Gree ME30-44/D2 B Owner's Manual
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Gree ME30-44/D2 B Owner's Manual

Gree ME30-44/D2 B Owner's Manual

Bacnet protocol gateway
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Owner's Manual
Original Instructions
BACnet Protocol Gateway
Model:
ME30-44/D2(B)

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Summary of Contents for Gree ME30-44/D2 B

  • Page 1 Owner's Manual Original Instructions BACnet Protocol Gateway Model: ME30-44/D2(B)
  • Page 2 To Users Thank you for selecting Gree product. Before installing the product, please read this instruction manual carefully to know well about the product and use it correctly. In order to install and use the product correctly to reach the expected operational effect, the following instructions are hereby issued: （...

  • Page 3: Table Of Contents

    Contents 1 Safety Notices (Please be sure to abide) ......1 2 User Notice ................. 2 3 Function and Parameter ............ 3 3.1 Functional Overview ............... 3 3.2 Parameter Specifications ............3 4 Parts and Assembly ............3 5 Introduction for Gateway ..........4 5.1 Interface ..................

  • Page 4: Safety Notices (Please Be Sure To Abide)

    BACnet Protocol Gateway 1 Safety Notices (Please be sure to abide) WARNING: If not abide strictly, it may cause severe damage to the unit or the people. NOTICE: If not abide strictly, it may cause slight or medium damage to the unit or the people.

  • Page 5: User Notice

    BACnet Protocol Gateway 2 User Notice Dear customer: Please read this manual carefully prior to installation and operation and strictly observe all installation and operation instructions covered in the manual. Special attentions shall be paid to the following marks: This mark indicates operation, which if improperly performed, might lead to WARNING! the death or serious injury of the users.

  • Page 6: Function And Parameter

    3 Function and Parameter 3.1 Functional Overview Gree BACnet gateway ME30-44/D2(B) for multi VRF unit can realize data exchange between air conditioner and BMS system and provide building interfaces for standard BACnet/IP.Applicable models for this gateway are listed in Attachment The following BACnet protocol gateway ME30-44/D2(B) is shorted as gateway.

  • Page 7: Introduction For Gateway

    BACnet Protocol Gateway 5 Introduction for Gateway 5.1 Interface 5.1.1 Diagram of Interface Function Fig. 5.1 Schematic of protocol gateway interfaces of multi VRF unit 5.1.2 Power The input power supply is 24V DC, there are two power supply input interfaces, only one is needed during operation;...

  • Page 8: Led Display

    BACnet Protocol Gateway BMS. Ethernet comm port CONFIG: this device will not use this interface temporarily. 5.2 LED Display As shown in the picture below, open the black transparent front panel. Fig 5.2 Schematic diagram of opening the black transparent board Indicators, buttons and DIP switch are as shown below.

  • Page 9: Button

    BACnet Protocol Gateway BACKUP This device does not use this LED indicator. 5.3 Button Hold the button for 5s and all indicators will be on; the gateway will be SHT/DWN reset and restarted. BACKUP Not use this button for this device temporarily. 5.4 DIP Switch NOTICE! Before using this device, please conduct DIP switch setting first, otherwise the...

  • Page 10: Application

    Fig. 5.6 Schematic diagram of scenes that no need to set DIP switch code 6 Application 6.1 Building Management System (BMS) This gateway has provided BACnet standard protocols, which can connect to building management system (BMS). It can monitor RS485 protocol Gree unit by Building Management System through the gateway.

  • Page 11: Internet Topological Graph

    BACnet Protocol Gateway 6.2 Internet Topological Graph Fig. 6.1 Communication network topology Network topology instruction:: 485 bus: 485 bus: The wire indicated by L2 in fig, 6.1 is 485 bus. One 485 bus can connect 255 units at the most. Cable: The wire indicated by L2 in fig.

  • Page 12: Product Installation

    BACnet Protocol Gateway 7 Product Installation 7.1 Product Size and Spatial Size for Electric Control Cabinet Installation 7.1.1 Product Size Fig. 7.1 Gateway product size chart Notice for installation and operation: （1） Ensure the specification of power input. Otherwise, Gateway can’t work normally or even be damaged.

