Wago 750-471 4AI

Why Choose the WAGO 750-471 Thermocouple Input Module?

The WAGO 750-471 is a precise 2-channel thermocouple input module designed for the WAGO 750 Series distributed I/O system. It enables PLCs and automation controllers to measure temperature signals from thermocouple sensors and convert them into digital values for monitoring, diagnostics and industrial process control.

Thermocouples are widely used in industrial environments due to their ability to measure very high temperatures and withstand demanding operating conditions. The 750-471 provides reliable signal acquisition and cold-junction compensation to ensure accurate temperature measurement across automation systems.

When integrated with WAGO fieldbus couplers and programmable controllers, the module supports scalable distributed automation architectures used in manufacturing plants, energy systems and industrial process control installations.

Key Advantages

• Reliable 2-channel thermocouple temperature measurement.
• Supports multiple industrial thermocouple types.
• Integrated cold-junction compensation for accurate readings.
• High-resolution conversion for precise monitoring.
• Compact module for WAGO 750 Series distributed I/O systems.
• Simple integration with WAGO fieldbus couplers and controllers.

Key Features

• 2 thermocouple input channels.
• Compatible with common thermocouple sensor types.
• Integrated cold-junction compensation.
• High-resolution analogue-to-digital conversion.
• Status LEDs for diagnostics and operation indication.
• CAGE CLAMP® spring terminals for secure wiring.
• Compatible with WAGO 750 Series fieldbus couplers and controllers.

Technical Specifications

• Manufacturer: WAGO
• Series: WAGO 750 Series I/O System
• Model: 750-471
• Module type: Thermocouple input module
• Number of inputs: 2
• Sensor compatibility: Industrial thermocouples
• Measurement method: Thermocouple with cold-junction compensation
• Resolution: 16-bit typical
• Conversion time: approx. 10 ms
• Diagnostic features: LED status indication
• System supply: 5 V DC via data contacts
• Connection technology: WAGO CAGE CLAMP® terminals
• Mounting: DIN rail (EN 60715)
• Operating temperature: approx. 0 °C to +55 °C
• Protection rating: IP20
• Module width: approx. 12 mm

Industrial Temperature Monitoring

Thermocouple sensors are widely used in industrial automation because they can measure extremely high temperatures and operate reliably in harsh environments such as furnaces, manufacturing equipment and energy systems.

Modules like the WAGO 750-471 convert thermocouple signals into digital values for PLCs and automation controllers, enabling accurate monitoring and control of temperature-critical industrial processes.

Typical Applications

• Industrial furnace and heating system monitoring.
• Manufacturing and process temperature measurement.
• Energy infrastructure and utilities monitoring.
• Machine protection and equipment monitoring.
• Industrial process control systems.

Trusted by Automation Engineers

WAGO 750 Series I/O modules are trusted worldwide by automation engineers and system integrators to build reliable distributed control systems across industrial automation environments.