Schneider Electric TSX572623 Double-Format PL7 Processor

Overview

The Schneider Electric TSX572623 is a high-performance double-format PL7 processor designed for the Modicon TSX Premium PLC platform. This advanced CPU supports demanding automation tasks in medium to large industrial systems that require reliable processing power, flexible communication, and extensive I/O capacity. The module delivers strong cycle execution, consistent response times, and stable operation in harsh production environments. Moreover, its dual-format architecture enables increased memory expansion and broader integration options compared to earlier TSX Premium controllers. Engineers value its long-term stability, especially in legacy installations where predictable behavior remains essential.

Functional Highlights / Key Benefits

• The double-format design offers generous memory resources for complex PLC applications.

• Integrated Ethernet and serial ports simplify programming, diagnostics, and plant-wide communication.

• The processor coordinates up to 16 racks, ensuring flexible expansion for large control systems.

• Diagnostic LEDs allow quick interpretation of processor, I/O, and communication conditions.

• Moreover, PCMCIA support enables memory extension and communication card integration, improving scalability.

• The unit provides deterministic task handling with master, fast, and event-driven execution structures.

Technical Specifications

General

• Product Type: Double-format PL7 Processor

• Software: PL7 Junior / PL7 Pro

• Power Supply: 5 VDC internal consumption, 1110 mA

• Weight: 0.76 kg

Performance

• Program Memory: 48 Kwords internal RAM

• PCMCIA Expansion:

• 160 Kwords program

• 2688 Kwords data

• I/O Capacity:

• 1024 discrete I/O

• 80 analog I/O

• Execution Time:

• 0.19–0.21 µs Boolean

• 0.25–0.42 µs arithmetic

• 2.6 µs floating-point

• Instructions per ms:

• Up to 4.76 Kinst/ms (Boolean)

Communication

• Serial: 2× mini-DIN, 19.2 kbit/s

• Ethernet: RJ45, 10/100 Mbps

• Modules Supported: Fieldbus, CANopen, AS-Interface

System Capacity

• Racks Supported: Up to 16

• Slots Supported: 64 / 96 / 128

• Tasks: 1 master, 1 fast, 64 event tasks

Environmental

• Operating Temperature: 0–60 °C

• Storage Temperature: –25–70 °C

• Humidity: 10–95% non-condensing

• Protection: IP20

• Certifications: UL, CSA, CE, DNV, GL, ABS, RINA, RMRS

Typical Applications / Use Cases

The TSX572623 operates efficiently in process automation, heavy manufacturing, and infrastructure systems requiring stable PLC control. For instance, production lines with multiple coordinated machines benefit from its large I/O capacity and deterministic scanning. In addition, its Ethernet connectivity ensures seamless supervisory integration within SCADA and DCS architectures. Many facilities continue using this processor due to its proven reliability in long-life industrial assets.

Support & Maintenance

Although the model is discontinued, numerous integrators still maintain TSX Premium systems with refurbished or tested stock. Moreover, Schneider Electric recommends migration to Modicon M580 platforms for improved lifecycle support. PCMCIA memory cards simplify program backup and troubleshooting, ensuring continuity in legacy plants.

FAQ

Q1: Is the TSX572623 still supported by Schneider Electric?
The product is discontinued, but service support continues until 2026, and replacement paths are available.

Q2: Can I expand memory on this processor?
Yes. PCMCIA cards allow program and data memory expansion up to several thousand Kwords.

Q3: Does the processor support Ethernet communication?
It includes a 10/100 Mbps Ethernet port with diagnostic LEDs and supports Transparent Ready functions.

Q4: What software is required for programming?
PL7 Junior or PL7 Pro is required to create, upload, and maintain user applications.

Q5: Can this processor handle large I/O systems?
Yes. It manages up to 1024 discrete I/O and 80 analog I/O across 16 racks.