  • Page 13: Gateway And Bms Communication Connecting Method

    BACnet Protocol Gateway Fig. 7.2 Gateway installation guide WARNING! Power cord and communication line of Gateway must conduct routing separately (the distance shall be over 15cm); otherwise, it might lead to Gateway communication malfunction! The thin real line shown in the figure is communication wire and weak current wire, the thick real line is strong current wire.
  • Page 14 BACnet Protocol Gateway 7.2.2 Communication Connection Method (1) Communication connection between Gateway and BMS Fig. 7.3 Connecting method between gateway and router (2) Communication connection between Gateway and AC units (n is the quantity of unit(s), n ≤ 255) Fig. 7.4 Connecting method of gateway NOTICE! All communication connection lines under Gateway must be in series connection, star connection shall not be adopted.
  • Page 15 BACnet Protocol Gateway 7.2.3 Communication Connection Configuration (1) Communication line connection between Gateway and PC: Connection diagram between Gateway and PC user side: 1) Adopt cross connection network cable, Gateway shall directly connect to PC. Fig. 7.5 Gateway connects to personal computer directly 2) Adopt parallel network cable, Gateway shall go through router to connect to PC.
  • Page 16 BACnet Protocol Gateway Models of U-Match/Rooftop unit (new models, please refer to Annex B): (3) Gateway configuration: One gateway can connect 255 units at the same time. After installation, the parameters of gateway should be set. Before setting the parameters of gateway, please set the IP address of PC as the same with the IP address in the same network segment of gateway, as refer to appendix A;...
  • Page 17 BACnet Protocol Gateway Gateway parameters configuration: After selecting the language and inputting the account name and password, click the arrow to enter the home page of gateway. Click “PRI” button at the column bar in the upper right corner, see fig 7.8; then enter the page of gateway parameters configuration, see fig.
  • Page 18 BACnet Protocol Gateway Parameters that can be set: gateway IP address (IP address setting: numbers of master unit can’t all be 0; if they are all 0, it indicates the whole network, such as 192.168.0.0；numbers of master unit can’t all be 1; if they are all 1, it indicates broadcast address, such as 192.168.0.255.

  • Page 19: Attachment A Tcp/Ip Setting

    BACnet Protocol Gateway 8 Attachment A TCP/IP Setting This text takes Windows 10 as example to demonstrate the setting of TCP/IP. （1） Left click the icon “Start” on the computer. When a new window pops up, left click “Settings” to enter “Windows Settings”. （2）...
  • Page 20 BACnet Protocol Gateway （4） Find “Ethernet” in the following picture. Left click “Ethernet” and enter the interface of “Ethernet Status”. See ③ in the picture below. Fig 9.3 Ethernet settings selection （5） Left click “Properties” in the following picture and enter the interface of “Ethernet Properties”.
  • Page 21 BACnet Protocol Gateway （6） Left click “Internet Protocol Version 4(TCP/IPv4)”. See ⑤ in the picture below. Then left click “Properties” as shown in the picture to enter the interface of “Properties of Internet Protocol 4(TCP/IPv4)”. See ⑥ in the picture below. Fig 9.5 Internet Protocol Version 4 (TCP/IPv4) Properties...
  • Page 22 BACnet Protocol Gateway （7） When you are at the interface of “Properties of Internet Protocol Version 4(TCP/IPv4)” as shown below, change the IP address, subnet mask, default gateway as required (address of network equipment for connecting Gateway must be the same as the network address of Gateway ME30-44/D2(B)).

  • Page 23: Attachment B Applicable Model

    BACnet Protocol Gateway 9 Attachment B Applicable Model Model for U-Match: Duct type Floor ceiling type Cassette type GFH**** GTH**** GKH**** Old models GFH*** GUD60ZD/A-T(S) GUD60T/A-T(S) (additional modbus GFH*** gateway is not GUD60PHS/A-T(S) needed) GUD60PH/A-T(S) New models GUD**P**** GUD**ZD*** GUD**T*** (additional modbus GU**P*** GU**ZD***...

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