Schneider 140NOM21200 Modicon Quantum DIO Head End Adaptor

Schneider Electric 140NOM21200 Modicon Quantum DIO Head End Adaptor

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DescriptionThe Schneider Electric 140NOM21200 is a specialized Distributed I/O (DIO) Head End Adaptor designed for the Modicon Quantum automation series....

SKU: 140NOM21200

Manufacturer: Schneider
Product No.: 140NOM21200
Product Type: DIO Head End Adaptor
Product Origin: France
Payment:T/T, Western Union
Weight: 480g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Description

The Schneider Electric 140NOM21200 is a specialized Distributed I/O (DIO) Head End Adaptor designed for the Modicon Quantum automation series. This hardware component functions as the critical link between the main PLC processor and remote I/O drops, facilitating reliable, deterministic communication across expansive industrial environments. By leveraging the S908 remote I/O protocol, the module allows for the integration of field devices over significant distances, effectively streamlining cabling requirements and reducing installation complexity in large-scale infrastructure.

Features

Supports redundant dual-cable network configurations for enhanced availability.
Compatible with the S908 Remote I/O bus architecture.
Provides a high-speed data transfer rate of 1.544 Mbps.
Supports up to 31 remote I/O drops per network segment.
Features dual F-type coaxial connectors for robust physical layer connectivity.
Includes integrated diagnostic reporting for cable faults and drop status monitoring.
Equipped with physical address switches for precise network hierarchy configuration.

Applications

This adaptor is widely utilized in mission-critical automation sectors, including oil and gas refining, power generation plants, and mining operations. It is particularly effective in scenarios requiring high-speed, deterministic data exchange between a central controller and geographically dispersed remote I/O stations.

Technical Specifications

Model	140NOM21200
Brand	Schneider Electric (Modicon)
Protocol	S908 Remote I/O
Data Rate	1.544 Mbps
Connectivity	2 x F-type coaxial (redundancy supported)
Power Consumption	750 mA at 5 VDC
Operating Temperature	0 to 60 deg C
Storage Temperature	-40 to 85 deg C
Max Distance	Up to 4500 meters (with repeaters)
Isolation	500 VDC (network to bus)
Humidity	0 to 95% (non-condensing)

Installation Guidelines

Ensure the PLC rack is powered down before inserting or removing the module.
Use appropriate coaxial cable and F-type connectors to maintain signal integrity; ensure proper shielding and grounding to mitigate EMI.
Verify the physical address switch settings on the rear of the module match the network configuration requirements before installation.
Maintain adequate ventilation within the cabinet to stay within the 0 to 60 deg C operating temperature range.
Handle with standard ESD precautions to prevent damage to sensitive internal circuitry.

FAQ

Q: Does the 140NOM21200 support redundant cabling?
A: Yes, the module is equipped with dual F-type coaxial connectors designed to support redundant cable paths for increased network reliability.

Q: What is the maximum number of drops this module can manage?
A: The module supports up to 31 remote I/O drops per network segment.

Q: Is this module compatible with Modbus Plus?
A: This module is specifically designed for the S908 Remote I/O architecture within the Modicon Quantum system.

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Excellent Emergency Support!

Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.

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We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.

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