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Summary of Contents for HMS Intesis Modbus Server
- Page 1 Hitachi VRF Air Conditioning Gateway for the integration of Hitachi VRF systems into Modbus (RTU and TCP) systems USER MANUAL Issue date: 11/2018 r1.0 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.
- Page 3 Gateway for the integration of Hitachi VRF systems into Modbus (RTU and TCP) systems. ORDER CODE LEGACY ORDER CODE INMBSHIT016O000 HI-AC-MBS-16 INMBSHIT064O000 HI-AC-MBS-64 © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice 3 / 30...
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Page 4: Table Of Contents
6. Dimensions ................................. 25 7. AC Unit Types compatibility..........................26 8. Error codes for Indoor and Outdoor Units ......................27 © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice 4 / 30... -
Page 5: Description
This document describes the integration of Hitachi VRF air conditioning systems into Modbus compatible devices and systems using using gateway the Intesis Modbus Server to Hitachi VRF communication gateway. The aim of this integration is to monitor and control Hitachi air conditioning systems, remotely, from a Control Center using any commercial SCADA or monitoring software that includes a Modbus Master driver (RTU and/or TCP). -
Page 6: Functionality
• Status Outdoor Unit • 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 / 30... -
Page 7: Capacity Of Intesis
Their order codes are: ▪ INMBSHIT016O000: Model supporting up to 16 indoor units ▪ INMBSHIT064O000: 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 / 30... -
Page 8: Modbus Interface
TCP port to use (default is 502) and keep alive period must be configured. IP settings of Intesis (DHCP status, own IP, net mask and default gateway) must be configured as well. © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com... -
Page 9: Modbus Address Map
Vane Position 6 (all the units) 1-Set Vane Position 6 Vane Position 7 (all the units) 1-Set Vane Position 7 © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice 9 / 30... - Page 10 Unit Error code Error code (Ui*100)+11 Filter Alarm 0-Normal, 1-Alarm (Ui*100)+12 Filter Alarm Reset 1-Reset (Ui*100)+13 Communication Status 0-Not Exit, 1-Exist © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice 10 / 30...
- Page 11 0-Off, 1-Thermo Off, 2-Thermo On, 3- (Ui*100)+25 Operation Condition Alarm (Ui*100)+26 RC SW Temperature (x10ºC) -63..63ºC (Ui*100)+27 RC SW Config 0-Without RCS, 1-With RCS © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice 11 / 30...
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Page 12: 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 13: Power Device
Bus biasing and termination resistor for EIA485 can be enabled for PortB by means of a dedicated DIP switch. © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com... -
Page 14: Connection To Pc (Configuration Tool)
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 15: Set-Up Process And Troubleshooting
Connectors, connection cables, PC for the Configuration Tool usage and other auxiliary material, if needed, are not supplied by Intesis for this standard integration. Items supplied by HMS Networks for this integration are: • Intesis gateway. -
Page 16: Configuration Tab
(Hitachi interface parameters). Figure 4.2 Intesis MAPS configuration tab 1.12.4 Modbus Slave configuration Set parameters of Modbus Slave interface of Intesis. © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice 16 / 30... - Page 17 Available selection: 8bit/None/1, 8bit/Even/1, 8bit/Odd/1, 8bit/None/2. 3.4 Slave Number. Set the Modbus Slave address. Default slave address: 1. • Valid address: 1..255. © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice 17 / 30...
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Page 18: Hitachi Configuration
Additional to manual entry of each unit, autodiscover of present units in an H-Link installation is possible. To do so, click button Scan. Following window will appear: © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice... - Page 19 Select with its checkbox units to add (or replace) in installation, according to selection Replace Units / Add Units. After units to be integrated are selected, click button Apply, and changes will appear in previous Units Configuration window. © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice...
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Page 20: Signals
All available Modbus registers, its corresponding description and other main parmaters are listed in the signals tab. Figure 4.8 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... -
Page 21: 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 22: Set-Up Procedure
DC power supply with the positive terminal connected to earth. • The use of AC power supplies only if they are floating and not powering any other device. © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice... - Page 23 Modbus devices, check that those are operative: check the baud rate, the communication cable used to connect all devices and any other communication parameter. Figure 4.11 Enable COMMS © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice...
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Page 24: Electrical & Mechanical Features
Off: 120 Ω termination inactive (default) (SWB) Position 2-3: ON: Polarization active 130 mm (d) 100 mm (w) Off: Polarization inactive (default) © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice 24 / 30... -
Page 25: 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 25 / 30... -
Page 26: Ac Unit Types Compatibility
7. AC Unit Types compatibility A list of Hitachi unit model references compatible with INMBSHIT---O000 and their available features can be found 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... -
Page 27: Error Codes For Indoor And Outdoor Units
Pipe Clogging, lncrease in Discharge Gas Failure of Thermistor, Temperature lncorrect Wiring, lncorrect Piping Connection, Expansion Valve Locking at Closed © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice 27 / 30... - Page 28 Combination or Voltage Outdoor Unit Abnormality Transmission between lncorrect Wiring, Disconnect Wire, Breaking Main Unit and Sub Unit(s) Wire, PCB Failure © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice 28 / 30...
- Page 29 Refrigerant! Cycle. lndoor Unit More than 17 Non-Corresponding to Hi- No. Setting NET Units are Connected to One System. © HMS Industrial Networks S.L.U - All rights reserved https://www.intesis.com This information is subject to change without notice 29 / 30...
- Page 30 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 30 / 30...
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