounted (see section 6) © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice...
  • Page 10: Power Device

    Ethernet: Using the Ethernet port of Intesis. • USB: Using the console port of Intesis, connect a USB cable from the console port to the PC. © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice...
  • Page 11: Set-Up Process And Troubleshooting

    Intesis. Connectors, connection cables, PC to use the configuration tool and other auxiliary material, if needed, are not supplied by HMS Industrial Networks S.L.U for this standard integration. Items supplied by HMS Networks for this integration are: •...
  • Page 12: Configuration Tab

    Figure 4.2 Intesis MAPS configuration tab 4.2.4 KNX configuration Set parameters of KNX interface of Intesis. Figure 4.3 Intesis MAPS KNX configuration tab © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice 12 / 32...
  • Page 13 KNX will not necessarily be the same (actually, user will not be able to operate setpoint from AC System controllers as the remote controller). © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice...
  • Page 14 4.4. Use of 1-bit Fan Speed. 1-bit Control Objects. Enables a bit-type object for control of Vanes Positions. 4.5. Use of 1-bit Fan Speed. 1-bit Status Objects. Enables a bit-type object for monitoring of each Vanes Position. © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice...
  • Page 15: Hitachi Configuration

    A progress bar will appear during the scan, which will take up to a few minutes. After scan is completed, detected units will be shown in available units as follows: © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com...
  • Page 16 After units to be integrated are selected, click button Apply, and changes will appear in previous Units Configuration window. Figure 4.6 Intesis MAPS Hitachi configuration tab after importing scan results © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice...
  • Page 17: Communication Through Cs-Net

    Figure 4.7 Intesis MAPS Hitachi configuration tab for H-Link configuration There is a new column when CS-NET Manager is selected. The new column indicates de CSNETid of the selected unit: © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com...
  • Page 18: Signals

    Celsius (ºC) or Fahrenheit (ºF). 4.2.6 Signals All available KNX objects, its corresponding description and other main parameters are listed in the signals tab. © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice...
  • Page 19 KNX – HITACHI VRF Intesis User Manual r1.2 EN Figure 4.9 Intesis MAPS Signals tab © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice 19 / 32...
  • Page 20: Sending The Configuration To Intesis

    Console viewer for general information about communications and the gateway status and finally a Signals Viewer to simulate the BMS behavior or to check the current values in the system. © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice...
  • Page 21 User Manual r1.2 EN Figure 4.11 Diagnostic More information about the Diagnostic section can be found in the Configuration Tool manual. © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice 21 / 32...
  • Page 22: Set-Up Procedure

    Intesis and the KNX side and/or Hitachi units, check that those are operative: check communication cable used to connect all devices and any other communication parameter. Figure 4.12 Enable COMMS © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice...
  • Page 23: Electrical & Mechanical Features

    1500VDC isolation from other ports 1 x DIP-Switch for PORT B configuration: Switch B Reserved for future use (leave OFF, default) (SWB) © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice 23 / 32...
  • Page 24: Dimensions

    Recommended available space for its installation into a cabinet (wall or DIN rail mounting), with space enough for external connections 100 mm (h) 100 mm (w) 130 mm (d) © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice 24 / 32...
  • Page 25: Ac Unit Types Compatibility

    A list of Hitachi unit model references compatible with INKNXHIT016O000 / INKNXHIT064O000 and their available features can be found in: https://www.intesis.com/docs/compatibilities/inxxxhit001r000_compatibility © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice 25 / 32...
  • Page 26: Error Codes For Indoor And Outdoor Units

    Outdoor Units (Sub Units) in Same Setting Outdoor Unit Refrigerant! Cycle System Two (or more) Outdoor Units Set lncorrect Outdoor Unit Main Unit © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice 26 / 32...
  • Page 27 Activation of Low Pressure Decrease lnsuffcient Refrigerant!, Refrigerant! Piping, Protection Device (Vacuum Operation Clogging, Expansion Valve Locking at Open Protection) Position (Loose Connector) © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice 27 / 32...
  • Page 28 Switch Box Unit The indoor units of different refrigerant! cycle is connected to Switch Box unit. lncorrect lndoor Unit Connection © HMS Industrial Networks S.L.U. - All rights reserved https://www.intesis.com This information is subject to change without notice 28 / 32...
  • Page 29: Appendix A - Communication Objects Table

    0-Cool, 1-Heat Status _Mode Cool/Heat 1 bit DPT_Heat/Cool 1.100 0-Cool, 1-Heat Control _Heat mode&ON 1 byte DPT_Scaling 5.001 0%-Off, 1%-100%-On+Heat © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice 29 / 32...
  • Page 30 Control_Vane position scaling 1 byte DPT_Scaling 5.001 0..93%; 94..100%) DPT_Scaling Thersholds(0..14%;15..29%;30..43%;44..57%;58..71%;7 Status_Vane position scaling 1 byte 5.001 2..86%; 87..100%) © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice 30 / 32...
  • Page 31 Control _FilterReset 1 bit DPT_Reset 1.015 0-No reset, 1-Reset Status_Communication status 1 bit DPT_Switch 1.001 0-Not exist, 1-Exist COMM STATUS © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice 31 / 32...
  • Page 32 2 byte DPT_Value_Temp 9.001 -63..63 ºC Status_RC SW Configuration 1 bit DPT_Switch 1.001 0-Without RCS, 1-With RCS INDOOR UNIT SIGNALS © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice 32 / 32...

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