Schneider 140ERT85420 Time Synchronisation Module

The Schneider 140ERT85420 module offers precise time synchronization for industrial automation systems. This versatile unit is engineered to work seamlessly with various process input signals, making it an ideal solution for applications that require accurate timestamping. It also supports both DCF77 and IRIG-B protocols, ensuring compatibility with a wide range of systems.

Key Features of the Schneider 140ERT85420

Time Synchronisation Protocols: It supports both DCF77 and IRIG-B protocols, enabling reliable time synchronization.
Product Compatibility: This module integrates smoothly with Unity Pro versions V4.1 and higher, offering extended functionality depending on the version.
Input Channels: Equipped with 2 groups of 16 discrete inputs, the module accommodates up to 32 inputs, ensuring flexibility in different applications.
Voltage Range: The 140ERT85420 handles a wide range of input voltages, from 24V to 125V, making it adaptable to various environments.
Low Power Consumption: With a power draw of just 7.5W, the module is energy-efficient and supports long-term operation without excessive power use.
Isolation: The module uses optocoupler isolation, ensuring safe and reliable input signal handling.
Time-Stamped Logging: It includes features for event logging with time stamps, making it easy to track key events over time.

Detailed Technical Specifications

Feature	Specification
Discrete Inputs	32 (2 groups of 16)
Voltage Range for Process Input	24V to 125V
Input Current	24V at 6mA, 48V at 2.5mA, 60V at 2.5mA, 125V at 1mA
Clock Signal Input	1 discrete input at 24V for clock signal
Power Consumption	≤ 7.5W for process input
Acquisition Time	Configurable from 0 to 255 ms
Connection Type	Screw terminal block
Cable Type and Length	Unshielded cable (≤ 400m) for process inputs; Shielded cable (≤ 600m) for clock signal
Local Signalling	32 LEDs for status monitoring (inputs, fault, self-test)
Insulation	Optocoupler isolation for clock signal input
Status Logging	500Hz status monitoring and time-stamped event logging

Application and Usage

The Schneider 140ERT85420 module excels in applications where precise time synchronization is crucial. Its features make it well-suited for process control systems, large-scale industrial automation, and any system that requires accurate event logging. With its compact design, it integrates effortlessly into existing setups, ensuring reliable timekeeping across your operations.

Thanks to its broad compatibility with Unity Pro, including versions V7.0, V6.0, V5.0, and V4.1, this module provides the flexibility you need to ensure seamless integration into your control system.