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Why Choose the WAGO 750-455/025-000 4-Channel Analog Input Module?

The WAGO 750-455/025-000 is a robust 4-channel analog input module designed for the WAGO I/O System 750. It enables PLCs and industrial automation controllers to measure standard 4–20 mA current loop signals from industrial transmitters and sensors, allowing precise monitoring of process variables within distributed automation systems.

Each input channel converts analog current signals into digital process data for use by fieldbus couplers and PLCs. The module uses a single-ended input configuration with galvanic isolation between the system and field levels, ensuring stable signal acquisition and reliable operation in industrial environments. :contentReference

This variant features an extended operating temperature range, making it suitable for installations where control equipment is exposed to wider ambient temperature conditions. The compact 12 mm DIN rail design and CAGE CLAMP® spring terminals provide high wiring density and secure vibration-resistant connections in industrial control cabinets.

Key Advantages

• Reliable 4-channel analog input module for automation systems.
• Supports standard 4–20 mA current loop signals.
• Extended temperature version for demanding industrial environments.
• Galvanically isolated inputs improve measurement reliability.
• Compact DIN rail module for distributed automation systems.
• Compatible with WAGO I/O System 750 controllers and couplers.

Key Features

• 4 analog input channels.
• 4–20 mA current input range.
• Single-ended signal input configuration.
• 12-bit measurement resolution.
• Approx. 10 ms conversion time.
• 2-wire transmitter connections.
• LED diagnostics for module and channel status.
• DIN rail mounted modular design.

Technical Specifications

• Manufacturer: WAGO
• Series: WAGO I/O System 750
• Model: 750-455/025-000
• Module type: Analog input module
• Number of inputs: 4 channels
• Signal type: Current input
• Input range: 4–20 mA DC
• Signal characteristic: Single-ended
• Resolution: 12-bit
• Conversion time: approx. 10 ms
• Input voltage (max): approx. 32 V
• Input resistance: approx. 100 Ω
• Sensor connection: 4 × 2-wire transmitters
• System supply voltage: 5 V DC via system bus
• Power consumption: approx. 65 mA
• Isolation: approx. 500 V between system and field levels
• Connection technology: CAGE CLAMP® spring terminals
• Mounting: 35 mm DIN rail (EN 60715)
• Module width: approx. 12 mm
• Operating temperature: −20 °C to +60 °C
• Protection rating: IP20

Industrial Current Loop Monitoring

Current loop signalling such as 4–20 mA is widely used in industrial automation because it provides reliable transmission over long distances while maintaining strong immunity to electrical interference. Field transmitters measuring pressure, temperature, flow or level commonly use this signal standard.

The WAGO 750-455/025-000 converts these analog signals into digital process values that PLCs and automation controllers can analyse. This allows accurate monitoring, diagnostics and process control across distributed industrial automation architectures. :contentReference

Typical Applications

• Monitoring analog signals from industrial transmitters.
• Integration of 4–20 mA process sensors.
• Process automation and instrumentation systems.
• Energy and utility monitoring.
• Industrial manufacturing and machine control.

Trusted by Automation Engineers

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