



26244 - 8-channel Modbus RTU Digital I/O - Waveshare
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26244 - 8-channel Modbus RTU Digital I/O - Waveshare
8-channel Modbus RTU Digital I/O Module
The Waveshare 26244 is a Modbus RTU digital input/output module designed to read logical states and control outputs via RS485. It allows connecting field signals to a Modbus-compatible PLC, SCADA system, or data acquisition system.
Digital Inputs and Outputs
The module features 8 digital inputs and 8 digital outputs. The inputs can be used to read contacts, buttons, sensors, or status feedback, while the outputs allow control of external equipment depending on the installation.
Interfaces / Protocols / Integration
Communication occurs via RS485 using the Modbus RTU protocol. The module can be integrated into industrial automation, remote management, or SCADA architectures.
Industrial Design
The 26244 supports a 7-36 VDC power supply and DIN rail mounting. Inputs and outputs are isolated for improved robustness in technical environments.
Applications
It is suitable for control cabinets, SCADA systems, status acquisition, output control, access control, technical building automation, and industrial equipment.
Key Features
- 8 digital inputs
- 8 digital outputs
- RS485 Modbus RTU interface
- Isolated passive or active inputs
- 7-36 VDC power supply
- DIN rail mounting
| Specifications | |
|---|---|
External I/O |
8 Digital Inputs, 8 Digital Outputs, RS485, and Modbus RTU
|
Power Supply |
7-36 VDC
|
Mounting Type |
DIN rail
|
|
|
|
Number of Serial Ports |
|
Supported Protocols |
Modbus RTU and RS485
|











