Product Descriptions
ME31-AAAX4220 is equipped with 2 channel A-type relay outputs and 2 channel analog inputs (0-20mA/4-20mA), and 4 channel dry contact input detection,supports Modbus TCP protocol or Modbus RTU protocol for acquisition and control and can be used as a simple Modbus gateway (automatically send commands with non-local Modbus addresses through the serial port/network port).
Product Features
? Good for standard Modbus RTU protocol and MODBUS TCP protocol;
? Work with various configuration software/PLC/touch screen；
? RS485 acquisition control I/O；
? RJ45 acquisition control I/O，support 4 channel master access；
? Support OLED display screen to display status information, and device parameters can be configured through buttons;
? 2 channel analog inputs（0-20mA/4-20mA）；
? 4-channel switch input DI (dry node) ；
? 2 channel switch output DO（A-type relay）；
? Switch output (DO) supports level mode, pulse mode, follow mode, reverse follow mode, and trigger flip mode;
? Support custom Modbus address settings；
? Support 8 common baud rate configurations ；
? DHCP and static IP；
? DNS function, domain name analysis；
? Support input output linkage.
Specifications
| Attribute | Attribute value | Notes |
| ANSM-Part# | ANSM-ME31-AAAX4220 | |
| Power supply | Operating Voltage | DC8～28V |
| Power indicator | blue LED indication | |
| Serial port | Communication Interface | RJ45, RS485 |
| baud rate | 9600bps (customizable) | |
| Protocol | Standard Modbus TCP, Modbus RTU protocols | |
| MODBUS | device address | Can be modified by Modbus command and host computer |
| DI input | Number of DI channels | 6 way |
| input type | default stem node | |
| Acquisition frequency | 1 kHz | |
| input instructions | OLED screen display, red LED indication | |
| AI input | AI channels | 2 way |
| Acquisition Features | single-ended input | |
| input type | 0-20mA, 4-20mA | |
| AI resolution | 3‰ | |
| Acquisition frequency | 10Hz | |
| input instructions | OLED screen display | |
| DO output | Number of DO channels | 2 way |
| DO output type | Form A relay | |
| DO output mode | Level output, pulse output | |
| Relay contact capacity | 30V/5A, 250V/5A | |
| output indication | OLED screen display, red LED indication | |
| Other | Product Size | 121mm * 72mm * 34mm (L*W*H) |
| product weight | 145±5g | |
| Working temperature and humidity | -40 ～ +85℃, 5% ～ 95%RH (no condensation) | |
| storage temperature and humidity | -40 ～ +105℃, 5% ～ 95%RH (no condensation) | |
| installation method | rail installation |
Actual product photos
Product Data Book：
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