What Is an Ethernet Remote IO Module
An Ethernet I/O module enables reliable industrial network I/O using TCP/IP input modules for real-time remote sensor monitoring. It supports distributed control system inputs, improves field device connectivity, and ensures fast industrial Ethernet communication. Ethernet I/O modules integrate easily with SCADA input modules, RTU systems, and PLC remote I/O expansion for efficient network-based data acquisition.
Ethernet IO module- Support a wide range of of field signals including current, voltage, thermistor, thermocouple, RTD, and strain gauge with many protocols and interfaces.
What we propose to our customers
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Industrial Ethernet Power Relay I/O Module with 8DO Output
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16DI Ethernet Remote I/O Module with Modbus TCP
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Ethernet I/O Module with 8-ch AI, 4-ch DO
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Ethernet I/O Module with 2-port Ethernet Switch, 4-ch AI, 4-ch AO, 4-ch DI
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Ethernet I/O Module with 4AI/4AO Modbus TCP
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Ethernet I/O Module with 8DI/8DO Modbus TCP
Choosing the Right Ethernet IO Module for Your Application
Industrial Ethernet I/O modules vary significantly. Consider whether you need Ethernet/IP, Modbus TCP, or PROFINET compatibility based on your current equipment. Each protocol has its advantages and combining them can quickly become complicated.
Ethernet input modules
They are the sensory components of your system, observing and reporting on your process. Consider them as advanced sensors that gather field data and convert it into information understandable by the network.
Ethernet Output Modules
Where input modules monitor, Ethernet output modules act. They're the main control of your automation system, taking commands from your controller and making physical things happen in the real world.
Wireless Ethernet IO Modules
Wireless Ethernet I/O modules solve installation challenges when running cables is impractical or impossible. They provide the same monitoring and control capabilities in applications where physical wiring is too costly or inaccessible.
GSM/Cellular IO Modules
GSM I/O modules and their modern 4G LTE and 5G successors bring Ethernet I/O capability to locations completely off the grid. When you're miles from the nearest network drop and Wi-Fi is science fiction, cellular connectivity becomes your lifeline.
Key Features to Look For
Network & Communication
Do you need discrete inputs for switches and sensors, or analog inputs for temperature and pressure transmitters? How many channels do you actually need, plus a little room to grow?
I/O Specifications
Choose the right channel count based on your needs 8-channel modules suit simple setups, while 32+ channels handle complex systems, and mixed I/O reduces hardware.
Diagnostic LEDs
Diagnostic lights save you hours of troubleshooting. You want to see at a glance if your module has power, network connectivity, and which inputs are active.
DIN rail mounting
DIN-rail mounting is standard and makes installation quick. IP67-rated enclosures protect against dust and water immersion—essential for harsh environments or outdoor installations.
Operating Temperature
Industrial-grade modules should handle -40°C to 70°C (-40°F to 158°F) comfortably. Extended temperature range models for extreme environments
Real-World Industrial Applications of Data Acquisition Modules
About our Product line
ET-7017
Ethernet I/O Module with 8-ch AI, 4-ch DO
The ET-7017 is a module with 8-channel differential analog inputs and 4-channel digital outputs. It provides programmable input range on all analog channels (+/-150 mV, +/-500 mV, +/-1 V, +/-5 V, +/-10 V, +/-20 mA, 0 ~ 20 mA and 4 ~ 20 mA) and digital output can be set alarm output with Short-circuit protection and overload protection. Each analog channel is allowed to configure an individual range and has 240 Vrms high overvoltage protection. Each analog input can be programmed to accept voltage or current as input depending upon the position of the corresponding jumper. The sampling rate of ET-7017 is changeable; there are fast mode and normal mode for your consideration. ET-7017 also has a qualification for 4 kV ESD protection as well as 2500 VDC intra-module isolation.
- Built-in Web Server
- Web HMI
- Support for both Modbus TCP and Modbus UDP Protocols
- Communication Security
- Dual Watchdog
- I/O Pair Connection
Factory automation, Machine automation, Testing equipment, Building automation, Solar energy system, Pollution monitoring system & Remote Diagnosis.
