IntesisBox® Modbus Server Mitsubishi Heavy Industries Air Conditioning User’s Manual Issue Date: 14/05/2012 r1.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng © Intesis Software S.L. 2012 All Rights Reserved. Information in this document is subject to change without notice. The software described in this document is furnished under a license agreement or nondisclosure agreement. The software may be used only in accordance with the terms of those agreements.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng Gateway for integration of Mitsubishi Heavy Industries air conditioning systems into Modbus (RTU and TCP) systems. Two models are available for this gateway, with the following Order Codes: MH-AC-MBS-48 Model supporting up to 48 indoor units. MH-AC-MBS-128 Model supporting up to 128 indoor units. © Intesis Software S.L.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng Index 1. Description ...................................................................................................... 5 Introduction................................................................................................... 5 Integration signals .......................................................................................... 5 Functionality ............................................................
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng 1. Description 1.1 Introduction IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC is a communication gateway for Mitsubishi Heavy Industries air conditioning (AC) systems to Modbus slave (RTU and TCP).
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng 1.3 Functionality Each of the mentioned signals in section 1.2 is associated to a predefined and fixed Modbus address. Therefore, all the system is seen as a single Modbus slave unit with a fixed Modbus address map from the Modbus system point of view. 2-wire no polarity Superlink 0 1 EIA232/EIA485 IntesisBox Modbus Server 47 EIA232 TCP/IP 127 Figure 1.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng 1.4 Capacity of IntesisBox® Element Max.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng 2. Modbus interface of IntesisBox® 2.1 Description IntesisBox® acts as a slave device in the Modbus interface. The physical interface can be either Ethernet, if using Modbus TCP, or the EIA485 (or EIA232), if using Modbus RTU. 2.2 Functions supported This part is common for Modbus RTU and TCP: Modbus functions 03 and 04 (read holding registers and read input registers) can be used to read Modbus registers.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng 2.5.1 Modbus addresses related to IntesisBox® (base addr is 1) Modbus register type (R/W) 2995 R Modbus address Signal description and values Hw Communication Status 0: No Hardware Communication Error 1: Hardware Communication Error 2.5.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng 3. IntesisBox® Device Connections 4 5 6 7 8 9 10 3 11 2 1 Figure 3.1 IntesisBox® device front view 100-240VAC~ 50-60Hz 5W max FUSE: 250V 1.5A(T) 20x5mm 12 14 13 Figure 3.2 IntesisBox® device back view Next, there is the list with the device physical interface connector’s description 1.- Modbus RTU master EIA485 (C1) 2.- Modbus RTU master EIA232 (C2) 8.- Reset button (Non supported) 9.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng 3.1 Connect to Mitsubishi Heavy Industries Interface Use the A-B connector in the right top corner of the front side of the IntesisBox® device in order to connect the Mitsubishi Heavy Industries network (Superlink) to the IntesisBox®. Recommended specifications of the cable for the Superlink are shown as follows: Size of cable : 0.75 to 1.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng EIA485 connection: Use the C1 connector (see Figure 3.1) if the Modbus interface is a 2-wire EIA485 connector. Connect the + and – to the respective port in the master device and in the IntesisBox® device (polarity matters). EIA232 connection: Use the C2 connector (see Figure 3.1) if the Modbus interface is point-to-point to one single master.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng In case there is no communication with the IntesisBox®, check that the Modbus TCP devices are operative and reachable from the network connection used by IntesisBox®. You can also check that the IntesisBox® Ethernet interface is sending Pings to its IP address using a PC connected to the same Ethernet network. 3.2.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng 4. LinkBoxMB. Configuration & monitoring tool for IntesisBox® Modbus Server series 4.1 Introduction LinkBoxMB is a Windows® compatible software developed specifically to monitor and configure IntesisBox® Modbus Server series. The installation procedure and main functions are explained in the LinkBoxMB User Manual.