Schneider Electric TSX3708056DR1 PLC Base Unit – Product Description

Overview

The Schneider Electric TSX3708056DR1 is a compact PLC base unit designed for machine builders who require dependable relay-based control in small to medium automation systems. The unit integrates CPU processing, discrete I/O, and expansion capability, giving engineers a flexible controller that adapts easily to evolving machine needs. Moreover, its rugged design supports continuous operation in environments where system uptime directly affects production performance.

Technical Specifications

Series: Telemecanique / Schneider Electric TSX 37 Micro PLC family
Model: TSX3708056DR1
Type: Micro Programmable Logic Controller – Base Unit with Integrated I/O

Electrical & I/O
Power Supply: 24 V DC
Digital Inputs: 32 × 24 V DC inputs (IEC 61131-2 compliant)
Digital Outputs: Relay outputs (SPST/SPDT depending on variant), 2 A at 24 V DC / 250 V AC
Expansion Capability: Supports TSX Micro digital, analog, and communication modules
Indicators: LED indicators for power, run/stop, and I/O status

Performance
Processor: Integrated CPU for logic execution
Memory: Internal memory for ladder logic and function block programs
Scan Time: Fast cycle suitable for compact machine control
Diagnostics: Built-in self-test and LED error reporting

Communication Interfaces
Programming Port: Dedicated programming connector
Serial Ports: RS232 / RS485 with Modbus RTU
Optional Modules: Supports Telemecanique communication expansion

Mechanical
Mounting: DIN-rail or panel mounting
Dimensions:  200 × 150 × 80 mm
Weight: 1.5–2.0 kg
Protection Rating: IP20

Environmental & Compliance
Operating Temperature: 0 °C to +55 °C
Storage Temperature: −20 °C to +70 °C
Humidity: 5–95% non-condensing
Certifications: CE, UL, CSA

FAQ

Q1: Does the TSX3708056DR1 support expansion modules?
Yes, it supports all TSX Micro expansion modules for digital, analog, and communication needs.

Q2: What communication protocols are available?
It includes RS232 and RS485 ports with full Modbus RTU compatibility.

Q3: Are the outputs relay-based?
Yes, the TSX3708056DR1 uses relay outputs suitable for AC and DC loads.

Q4: What software is required to program this unit?
It works with Schneider and Telemecanique programming tools used for ladder and function block design.

Q5: Can this PLC operate in harsh environments?
Yes, it performs reliably across a 0–55 °C operating range and carries multiple industrial certifications.