Gree ME30-24/E6

Contents
1 Safety Notices (Please be sure to abide) ..................................................1
2 User Notice........................................................................................ 1
3 General Functions ...............................................................................3
4 Composition.......................................................................................3
5 Detailed Introduction of Modbus Gateway(Mini) .........................................4
5.1 Interface ......................................................................................4
5.1.1 Interface Function Drawing .......................................................4
5.1.2 Power .................................................................................. 4
5.1.3 Communication Interfaces ........................................................5
5.2 LED Display..................................................................................6
5.3 DIP Switches ................................................................................ 7
5.3.1 Setting of Address DIP Switch ...................................................7
5.3.2 Address DIP Switch S1,S2—Address Setting of Modbus
Gateway .......................................................................8
5.3.3 The Fourth Switch of Function DIP Switch S3 - Setting of CAN2 Bus
Matched Resistance........................................................ 9
5.3.4 The Third Switch of Function DIP Switch S3 - Setting of Modbus Bus
Matched Resistance...................................................... 10
5.3.5 The Second Switch of Function DIP Switch S3 - Setting of gateway
starting IDU project number ............................................ 11
6 Application....................................................................................... 12
6.1 Building Management System (BMS) ............................................... 12