Application:
ET-7217
Ethernet I/O Module with 2-port Ethernet Switch, 8-ch AI, 4-ch DO
The ET-7217 is a module with 8-channel differential analog inputs and 4-channel digital ouputs. It provides programmable input range on all analog channels (+/-150 mV, +/-500 mV, +/-1 V, +/-5 V, +/-10 V, +/-20 mA, 0 ~ 20 mA and 4 ~ 20 mA) and digital output can be set alarm output with Short-circuit protection and overload protection. Each analog channel is allowed to configure an individual range and has 240 Vrms high overvoltage protection. Each analog input can be programmed to accept voltage or current as input depending upon the position of corresponding jumper. The sampling rate of ET-7217 is changeable; there are fast mode and normal mode for your consideration.
- Built-in Web Server
- Web HMI
- Support for both Modbus TCP and Modbus UDP Protocols
- Communication Security
- 2-port Ethernet Switch for Daisy-Chain Topology
- Dual Watchdog
- I/O Pair Connection
Factory automation, Machine automation, Testing equipment, Building automation, Solar energy system, Pollution monitoring system & Remote Diagnosis.
Application:
ET-7002
Ethernet I/O Module with 3-ch AI, 6-ch DI, 3-ch Power Relay
The ET-7002 is a multi-function module with 3-channel analog inputs, 6-channel digital inputs and 3-channel relay outputs. It provides various programmable analog inputs (+/-150 mV, +/-500 mV, +/-1 V, +/-5 V, +/-10 V, +/-20 mA, 0 ~ 20 mA and 4 ~ 20 mA). Each analog input is allowed to configure a proper range with 240 Vrms high voltage protection. Each analog input can be programmed to accept current or voltage as input/output depending upon the position of the corresponding jumper. The ET-7002 is fully RoHS compliant and has qualification for 4 kV ESD protection as well as 2500 VDC intra-module isolation.
- Built-in Web Server
- Web HMI
- Support for both Modbus TCP and Modbus UDP Protocols
- Communication Security
- Dual Watchdog
- I/O Pair Connection
Application:
Factory automation, Machine automation, Testing equipment, Building automation, Solar energy system, Pollution monitoring system & Remote Diagnosis.
ET-7024
Ethernet I/O Module with 2-port Ethernet Switch, 4-ch AI, 4-ch AO, 4-ch DI
The ET-7204 is a multi-function module with 4-channel analog inputs, 4-channel analog outputs, 4-channel digital inputs. It provides various programmable analog inputs (+/-500 mV, +/-1 V, +/-5 V, +/-10 V, +/-20 mA, 0 ~ 20 mA and 4 ~ 20 mA), and analog outputs (+/-5 V, +/-10 V, 0 ~ 20 mA and 4 ~ 20 mA). Each analog input is allowed to configure a proper range with 240 Vrms high voltage protection. Each analog input/output can be programmed to accept current or voltage as input/output depending upon the position of corresponding jumper.
- Built-in Web Server
- Web HMI
- Support for both Modbus TCP and Modbus UDP Protocols
- Communication Security
- 2-port Ethernet Switch for Daisy-Chain Topology
- Dual Watchdog
- I/O Pair Connection
Application:
Factory automation, Machine automation, Testing equipment, Building automation, Solar energy system, Pollution monitoring system & Remote Diagnosis.
ET-7028
Ethernet I/O Module with 8-ch AO
The ET-7028 is aN 8 channels analog output. It provides a variety of programmable analog output options (+/-5 V, +/-10 V, 0 ~ 20 mA, and 4 ~ 20 mA), and each analog output can be programmed to accept either current or voltage as output depending upon the position of the corresponding jumper. The ET-7028 is fully RoHS compliant and provides 4 kV ESD protection as well as 2500 VDC intra-module isolation.
- Built-in Web Server
- Web HMI
- Support for both Modbus TCP and Modbus UDP Protocols
- Communication Security
- Dual Watchdog
- I/O Pair Connection
Application:
Factory automation, Machine automation, Testing equipment, Building automation, Solar energy system, Pollution monitoring system & Remote Diagnosis.
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