KR40 Relay PLC Controller 24DI 16DO Dual Ethernet
$118.00
KR40 is a 24VDC relay PLC controller with 24 digital inputs, 16 relay outputs, dual Ethernet ports, and 50KB program space. It supports SD card use, WINCC direct connection, free Ethernet protocol, and 16-channel bidirectional PID.
Description
KR40 relay PLC controller with 24 digital inputs, 16 relay outputs, dual Ethernet ports, 16-channel PID, and 24VDC power.
The KR40 relay PLC provides 24 digital inputs and 16 relay outputs for automation systems that require expanded switching control. This 24VDC PLC controller includes two Ethernet ports, 50KB program space, SD card support, and 16-channel bidirectional PID. It also supports WINCC direct connection, free Ethernet protocol, and direct communication with 1200 or 1500 PLCs.
Technical Specifications
| Parameter | Value |
|---|---|
| Model | KR40 |
| Configuration Selection | CPU SR40 |
| Power Supply | 24VDC |
| Digital Inputs | 24 |
| Digital Outputs | 16 relay outputs |
| Ethernet Ports | 2 |
| Program Space | 50KB |
| SD Card Support | Supported |
| PID Function | 16-channel bidirectional PID |
| Ethernet Protocol | Free Ethernet protocol supported |
| WINCC Direct Connection | Supported |
| Direct PLC Communication | Supports direct communication with 1200 or 1500 PLCs |
| Programming Software | Supports version 2.8 programming software |
What Does This PLC Controller Do?
The KR40 PLC controller receives digital signals from sensors, switches, and other field devices through its 24 digital inputs. Its 16 relay outputs can be used to control connected external circuits, while the Ethernet ports support communication with compatible networked equipment.
Key Features
- 24 digital inputs — receive switching signals from field devices and control components.
- 16 relay outputs — control external circuits through relay-based output channels.
- Dual Ethernet ports — provide two network connections for communication requirements.
- 16-channel bidirectional PID — supports multi-channel PID control applications.
- Free Ethernet protocol — supports Ethernet communication based on the provided protocol capability.
- WINCC direct connection — supports direct connection with WINCC.
- SD card support — supports SD card use with the PLC controller.
Compatible With
- CPU SR40 configuration selection
- Version 2.8 programming software
- WINCC direct connection
- 1200 PLCs for direct communication
- 1500 PLCs for direct communication
Easy to Set Up
Configure the KR40 as CPU SR40 in the supported version 2.8 programming software. Connect the 24VDC power supply, wire the required digital I/O points, and use the Ethernet ports according to the communication requirements of the application.
Order With Confidence
Review the required digital I/O count, relay output type, power supply, programming software, and network communication requirements before ordering. Confirm that the controller configuration matches your automation system. Contact us before ordering if you have compatibility questions.
Additional information
| Weight | 0.3 kg |
|---|




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