Product Details:

Schneider 140CRP31200 is a rack-mounted Ethernet RIO head adapter module for Modicon Quantum PLC systems. This master communication module works with 140CRA31200 drop adapters to build distributed Ethernet remote I/O architecture. It acts as the master node on the ERIO network, exchanging real-time I/O data between the main Quantum CPU and multiple remote I/O racks. The module supports Modbus TCP and EtherNet/IP protocols, and RSTP ring network protection to avoid communication interruption caused by single cable failure. It supports daisy-chain and ring topology for flexible field network layout. Built-in LED indicators clearly show module running status, network connection and fault alarms for convenient on-site inspection. Integrated self-diagnostic functions detect network disconnection, backplane and hardware faults, helping maintenance technicians quickly locate system issues. Industrial circuit design has strong resistance to vibration and electromagnetic interference, ensuring stable data transmission under harsh working conditions in power plants, petrochemical plants and manufacturing workshops. Installed in standard Quantum rack slots, this module communicates with the CPU through the rack backplane. Widely used in process automation projects, this RIO master module extends the control range of the PLC system, reduces field wiring cost, and ensures reliable data interaction between the main control cabinet and remote field I/O stations. It supports continuous stable production and lowers unexpected equipment shutdown risks.

Core Attributes:

Brand: Schneider

Model: 140CRP31200

Product Type: Ethernet RIO Head Adapter Module

Compatible System: Schneider Modicon Quantum PLC rack system

Communication Protocol: Modbus TCP, EtherNet/IP, RSTP

Function: Remote I/O master control, real-time I/O data exchange, ring network support, network and module fault diagnosis, status LED indication

Mounting: Standard rack slot installation

Operating Temperature: 0°C ~ +60°C

Feature: Supports ring and daisy-chain topology, RSTP redundancy, multi-port Ethernet, industrial anti-interference