Eurotherm – 2500T/IOC/S/MODBUS/RJ45 – Modbus RJ45 I/O Control Module

The Eurotherm 2500T/IOC/S/MODBUS/RJ45 is a terminal I/O controller (IOC) module designed for the modular 2500 controller series. It provides Modbus RTU communication over an RJ45 interface, enabling configuration and process-level data exchange within SCADA, PLC, or HMI systems in industrial automation.

Key Features:

• Model: 2500T/IOC/S/MODBUS/RJ45

• Brand: Eurotherm (Invensys/Foxboro)  

• Interface: RJ45 connector supporting Modbus RTU over 2-wire RS-485; configurable baud rates (1.2 – 19.2 kbps)

• Configuration Port: Embedded RJ11 for RS-232 PC setup using iTools software  

• Isolation Ratings:

  • Modular bus: 300 V isolation

  • Configuration port: isolated per Eurotherm specs  

• LED Status Indicators: Signals power (S), configuration/communication (C), error (✶) states, according to IOC standard  

• Power Requirements: Supplied by 24 V DC base via Eurotherm 2500 power module  

• Form Factor: Compact RJ45 terminal unit for the leftmost slot of 2500 DIN-rail chassis; dimensions 5.1 × 7.6 × 12.7 cm, weight ~0.1 kg