Table of Contents
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Chengdu Ebyte Electronic Technology Co.,Ltd.
I. Overview ..................................................................................................................................................................... 3
1.1 Product Introduction .........................................................................................................................................3
1.2 Functional Features .......................................................................................................................................... 3
1.3 Product Application Topology Diagram .......................................................................................................... 4
II.Quick use .................................................................................................................................................................... 5
2.1 Device preparation ........................................................................................................................................... 5
2.2 Device connection ............................................................................................................................................ 6
2.2.1 RS485 connection ................................................................................................................................. 6
2.2.2 AI analog input connection ................................................................................................................... 7
2.2.3. DI switch input connection .................................................................................................................. 7
2.2.4. Relay output connection .......................................................................................................................7
2.2.5 Simple use ............................................................................................................................................. 8
2.3 Parameter Configuration .................................................................................................................................. 8
2.4 Control Testing ................................................................................................................................................. 9
2.4.1 Modbus TCP control ............................................................................................................................. 9
2.4.2 Modbus RTU control ...........................................................................................................................10
III. Technical Specification ...........................................................................................................................................11
3.1 Specifications ..................................................................................................................................................11
3.2 Device Default Parameters .............................................................................................................................12
3.3 Mechanical Dimensional Drawing .................................................................................................................13
3.4 Port and indicator light description ................................................................................................................ 14
IV. Product Function Introduction ................................................................................................................................16
4.1 DI Input .......................................................................................................................................................... 16
4.1.1. Switch Input DI Collection ................................................................................................................ 16
4.1.2. Input filtering ......................................................................................................................................16
4.2 AI Input ...........................................................................................................................................................16
4.2.1. Analog range .......................................................................................................................................16
4.2.2. Trigger mode ...................................................................................................................................... 17
4.2.3. Engineering quantity shaping value and engineering quantity floating point value of analog input 17
4.2.4. AI filter parameters .............................................................................................................................17
4.3 DO output ....................................................................................................................................................... 18
4.3.1. Input count ..........................................................................................................................................18
4.3.2. Level output ........................................................................................................................................18
4.3.3. Pulse output ........................................................................................................................................ 18
4.3.4. Follow mode .......................................................................................................................................18
4.3.5. Reverse follow mode ..........................................................................................................................19
4.3.6. Trigger toggle mode ........................................................................................................................... 19
4.3.7. Power-on state .................................................................................................................................... 19
4.4 Modbus Gateway ............................................................................................................................................19
4.4.1. Modbus TCP/RTU protocol conversion ............................................................................................ 19
4.4.2. Modbus Address Filtering .................................................................................................................. 19
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Contents
ME31-AAAX2240_UserManual_EN
1
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Table of Contents
