Schneider Electric – TSXH5744MR – Modicon Premium Unity Hot-Standby PLC

The Schneider Electric TSXH5744MR is a high-performance Unity Hot-Standby processor module for the Modicon Premium series. Designed for mission-critical automation, it supports redundant operation and integrates up to four communication modules. With a robust feature set including Ethernet, serial communication, large memory capacity, and support for up to 2048 discrete I/O points, this module ensures uninterrupted control in demanding environments.

Key Features:

• Model: TSXH5744MR

• Brand: Schneider Electric

• Platform: Modicon Premium with Unity Hot-Standby support

• Redundancy: Supports dual CPU hot-standby configuration

• Processor Slots: Supports 1 rack (6/8/12 slots), 4 COM module support

• Communication Ports:

  • 1× Ethernet 10/100 Mbps

  • 1× USB Type A (12 Mbps)

  • 1× RS-485 serial mini-DIN (19.2 kbps)

• Memory:

  • Internal: 440 kB

  • Expandable: Up to 2 MB via PCMCIA

• Processing Speed: ~0.055–0.063 μs (floating point); 15.75 kInstr/ms (Boolean)

• I/O Support: 2048 discrete, 256 analog channels

• Power Requirements: 1.88 A at 5 V DC

• Status Indicators: RUN, ERR, I/O, TER, ETH (multi-color LEDs)

• Mounting: DIN-rail or panel, standard Modicon rack

• Operating Temp: 0 to 60 °C; Storage: –25 to +70 °C

• Protection: IP20

• Certifications: CE, UL508, CSA, ATEX, IEC 61131-2