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Introduction
The Schneider 140ESI06210 ASCII Serial Link Module is a dedicated communication interface designed for the Modicon Quantum automation platform. It enables reliable ASCII-based serial data exchange between PLC systems and external devices such as printers, barcode readers, weigh scales, and legacy industrial equipment. Built for stable asynchronous communication, this module is especially valuable in hybrid automation environments where modern PLCs must interface with third-party or non-Ethernet devices.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | ASCII Serial Link Module |
| Platform | Modicon Quantum |
| Communication Mode | ASCII |
| Serial Ports | 2 × RS-232C (non-isolated) |
| Connector Type | 2 × SUB-D 9-pin |
| Transmission Rate | 19.2 kbit/s |
| Max Cable Distance | ≤ 20 m |
| Message Capacity | Up to 255 messages |
| Message Length | 127 characters + checksum |
| Message Nesting | 8 levels |
| Buffer Size | 255 input / 255 output bytes |
| Clock Function | Calendar clock integrated |
| Memory | 128 kB flash / 32 kB RAM |
| Power Consumption | ~2 W |
| Bus Current | ~300 mA |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Weight | ~0.3 kg |
