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EMI, LDA, Edifício Estoril Office, Av. República 3000A, Esc. 19A, 2649-517 Alcabideche PORTUGAL

ICP DAS I/O Modules – Remote I/O & Data Acquisition
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Remote I/O • Data Acquisition • Modbus • MQTT • EtherCAT • PROFINET • OPC UA

ICP DAS I/O Modules – Remote I/O and Industrial Data Acquisition

ICP DAS I/O modules connect sensors, actuators, machines, PLC controllers, industrial computers and supervisory systems, providing a flexible solution for industrial data acquisition, ...

Remote I/O • Data Acquisition • Modbus • MQTT • EtherCAT • PROFINET • OPC UA

ICP DAS I/O Modules – Remote I/O and Industrial Data Acquisition

ICP DAS I/O modules connect sensors, actuators, machines, PLC controllers, industrial computers and supervisory systems, providing a flexible solution for industrial data acquisition, monitoring and control.

The range includes digital inputs and outputs, analogue inputs and outputs, relays, temperature inputs and Remote I/O, with different interfaces and protocols for integration into existing automation systems or new IIoT projects.

DI / DO – digital inputs and outputs

AI / AO – analogue inputs and outputs

Relay Outputs – control of loads and equipment

Ethernet & RS-485 – integration into industrial networks

Modbus • MQTT • EtherCAT • PROFINET • EtherNet/IP • OPC UA

DIN Rail – easy integration into electrical cabinets and automation systems

I/O Modules for Industrial Automation and Data Acquisition

Input and output modules are essential components of modern automation systems, providing the connection between sensors, actuators, controllers, PLCs, industrial computers and supervisory systems.

ICP DAS I/O modules make it possible to expand a control system with additional signals, acquire process values and control field devices in a distributed architecture.

Depending on the application, solutions are available for serial communication, Industrial Ethernet, CAN and USB, ranging from compact modules for smaller installations to distributed Remote I/O architectures for complex industrial systems.

Why Choose ICP DAS I/O Modules?

  • Wide range of digital and analogue inputs and outputs.
  • Relay modules for equipment control.
  • Solutions for temperature sensors and industrial signals.
  • Multiple industrial communication protocols.
  • Simple integration into existing control systems.
  • Distributed Remote I/O solutions.
  • Ethernet, RS-485, CAN and USB options.
  • Models for IIoT and Cloud connectivity.
  • DIN rail mounting for industrial control cabinets.
  • Different combinations of DI, DO, AI, AO and relay outputs.

Available I/O Module Types

TypeApplication
DI – Digital InputReading digital states from contacts, sensors, limit switches, push buttons and detectors.
DO – Digital OutputControl of actuators, indicators, signalling devices and other digital equipment.
AI – Analogue InputAcquisition of analogue signals from transmitters and process sensors, including voltage and current signals.
AO – Analogue OutputGeneration of analogue control signals for drives, valves and other industrial devices.
Relay OutputSwitching loads through relay contacts.
Temperature InputTemperature acquisition using sensors and dedicated temperature measurement modules.
Mixed I/OCombination of different input and output types within a single module.

Choose the I/O Module by Communication Protocol

Ethernet I/O Modules

  • Modbus TCP – simple and widely adopted Ethernet integration.
  • MQTT – IIoT applications and Cloud platform connectivity.
  • EtherCAT – industrial applications requiring real-time communication.
  • PROFINET – integration into industrial automation networks.
  • EtherNet/IP – Ethernet-based industrial communication.
  • OPC UA – vertical integration between field devices, SCADA and MES systems.

Serial and CAN I/O Modules

  • Modbus RTU – industrial communication over RS-485.
  • CANopen – CAN-based communication for machines and distributed systems.
  • DCON – protocol used across various ICP DAS product families.
  • DeviceNet – integration into compatible industrial networks.
  • USB / VCP – direct data acquisition through a computer.

Main ICP DAS I/O Module Series

SeriesCommunicationMain Feature
M-7000 SeriesModbus RTURemote I/O over RS-485 for long-distance industrial communication.
ET-7000 SeriesModbus TCPEthernet I/O modules for fast network-based data transmission.
ET-2200 SeriesMQTTRemote I/O designed for IIoT and Cloud connectivity.
ECAT-2000 SeriesEtherCATDesigned for real-time industrial communication applications.
CAN-2000 SeriesCANopenEfficient I/O communication in distributed CAN networks.
tET SeriesModbus TCPCompact format for installations with limited space.
USB SeriesUSBData acquisition and control through compatible computer systems.