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng Next, there is an explanation for each of the configuration parameters in each mode. Modbus interface configuration parameters: 2 3 4 5 6 1 7 8 9 10 Figure 4.3 Modbus interface configuration 1. Select the type of Modbus communication to use (TCP, RTU or both). If Modbus TCP is selected, then: 2. IP IntesisBox: Enter the IP address for IntesisBox®. 3. Net Mask: Enter the IP netmask for IntesisBox®. 4.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng Mitsubishi Heavy Industries interface configuration parameters: 1 2 3 4 5 Figure 4.4 Mitsubishi Heavy Industries interface configuration 1. Devices: In this list, you can individually enable each of the 128 indoor units available on the system. The index in the column “Indoor unit” (i.e. the number x in “Indoor Unit xxx”) is the reference that will be used later on (in tab “Signals”) to refer to this AC indoor unit.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng 4.2.2 Modbus map tab In order to know the Modbus map that is going to be used by the interface, the Modbus map tab can be consulted. Content in this tab is just informative: no information has to be set up. 1 2 3 4 Figure 4.5 Modbus signal list 1. Address Formula: Formula used by IntesisBox® to define the Modbus address for the point.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng b.- If NO is selected, remember that the binary file with the project needs to be generated before the IntesisBox® starts to work as expected. 3.- Once in the configuration window again, click on exit. Configuration file is ready to be sent to the IntesisBox® device. 4.- Press the Send File button to send the binary file to the IntesisBox® device.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng In order to force a specific value to a signal, double-click its row in the table. This will display a dialog in which the desired value can be entered (see Figure 4.7). Changing its value in this way, will make: The content of the corresponding Modbus address will be changed to this value. If the signal is write-enabled, it will trigger a suitable command to Mitsubishi Heavy Industries AC system. Figure 4.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng 5. Setup process and troubleshooting 5.1 Pre-requisites It is necessary to have the Modbus master device operative and well connected to the Modbus port of IntesisBox®. If using EIA232 communication, remember to respect the maximum of 15 meters cable distance. Connectors, connection cables, PC for LinkBoxMB, and other auxiliary material, if needed, are not supplied by Intesis Software for this standard integration.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng 5.3 Troubleshooting If IntesisBox® is not working properly or even not working at all, please check the following conditions to be accomplished. 5.3.1 Physical checking First point to look at to make sure that IntesisBox® is not working properly is to check physical connections: 1.- Make sure that the power plug is correctly connected and current is available in the power line. 2.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng 6. Functional characteristics summary General Max. Number of Mitsubishi Heavy Industries interfaces Virtual signals Modbus interface Device type Modbus modes supported Modbus TCP configuration parameters Modbus RTU configuration parameters Points Configuration Supported Modbus function codes Two different versions of IntesisBox® available, supporting a maximum of 128 and 48 indoor units respectively.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng 7. Mechanical & Electrical characteristics 179 mm 65 mm 215 mm 61 mm 167 mm Figure 7.1 External dimensions – Perspective view 61 mm 65 mm 4 mm Figure 7.2 External dimensions – Front view 195 mm Ø 5 mm 15 mm 138 mm 10 mm Figure 7.3 Top view1 (screw holes size) 1 Device can be installed in any position. © Intesis Software S.L.
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng Mounting Industrial sheet metal. Size: 215mm x 167mm x 61mm. Weight: 2.025 Kg Gray metalized. 100 to 240VAC~ 50 to 60Hz 5W max. Power connector: C14 (male) 1 250V 1.5A Dimensions: 20x5mm Per terminal: solid wires or stranded wires (twisted or with ferrule) 1 core: 0.75 … 1.25mm2 2 cores: 0.75 … 1.25mm2 3 cores: not permitted Wall (see Figure 7.3) Modbus TCP port 1 x Ethernet 10Base-T (RJ45).
IntesisBox® Modbus Server – Mitsubishi Heavy Industries AC User’s Manual r1.0 eng 9. Error codes This list contains all possible values shown in Modbus registers for “Error Code” for each indoor unit.
