TSX3721001 TSX Micro PLC Controller - Schneider Electric

Schneider Electric TSX3721001 Modular Base Controller

The TSX3721001 is a powerful modular controller from Schneider Electric's TSX Micro PLC series. This unit features a built-in real-time clock and substantial memory for complex industrial automation and control applications.

Technical Specifications

• Brand & Model: Schneider Electric TSX3721001
• Product Type: Modular Base Controller for TSX Micro Platform
• Primary Voltage: Wide range 100-240 V AC (90-264 V AC)
• Real-Time Clock: Integrated for time-stamping and scheduling
• Controller Slots: 3 slots for I/O and communication module expansion
• Integrated Communications: 1 x Uni-Telway & 1 x Modbus RTU serial link at 19.2 kbit/s

Memory & Processing Performance

• Internal RAM: 20 Kwords data memory (base), expandable to 128 Kwords with PCMCIA card
• Flash Memory: 15 Kwords for persistent data storage
• Object Areas: 256 %Mi, 1 %MWi internal words, 128 %KWi constant words
• Execution Speed: Ultra-fast 0.13 µs per Boolean instruction (without PCMCIA)
• 1K Instruction Time: 0.27 ms for mixed logic (65% Boolean, 35% numerical)
• Performance increases further with an optional PCMCIA memory card

Application Structure & Tasks

• Task Management: Supports 1 fast task, 1 master task, and 16 event tasks
• System Overhead: Low 1.6 ms for master task execution cycle
• Flexible programming structure for complex control strategies
• Efficient handling of time-critical and event-driven processes

Power & Electrical Characteristics

• Input Current: Very low 2 mA typical consumption
• Output Current: 0.5 A capacity for attached modules
• Total Secondary Power: 16 W useful power for expansion modules
• Immunity to Micro-Breaks: Withstands power interruptions < 20 ms
• Protection: Built-in overload and short-circuit protection

Environmental & Mechanical Specifications

• Operating Temperature: 0 to 60 °C (32 to 140 °F)
• Storage Temperature: -25 to 70 °C (-13 to 158 °F)
• Humidity Range: 10-95% non-condensing for operation
• Operating Altitude: Up to 2000 meters (6562 feet)
• Dimensions: 341.4 mm W x 151 mm H x 152 mm D (13.4" x 5.9" x 6.0")
• Net Weight: 1.72 kg (3.79 lb)

Electromagnetic Compatibility (EMC)

• High immunity to industrial electromagnetic interference per IEC 61131-2
• Electrostatic Discharge: IEC 1000-4-2 Level 3 compliance
• Electromagnetic Field: IEC 1000-4-3 Level 3 immunity
• Fast Transient/Burst: IEC 1000-4-4 Level 3 resistance
• Surge Immunity: IEC 1000-4-5 for impulse waves
• Damped Oscillatory Wave: IEC 1000-4-12 compliance

Packaging & Shipping

• The TSX3721001 controller ships as one complete unit.
• Includes the base controller ready for rack installation.
• Protected industrial packaging ensures safe transit.
• Worldwide express shipping via FedEx, UPS, and DHL available.

Frequently Asked Questions (FAQ)

• What is a modular base controller? It is the central processing unit (CPU) of a TSX Micro PLC system, managing logic, I/O, and communications.
• What communication ports are built-in? It has two serial ports: one for Uni-Telway and one for Modbus RTU communication.
• Can I expand the memory? Yes, memory can be expanded using a standard PCMCIA memory card.
• How many I/O modules can I connect? The 3 available slots can hold various digital, analog, or communication modules.
• Does it have a battery for the real-time clock? Typically, yes, it includes a battery backup to maintain the clock during power loss.
• What software is used to program it? It is programmed using Schneider Electric's PL7 Pro or Unity Pro software.
• Is it suitable for harsh environments? With its wide operating temperature and high EMC immunity, it is designed for industrial use.

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