Product Introduction
140NOE77101 is an Ethernet TCP/IP communication module in Schneider Electric's Modicon Quantum series, used for data communication between Quantum PLC systems and Ethernet devices. This module supports the standard Ethernet TCP/IP protocol and enables data exchange between PLCS and upper computers, SCADA systems, engineering stations, and other Ethernet devices. It is suitable for monitoring, data acquisition, and network communication scenarios in industrial automation control systems.
Technical Specifications
|
Brand |
Schneider |
|
Model |
140NOE77101 |
|
Part Number |
140NOE77101 |
|
Description |
Ethernet network TCP/IP module |
|
Origin |
France |
|
Dimension |
18*13*5cm |
|
Weight |
0.3kg |
Product Details
Hardware Structure Description of 140NOE77101 Ethernet network TCP/IP module
Overall structure of the module
The 140NOE77101 Ethernet network TCP/IP module adopts the Modicon Quantum series standard module structure design. Its external dimensions and installation methods are consistent with those of other Quantum series modules, facilitating system integration and maintenance.
Standard modular structure, compatible with Quantum PLC racks
Industrial-grade module housing, suitable for installation inside control cabinets
The front operation area is clear, facilitating the identification of interfaces and statuses
Front panel interface design
The front panel of the 140NOE77101 module integrates an Ethernet communication interface for connecting to industrial Ethernet.
Standard Ethernet interface for network communication connection
Supports connection with devices such as switches, industrial PCS, and HMIS
The interface position is convenient for wiring and maintenance
The interface design meets the demand for reliable connections in industrial sites.
Status indication and display unit
The front of the 140NOE77101 module is equipped with multiple sets of status indicator lights, which are used to show the operation and communication status of the module.
Power supply and module operation status indication
Ethernet communication status indication
Data transmission or connection status indication
Through the indicator lights, maintenance personnel can visually determine whether the module is working properly and whether communication has been established.
Internal circuits and communication units
140NOE77101 integrates a dedicated communication processing unit internally for handling Ethernet communication data.
Independent communication processing logic reduces the CPU load of the PLC
Supports TCP/IP protocol processing and data caching
Internal data is exchanged with the CPU through the PLC backplane
This structure helps to enhance the stability and response capability of the system's communication.
Backplane connection and power supply method
The 140NOE77101 Ethernet network TCP/IP module realizes power supply and data communication through the Quantum PLC rack backplane.
No separate external power supply is required.
High-speed data interaction is achieved with the PLC CPU through the backplane.e
The plug-in structure makes installation and replacement convenient
Industrial environmental adaptability design
The 140NOE77101 Ethernet network TCP/IP module is designed with the application requirements of the industrial control field in mind.
Suitable for long-term continuous operation
Adapt to the temperature, ty, and electromagnetic interference conditions in industrial environments.nts
It meets the general application requirements of industrial automation equipment.

140NOE77101 Ethernet network TCPIP module Key Features
This Transparent Ready module supports Class B30 web servers, allowing users to access diagnostics and data editing services remotely via a PC terminal. The predefined web pages provide real-time status updates, ensuring effective network management. The module is engineered for hot standby redundancy, enhancing reliability in critical automation processes.
Technical Specifications
The 140NOE77101 Ethernet network TCPIP module offers robust Ethernet communication with a 10BASE-T/100BASE-TX RJ45 twisted pair interface and an MT/RJ 100BASE-FX fiber optic interface for high-speed data transfer at 10/100 Mbit/s. It features multiple network services, including Modbus TCP messaging, I/O scanning, bandwidth management, SNMP network management, and FDR server support. The module receives its power directly from the rack power supply, consuming 750 mA at 5V DC.
LED Indicators & Local Signaling
To facilitate easy monitoring and diagnostics, the module includes multiple LED indicators, such as:
TxAct/RxAct LED – Transmission/reception activity
Active LED – Indicates rack operation
Link LED – Network activity
Ready LED – Module readiness
Fduplex LED – Full-duplex mode
RUN LED – Ethernet network status
Fault LED – Ethernet module fault indication
Kernel LED – Download mode
Coll LED – Collision detection
10 MB/100 MB LED – Data rate status
Industrial Durability & Compliance
Built for industrial automation, the Schneider Electric 140NOE77101 Ethernet network TCPIP module is CE-marked, ensuring compliance with global quality and safety standards. Its redundant architecture guarantees high availability, making it suitable for mission-critical applications that demand continuous operation without network failures.

Schneider PLC 140 Series
The 140 series is a type of industrial programmable logic controller (PLC) system launched by Schneider Electric, belonging to Schneider's Modicon Quantum PLC platform. The 140 series products feature a modular and scalable architecture, providing control solutions for medium and large-scale industrial control, process control, and complex automation tasks.
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