DI426 is a digital input module produced by B&R (B&R), which belongs to the B&R 2010 series of modules. Designed for use in industrial automation systems, the module is capable of receiving signals from sensors or other digital signal sources and converting them into a format that the control system can understand.

Here are some of the key features of the DI426 module:
Input channels: DI426 modules typically have multiple digital input channels, allowing simultaneous reception of signals from multiple sensors.
Input type: sink and source input types are supported, which can be flexibly adapted to different application scenarios.
Isolation design: Electrical isolation between 8 groups of input channels improves system reliability.
Modular design: Modular design is easy to install and maintain.
Application: Can be used in various industrial automation systems, such as machine control, process control, etc.

Technical parameters:
32 digital inputs, each input voltage is 24VDC.
Response time: 1 ms.
Input resistance: 4 kΩ.
Maximum peak voltage: 500 V, duration up to 50 microseconds, maximum once every 100 milliseconds.
Power consumption: Maximum 4W.
Dimensions (H, W, D) : 285mm x 40mm x 185mm.

Status indicator: The module has a status indicator that shows the status of the input and the connection status of the terminal block.
Compatibility: Good compatibility with B&R’s controllers and other automation equipment, and can be seamlessly integrated into existing automation systems.
Industrial design: Industrial design, with dust, water, vibration and other characteristics, can be stable operation in harsh industrial environment.
These characteristics of the DI426 module make it a versatile tool in the field of industrial automation, able to meet diverse control needs