Wago 750-450 4Ai, Rtd

Wago 750-450 4Ai, Rtd

WAGO 750-450 4-channel RTD analog input module for the WAGO I/O System 750 supporting platinum and nickel resistance temperature sensors.

SKU: 750-450Alt SKU: 750450MPN: 750-450
Price
List Price £319.14 ex VAT
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Why Choose the WAGO 750-450 4-Channel RTD Analog Input Module?

The WAGO 750-450 is a precision 4-channel RTD analog input module designed for the WAGO I/O System 750. It enables PLCs and industrial controllers to measure temperature accurately using resistance temperature detectors (RTDs) such as Pt100 and Pt1000 sensors.

The module measures resistance values from connected sensors and converts them into temperature values using internal linearisation. It supports platinum and nickel resistance sensors as well as resistance measurement and potentiometer inputs, making it suitable for a wide range of industrial temperature monitoring applications. :contentReference

Designed for distributed automation systems, the module integrates seamlessly with WAGO fieldbus couplers and programmable controllers. Its compact DIN rail format and reliable CAGE CLAMP® connection technology allow quick installation and secure wiring within industrial control cabinets.

Key Advantages

  • High-accuracy 4-channel RTD analog input module.
  • Supports Pt and Ni resistance temperature sensors.
  • Compatible with 2-, 3- or 4-wire RTD sensor connections.
  • Integrated linearisation for direct temperature measurement.
  • Flexible configuration using WAGO-I/O-CHECK or control software.
  • Compact DIN rail module for distributed automation systems.

Key Features

  • 4 analog input channels.
  • RTD temperature measurement.
  • Configurable sensor types including Pt100, Pt200, Pt500, Pt1000, Ni100 and Ni120.
  • Resolution up to 0.01 °C in selected ranges.
  • 16-bit process data per channel.
  • Automatic temperature linearisation.
  • LED diagnostics for sensor errors.
  • DIN rail mounted modular design.

Industrial Temperature Measurement

Accurate temperature monitoring is essential for industrial automation systems controlling manufacturing processes, HVAC equipment and energy infrastructure. RTD sensors provide stable and precise temperature measurement across a wide operating range.

The WAGO 750-450 module converts resistance values from RTD sensors into digital temperature data that can be processed by PLCs and control systems. This enables engineers to implement precise monitoring and control loops within distributed automation architectures. :contentReference

Typical Applications

  • Industrial temperature monitoring systems.
  • Process control and instrumentation.
  • HVAC and building automation.
  • Manufacturing process monitoring.
  • Energy and utility infrastructure.

Technical Specifications

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Number of I/O 4
Device Type Analogue I/O Module
Signal Type / Function Analogue, Temperature (RTD/TC)
Product Series WAGO I/O System 750
IP Rating IP20
Series WAGO I/O System 750
Module type Analog input module (RTD)
Number of inputs 4 channels
Signal type Resistance / RTD temperature measurement
Sensor types Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni1000
Connection types 2-wire, 3-wire or 4-wire RTD
Resolution up to 0.01 °C (sensor dependent)
Conversion time approx. 100 ms per channel
Measuring current approx. 350 µA
Temperature range −200 °C to +850 °C (sensor dependent)
System supply voltage 5 V DC via system bus
Field supply voltage 24 V DC via power jumper contacts
Isolation approx. 500 V between system and field levels
Connection technology Push-in CAGE CLAMP® terminals
Mounting 35 mm DIN rail
Module width approx. 12 mm
Protection rating IP20
HS Code 85389099
Country of Manufacture Germany

Frequently Asked Questions

What is the WAGO 750-450 module used for?

The module measures resistance from RTD sensors and converts the values into temperature readings that can be processed by PLC or automation controllers.

How many channels does the module provide?

The module provides four analog input channels, allowing multiple RTD sensors to be connected.

What sensors are supported?

The module supports platinum and nickel RTD sensors including Pt100, Pt200, Pt500, Pt1000, Ni100 and Ni120.

What wiring configurations are supported?

The module supports 2-wire, 3-wire and 4-wire RTD sensor connections, allowing flexible installation depending on the required measurement accuracy.

How is the module installed?

The module mounts onto a standard 35 mm DIN rail and connects to the WAGO I/O System 750 via the internal system bus.

Trusted by Automation Engineers

WAGO I/O System 750 modules are widely used by machine builders and automation engineers to build reliable distributed control systems across industrial and process automation environments.

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