Schneider Modicon Quantum TSX3721001 TSX Micro Modular Base Controller

Product Overview

The Schneider Electric TSX3721001 serves as the central modular base controller for the Modicon TSX Micro automation platform. This high-efficiency unit integrates a power supply, a processor, and slot-based expandability into a single compact chassis. It manages sophisticated automation tasks through 20 Kwords of internal RAM, expandable via PCMCIA cards to handle complex program data. Designed for mid-range industrial applications, this controller coordinates high-speed logic execution and multi-protocol communication. We provide this module as 100% Brand New and Original, ensuring peak performance for your control architecture.

Technical Specifications

The TSX3721001 features robust electrical characteristics and high-speed processing capabilities:

• Primary Voltage: 100...240 V AC (Wide range: 90...264 V AC)

• Slot Capacity: 3 Slots for I/O or communication expansion

• Integrated Communication: 1 x Serial Link (TER/AUX) Uni-Telway (19.2 kbit/s), 1 x Modbus RTU

• Memory (Standard): 20 Kwords Internal RAM (Data) / 15 Kwords Flash (Data)

• Memory (Expanded): Up to 128 Kwords with PCMCIA card

• Execution Performance: 0.13 µs for Boolean instructions

• Application Tasks: 1 Master Task, 1 Fast Task, 16 Event Tasks

• Internal Protection: Integrated Overload and Short-circuit protection

• Dimensions: 341.4 mm (W) x 151 mm (H) x 152 mm (D)

• Operational Temperature: 0°C to +60°C (32°F to 140°F)

Engineering Advantages

The TSX3721001 addresses specific field engineering challenges through its integrated design:

• Compact Footprint for Tight Enclosures: Measuring only 341.4 mm in width, this base controller fits into shallow control cabinets. It maximizes space efficiency while providing 3 expansion slots for local I/O or specialized networking modules.

• High Immunity to Power Fluctuations: The unit withstands microbreaks of up to 20 ms. This feature prevents system resets and data loss during minor voltage dips common in unstable industrial power grids.

• Advanced Electromagnetic Compatibility (EMC): Certified to IEC 1000-4-2 Level 3 and IEC 61131-2, the controller resists electrostatic discharge and damped oscillatory waves. This ensures signal integrity in environments with high EMI from large motor drives or switchgear.

• Flexible Programming Architecture: The support for 16 event tasks allows the processor to react instantly to external interrupts. This deterministic behavior solves synchronization issues in precision high-speed packaging or sorting applications.

• Plug-and-Play Maintenance: The modular chassis design simplifies hardware replacement. Technicians can access expansion cards and the PCMCIA memory slot without dismantling the entire base unit, reducing mean time to repair (MTTR).

FAQs

• Does the TSX3721001 require a separate power supply?No. This modular base controller includes an integrated AC power supply that accepts 100V to 240V AC. It provides 16W of secondary power to the backplane to support internal electronics and expansion modules.

• Can I use this controller with Modbus RTU devices?Yes. The TSX3721001 features an integrated Modbus RTU serial link supporting speeds up to 19.2 kbit/s. This allows direct communication with VFDs, HMIs, and other third-party Modbus-compliant hardware.

• How do I expand the program memory if my logic exceeds 20 Kwords?You can install a Schneider Electric PCMCIA card to expand the program and data memory up to 128 Kwords. The controller automatically recognizes the card to facilitate larger application structures.

• Is this unit compatible with PL7 Pro software?Yes, the TSX3721001 is designed for use with the PL7 Micro/Junior/Pro software environment. Ensure your software version matches the hardware revision for full functional support.