Schneider 140ESI06210 Modicon Quantum ASCII Serial Link Module

The Schneider Electric 140ESI06210 is a specialized ASCII Serial Link module engineered for seamless integration within the Modicon Quantum automation ecosystem. This module provides two independent, high-performance RS-232C serial channels, enabling the Quantum controller to communicate directly with asynchronous serial devices such as barcode scanners, industrial printers, precision weigh scales, and legacy instrumentation. By managing serial data processing locally, the 140ESI06210 reduces the computational burden on the main CPU and ensures reliable, deterministic data exchange in complex industrial environments.

Features

• Dual independent RS-232C ports for flexible, simultaneous serial communication.
• Integrated communications processor for efficient character string management and framing.
• Supports configurable baud rates from 50 bps to 19200 bps.
• Selectable parity, data bits, and stop bits to ensure compatibility with diverse third-party devices.
• Hardware-based (RTS/CTS) and software-based (XON/XOFF) flow control support.
• Galvanic isolation between the serial ports and the Quantum backplane to mitigate ground loops and electrical noise.
• Front-panel LED status indicators for real-time diagnostics of transmit/receive activity and module health.

Applications

This module is widely utilized in industrial infrastructure requiring legacy or serial-based device connectivity. Typical applications include automated logistics and warehousing, petrochemical refining, power generation, and mineral processing, where it serves as a robust bridge between the PLC and serial-based field instrumentation.

Installation Guidelines

• Ensure the Quantum backplane is powered down before installing or removing the module.
• Mount the module securely into the designated slot on the Quantum rack, ensuring proper alignment with the backplane connector.
• Use shielded cables for all RS-232 connections to minimize electromagnetic interference (EMI).
• Maintain proper grounding practices to protect against transient voltages and common-mode noise.
• Ensure the operating environment remains within the specified temperature range of 0 to 60 deg C and humidity limits of 95% non-condensing.
• Verify that all RJ45 connector pins are correctly wired according to the specific requirements of the connected field device.

Technical Specifications

FAQ

What type of cabling is required for the 140ESI06210?

The module utilizes RJ45 interfaces for its RS-232C ports. It is recommended to use high-quality, shielded serial cables to prevent data corruption in high-EMI industrial environments.

Can I configure the two ports differently?

Yes, the two RS-232C channels on the 140ESI06210 are fully independent. You can independently configure baud rates, parity, and flow control settings for each port to match the requirements of different connected devices.

Does this module require external power?

No, the module is powered directly through the Modicon Quantum backplane, consuming a maximum of 400 mA.