How to Select the Right I/O Module

I/O module selection should consider signal type, number of channels, communication protocol, communication distance, power supply and system architecture.

RequirementRecommended Technology
PC-based data acquisitionUSB I/O
Standard Ethernet communicationModbus TCP
EtherNet/IP systemsEtherNet/IP I/O
PROFINET-based automationPROFINET I/O
RS-485 communicationModbus RTU
CAN communicationCANopen
Industry 4.0 / Cloud connectivityMQTT I/O
Direct integration with MES / supervisory systemsOPC UA I/O

I/O Modules for Demanding Industrial Environments

ICP DAS I/O module families are designed for integration into electrical cabinets and industrial automation systems, with DIN rail mounting and features aimed at increasing installation reliability.

Depending on the model, functions such as Startup Value and Safe Value may be available, allowing safe output states to be defined during startup or under specified communication conditions.

  • Mounting: DIN rail.
  • Typical industrial temperature range: -25 °C to +75 °C.
  • Typical power supply range: +10 to +30 VDC.

Note: always check the technical datasheet of the selected model, as power supply, operating temperature, isolation, number of channels and other specifications may vary.

Applications for ICP DAS I/O Modules

  • Machine automation.
  • Production lines.
  • Remote data acquisition.
  • Industrial process control.
  • Sensor and actuator integration.
  • Building automation.
  • HVAC and climate control.
  • Energy monitoring.
  • Infrastructure and utilities.
  • IIoT and Industry 4.0 systems.
  • SCADA and BMS integration.
  • Retrofit and modernisation of existing industrial systems.

Select ICP DAS I/O Modules with Support from EMI

Selecting the correct module depends on the application and the characteristics of the signals to be integrated. EMI LDA – Electronic Measuring Instruments can help identify the most suitable product.

To help us recommend a solution, please provide:

  • Required number of inputs and outputs.
  • Signal type: digital, voltage, current, temperature, relay, etc.
  • Communication protocol.
  • Interface: Ethernet, RS-485, CAN or USB.
  • Isolation requirements.
  • Available power supply.
  • Environmental conditions at the installation site.

FAQ – Frequently Asked Questions about ICP DAS I/O Modules

What is a Remote I/O module?

A Remote I/O module is an input and/or output module installed close to sensors and actuators, communicating their data to a controller or supervisory system through an industrial network.

What is the difference between DI, DO, AI and AO?

DI means Digital Input, DO means Digital Output, AI means Analogue Input and AO means Analogue Output. The correct choice depends on the type of signal that needs to be measured or controlled.

Are ICP DAS modules available with Modbus TCP?

Yes. The range includes several Ethernet product families supporting Modbus TCP, including ET-7000 and tET solutions, among others.

Are modules available for Modbus RTU?

Yes. The M-7000 Series provides Remote I/O modules with Modbus RTU communication over RS-485.

Are I/O modules available for MQTT and IIoT applications?

Yes. MQTT-enabled I/O solutions are available for IIoT, Industry 4.0 and Cloud-connected applications.

Can ICP DAS modules be used with PROFINET or EtherNet/IP?

Yes. The range includes dedicated solutions for PROFINET and EtherNet/IP, as well as EtherCAT and OPC UA.

Are PoE I/O modules available?

Yes. Selected Ethernet models are available with PoE support, allowing power and data to be carried through the Ethernet connection.

Can EMI help select the correct I/O module?

Yes. Send us the required signals, number of channels, communication protocol and installation requirements. EMI can analyse the application and recommend a suitable ICP DAS solution.

Manufacturer technical information: View the official ICP DAS I/O Modules range

Need Help Selecting an ICP DAS I/O Module?

Contact EMI for Remote I/O, Modbus RTU, Modbus TCP, MQTT, EtherCAT, PROFINET, EtherNet/IP, OPC UA, CANopen and industrial data acquisition solutions.

Tell us the required signals, number of channels and communication protocol, and we will help identify the most suitable ICP DAS module for your application.

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