140ESI06210 Product Overview & Architecture
The Schneider Electric 140ESI06210 provides dedicated point-to-point ASCII serial communication within the Modicon Quantum backplane architecture. Featuring dual SUB-D 9-pin RS232C interfaces, this module offloads serial framing, buffering, and message parsing from the primary CPU. Integrated memory structures handle up to 255 nested message transactions with deterministic data exchange.
Technical Data & Performance Specifications
- Brand: Schneider Electric
- Model Number: 140ESI06210
- System Series: Modicon Quantum Automation Platform
- Port Configuration: 2 RS232C channels (non-isolated DIN 66020 via SUB-D 9 connectors)
- Baud Rate: Up to 19.2 kbit/s per channel
- Transmission Range: Maximum 20 meters (65.6 ft) cable distance
- On-Board Memory: 128 kB Flash memory and 32 kB RAM
- Buffer & Framing: 255 Input / 255 Output bytes, 127 characters max message length plus checksum
- System Addressing: 12 Input words / 12 Output words mapped via backplane
- Power Requirements: 300 mA bus current; 2 W maximum power dissipation
- Programming Support: Unity Pro > V2, Concept > V2, ProWORX 32, ProWORX NxT
- Real-Time Tracking: Integrated calendar clock for timed message timestamping
- Operating Limits: 0 to 60 °C operating; 95% non-condensing relative humidity
Target Equipment & Industry Applications
- Industrial barcode scanners and RFID readers on high-speed packaging lines.
- Serial impact printers and label applicators for batch logging.
- Legacy weigh scales, torque controllers, and digital panel meters.
- Flow computers, gas analyzers, and environmental sensors using custom ASCII protocols.
Oiltech Controls’ Technical Insight
- CPU Processing Offload: Internal buffer management protects CPU scan cycle integrity during high-frequency serial transmissions.
- Legacy Interfacing: Solves integration gaps when connecting non-networked serial devices directly into modern Modicon Quantum control architectures.
- Reliability Assessment: Robust hardware backplane interface designed for continuous operation up to 5000 meters altitude.
- Engineering Support: Technical guidance available via info@oiltechcontrols.com or WhatsApp at +86 158 8020 0923.
Fulfillment, Shipping & Warranty Terms
- Dispatch Speed: Ships within 24-28 hours from verified warehouse stock.
- Carrier Options: Fast global delivery through FedEx, UPS, and DHL express services.
- Warranty Protection: Covered by a full 12-month warranty on all hardware components.
Frequently Asked Questions (FAQ)
- Q: How do I select between the 140ESI06210 and standard Ethernet or Modbus modules?
Choose the 140ESI06210 when interfacing directly with standalone field devices that only export raw ASCII text strings over standard RS232C connections without fieldbus protocol converters. - Q: What cable limits should I observe during field installation?
Keep RS232C interconnect cables under 20 meters (65.6 ft) and use shielded twisted-pair conductors to mitigate electromagnetic noise in high-interference environments. - Q: Why is my 140ESI06210 module dropping characters during buffer transfer?
Verify that your PLC application logic reads the 12-word input buffer rapidly enough to match the serial port baud rate and configured message framing parameters. - Q: Is the 140ESI06210 compatible with older Concept programming software?
Yes, it natively supports Concept V2 or higher, along with Unity Pro V2, ProWORX 32, and ProWORX NxT environments. - Q: Are the RS232C ports on this module optically isolated from each other?
No, both SUB-D 9-pin serial ports are non-isolated, so common ground referencing must be maintained across connected instruments.
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