Ebyte ME31-AAAX4220 4DI / 2DI / 2DO RS485 ModBus Ethernet I/O Network Acquisition Control Module
Ebyte ME31-AAAX4220 4DI / 2DI / 2DO RS485 ModBus Ethernet I/O Network Acquisition Control Module
Ebyte ME31-AAAX4220 4DI / 2DI / 2DO RS485 ModBus Ethernet I/O Network Acquisition Control Module
Ebyte ME31-AAAX42204DI / 2DI / 2DORS485 ModBus Ethernet I/O Network Acquisition Control Module
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).
User Manual
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/Osupport 4 channel master access
- Support OLED display screen to display status information, and device parameters can be configuredthroughbuttons
- 2 channel analog inputs0-20mA/4-20mA
- 4-channel switch input DI (dry node)
- 2 channel switch output DOA-type relay
- Switch output (DO) supports level mode, pulse mode, follow mode, reverse follow mode, and trigger flipmode
- 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
| Category | Name | Parameters |
| power supply | Operating Voltage | DC828V |
| 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 (LWH) |
| 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 |
Frequently Asked Questions
When will I receive my order?
Products ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most locations across India.
Is technical support available?
Yes, 24/7 support via email and WhatsApp for setup, troubleshooting, and application guidance.
What is your return policy?
7-day returns on manufacturing defects only. Full refund or replacement. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.
Buy Ebyte ME31-AAAX4220 4DI / 2DI / 2DO RS485 ModBus Ethernet I/O Network Acquisition Control Module Online in India
Purchase the Ebyte ME31-AAAX4220 4DI / 2DI / 2DO RS485 ModBus Ethernet I/O Network Acquisition Control Module online at The Tech Depot - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on Ebyte ME31-AAAX4220 4DI / 2DI / 2DO RS485 ModBus Ethernet I/O Network Acquisition Control Module with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.
Looking to buy Ebyte ME31-AAAX4220 4DI / 2DI / 2DO RS485 ModBus Ethernet I/O Network Acquisition Control Module at the best price in India? The Tech Depot offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.