Schneider Electric TSXDMY28RFK Discrete I/O Module

Product Description

The Schneider Electric TSXDMY28RFK is a versatile discrete I/O module designed for the Modicon Premium automation platform. It integrates 16 digital inputs and 12 solid-state outputs, providing a reliable solution for industrial control systems. This module supports fast current-sink inputs and positive logic, ensuring seamless communication with sensors and actuators. Moreover, it combines input and output functions in a single unit, simplifying system wiring and reducing installation costs.

Engineered for industrial environments, the TSXDMY28RFK delivers precise digital interfacing, fast response times, and robust protection against overvoltage and reverse polarity. In addition, its compact standard format allows easy integration into existing PLC racks. This module ensures efficient signal processing, making it suitable for high-speed automation applications where reliability and accuracy are critical.

Key Features

• Discrete I/O module for Modicon Premium PLC systems

• 16 current-sink digital inputs, 12 solid-state outputs

• Fast input response and reflex or time-delayed outputs

• Positive input logic compatible with 2-wire/3-wire proximity sensors

• Input filter time configurable between 0.1 ms and 7.5 ms

• Overvoltage and reverse polarity protection included

• Compact design with two HE-10 connectors

• Operating temperature range: 0–60 °C (32–140 °F)

• Dielectric strength: 1500 V AC, 1 minute

Technical Specifications

Inputs:

• Number of inputs: 16

• Type: Current-sink, fast input IEC 1131-2 Type 1

• Voltage: 24 V DC ± 3.5 mA

• Logic 1 guaranteed: ≥ 11 V, ≥ 3 mA

• Logic 0 guaranteed: ≤ 5 V, ≤ 1.5 mA

• Sensor supply voltage: 19–30 V DC

• Input filter time: 4 ms default, 0.1–7.5 ms configurable

• Compatible sensors: 2-wire/3-wire proximity

• Insulation resistance: > 10 MΩ (500 V DC)

Outputs:

• Number of outputs: 12

• Type: Solid-state, reflex or time-delayed

• Voltage: 24 V DC

• Maximum output per channel: 0.5 A

• Maximum module current: 4 A

• Maximum tungsten load: <6 W

• Residual voltage at state 1: 1.2 V

• Response time: 0.6 ms

• Switching frequency: 0.5/LI² Hz

• Protection: Overvoltage (transil diode), reverse polarity (diode)

General:

• Module format: Standard

• Electrical connection: 2 HE-10 connectors

• Current consumption: 300 mA (5 V DC), 75 mA (24 V DC)

• Ambient operating temperature: 0–60 °C

• Storage temperature: -25–70 °C

• Relative humidity: 5–95% non-condensing

• Maximum operating altitude: 2000 m

Typical Applications

• Digital interfacing in industrial automation

• High-speed counting and switching applications

• Position or process control using PLC systems

• Integration with proximity sensors and actuators

• Systems requiring compact, mixed I/O modules

FAQ

Q: What sensors are compatible with TSXDMY28RFK?
A: The module supports 2-wire and 3-wire proximity sensors and other standard 24 V DC devices.

Q: Can I use this module in high-temperature environments?
A: The operating range is 0–60 °C. For temperatures beyond this range, consider external cooling or a suitable replacement module.

Q: Is the module still supported?
A: The TSXDMY28RFK was discontinued in 2018 and will reach end-of-service in 2026. The recommended replacement is the Schneider Electric BMXDDM16022.