Schneider 140NOC78000C Ethernet DIO Module

Schneider Electric 140NOC78000C Ethernet DIO Network Module

The 140NOC78000C brings high-speed Ethernet connectivity to Modicon Quantum automation systems. This digital input/output network module handles real-time control data efficiently. It suits a wide range of industrial applications that demand reliable communication and fast response times.

Key Technical Specifications

The 140NOC78000C operates in full duplex mode. This allows simultaneous sending and receiving of data without collisions. Maximum connections reach 128, giving you plenty of capacity for large control networks.

Transmission rates are selectable at 10/100 Mbit/s, so the module adapts to existing network infrastructure. Redundancy features are built directly into the unit, which increases system uptime significantly. Additionally, an embedded web server simplifies configuration and diagnostics. You can access the module using any standard web browser.

Moreover, the Ethernet service includes Rapid Spanning Tree Protocol (RSTP) . RSTP prevents network loops and reduces recovery time after link failures. Therefore, your control network stays stable even when topology changes occur.

Interface and Cabling

The 140NOC78000C uses a standard RJ-45 interface. This connector type is common across industrial and office networks. Cable type is twisted pair, typically Cat5e or higher, which provides reliable signal integrity up to 100 meters.

Format is standard, meaning the module fits into any Modicon Quantum backplane slot. Protection rating is IP20. This makes the 140NOC78000C suitable for dry, indoor control cabinets where minimal dust ingress may occur.

Environmental Operating Range

Ambient temperature tolerance ranges from 0°C to 60°C. This wide window accommodates most factory floor conditions. Storage temperature specifications are not listed separately, but typical Quantum modules handle 0°C to 50°C for storage.

Furthermore, the module performs well in clean indoor environments. Avoid exposure to corrosive chemicals or condensing humidity. Standard operating humidity should stay below 80% RH without condensation.

Installation Guidelines

First, disconnect power from the Quantum rack before inserting the 140NOC78000C. Next, choose an empty slot and slide the module in until the retaining clips lock securely. Then, connect your twisted pair cable to the RJ-45 port.

After hardware installation, use the embedded web server to assign an IP address. Navigate to the module’s web interface using any browser on the same network. Configure RSTP settings if your network has redundant paths.

Finally, test the 140NOC78000C by sending test messages to all 128 possible connections. Verify that full-duplex operation is active on your network switch ports. The module’s status LEDs will indicate proper communication.

For instance, you can deploy this module in a packaging line with multiple remote I/O racks. The RSTP feature keeps data flowing even when one cable fails. Redundancy ensures no production stoppage occurs.

Packaging List

• 140NOC78000C Ethernet DIO network module (1 unit)

• RJ-45 protective dust cap

• Quick start guide

• Product label with EAN 3595864153254

Note: No certificates or warranty documents are included in the package.

Shipping Information

We ship all orders using Fedex, UPS, or DHL. Tracking numbers are provided within 24 hours of dispatch. Delivery typically takes 3 to 7 business days worldwide.

Frequently Asked Questions (FAQ)

1. How many connections can the 140NOC78000C support simultaneously?
This module supports up to 128 simultaneous connections. This capacity suits large distributed control systems with many field devices.

2. Does the 140NOC78000C require a separate web server for configuration?
No. The module has an embedded web server built in. You only need a browser and network access to configure it.

3. What is the advantage of full duplex on this module?
Full duplex allows the 140NOC78000C to send and receive data at the same time. This doubles effective throughput and reduces delays.

4. Can I use the 140NOC78000C in an ambient temperature above 60°C?
No. Operating above 60°C may cause communication errors or permanent damage. Always keep the environment within the specified range.

5. What does RSTP do for the 140NOC78000C?
Rapid Spanning Tree Protocol prevents network loops. It also restores communication quickly after a cable or switch failure, which improves overall system reliability.