ML-MOD-WIFI
Modbus WiFi Gateway
Product Overview
The ML-MOD-WIFI is a professional-grade Modbus WiFi gateway module that enables wireless connectivity for Modbus RTU devices. This compact gateway allows legacy industrial equipment to connect to WiFi networks, eliminating the need for physical cabling.
With support for both AP and STA modes, the ML-MOD-WIFI offers flexible deployment options. In AP mode, it creates its own wireless network for direct connection. In STA mode, it joins existing WiFi networks for seamless integration with cloud platforms and SCADA systems.
Technical Specifications
| Parameter | Value |
|---|---|
| Model | ML-MOD-WIFI |
| Wireless Standard | IEEE 802.11 b/g/n |
| RS485 Interface | 1x RS485, Terminal Block |
| Protocol Support | Modbus RTU, Modbus TCP |
| Operation Mode | AP Mode, STA Mode |
| Max Slave Devices | 32 |
| Baud Rate | 1200-115200 bps |
| Power Supply | 9-36V DC, Terminal Block |
| Power Consumption | <2.5W |
| Operating Temperature | -20Β°C ~ +70Β°C |
| Dimensions | 85 x 65 x 32mm |
| Mounting | DIN Rail 35mm |
| Antenna | External 3dBi SMA |
| Certifications | CE, RoHS |
Key Features
Wireless Connectivity
IEEE 802.11 b/g/n WiFi connectivity for cable-free industrial communication.
AP/STA Modes
Flexible operation as WiFi access point or station for various deployment scenarios.
Cloud Ready
Direct connection to IoT cloud platforms for remote monitoring and control.
Web Configuration
Easy setup via built-in web interface, no additional software required.
Multi-Slave Support
Supports up to 32 Modbus RTU slave devices on single RS485 bus.
Protection Features
ESD protection and surge protection on RS485 interface.
Applications
Frequently Asked Questions
Typical indoor range is 30-50 meters, outdoor up to 100 meters with clear line of sight. External antenna can extend coverage.
No, the module operates in either AP mode or STA mode, not both at the same time.
It supports WPA2-PSK and WPA-PSK security. WPA3 support is planned for future firmware updates.
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