DI/DO Digital I/O Modules
Digital input/output modules for industrial automation and control systems
Product Overview
Our DI/DO digital I/O modules provide reliable interface solutions for industrial automation applications. With multiple digital inputs and relay outputs, these modules enable seamless integration with PLCs, controllers, and sensors in factory automation environments.
Featuring isolation protection, surge protection, and industrial-grade design, these modules ensure stable performance in harsh industrial conditions.
ML-DIO-8DI8DO
8DI 8DO Digital I/O Module
- 8 digital inputs
- 8 relay outputs
- 250V AC / 30V DC relay rating
- Optical isolation
ML-DIO-16DI16DO
16DI 16DO Digital I/O Module
- 16 digital inputs
- 16 relay outputs
- Modbus RTU/TCP support
- DIN rail mounting
ML-DIO-4DI4DO
4DI 4DO Compact I/O Module
- 4 digital inputs
- 4 relay outputs
- Compact design
- 12-24V DC power
Technical Specifications
| Model | DI Count | DO Type | DO Count | Rating | Protocol |
|---|---|---|---|---|---|
| ML-DIO-8DI8DO | 8 | Relay | 8 | 250V AC / 30V DC | Modbus RTU |
| ML-DIO-16DI16DO | 16 | Relay | 16 | 250V AC / 30V DC | Modbus RTU/TCP |
| ML-DIO-4DI4DO | 4 | Relay | 4 | 250V AC / 30V DC | Modbus RTU |
Key Features
Multiple Channels
8-16 digital input/output channels
Isolation Protection
Optical isolation for noise immunity
Standard Protocol
Modbus RTU/TCP for easy integration
Industrial Grade
DIN rail mounting, rugged design
Applications
Factory Automation
Controlling machines and production lines
Building Automation
Lighting and HVAC control systems
Equipment Control
Motor and pump control applications
FAQ
All relay outputs support up to 250V AC or 30V DC with 5A current rating.
Yes, multiple modules can be connected via Modbus network for expanded I/O capacity.
Digital inputs accept 12-24V DC, with configurable input thresholds.
Get Technical Documentation
Download datasheets and user manuals for our DI/DO modules