Wago 750-633/040-000 Up/down counter DC 24 V, 100 khz, Ex i Cat. Ia, XTR - Extreme version Dark Blue

Why Choose the WAGO 750-633/040-000 Up/Down Counter Module?

The WAGO 750-633/040-000 is an intrinsically safe up/down counter module designed for the WAGO I/O System 750 XTR. It records pulse signals from field sensors and transfers the count value directly to the PLC or fieldbus controller, enabling accurate event counting, monitoring and measurement within distributed automation systems.

The module detects binary pulse signals with NAMUR-compliant levels at the clock input and supports multiple measurement modes including up counting, up/down counting, frequency measurement and peak-time monitoring. This flexibility makes it suitable for industrial process monitoring, sensor signal acquisition and automation control tasks. :contentReference

Designed for harsh industrial environments, the module belongs to the WAGO 750 XTR extreme range. It provides improved immunity to electromagnetic interference, extended temperature tolerance and enhanced vibration resistance for reliable operation in demanding installations such as energy systems, transportation infrastructure and outdoor automation equipment. :contentReference

Key Advantages

• Intrinsically safe NAMUR input suitable for hazardous environments.
• Supports up counter and up/down counter modes.
• Additional functions including frequency measurement and peak-time counting.
• 32-bit counter resolution for precise measurement of pulse signals.
• Digital output with configurable threshold for alarms or control actions.
• Designed for WAGO I/O System 750 XTR extreme environments.

Key Features

• Pulse and event counter module for industrial automation systems.
• 1 intrinsically safe NAMUR digital input for pulse detection.
• 1 digital output for signalling or switching.
• 32-bit counter depth with status diagnostics.
• Selectable operating modes including frequency and peak-time counting.
• Electrical isolation between system and field levels.
• CAGE CLAMP spring terminals for reliable wiring.

Technical Specifications

• Manufacturer: WAGO
• Series: WAGO I/O System 750 XTR
• Model: 750-633/040-000
• Module type: Up/Down counter module
• Counter resolution: 32-bit counter value
• Digital inputs: 1 intrinsically safe NAMUR input
• Digital outputs: 1 digital output (short-circuit protected)
• Switching frequency: approx. 20 Hz to 50 kHz
• Sensor supply voltage: approx. 8.2 V DC
• Field supply voltage: 24 V DC
• System supply: 5 V DC via internal data contacts
• Connection technology: CAGE CLAMP spring terminals
• Wire cross section: 0.25 mm² to 2.5 mm²
• Mounting type: DIN-35 rail
• Operating temperature: −40 °C to +70 °C (XTR version)
• Ingress protection: IP20

Reliable Pulse Measurement for Industrial Automation

Pulse counters are widely used in industrial automation to monitor signals from sensors such as proximity switches, flow meters and process instrumentation. By counting pulse signals and transmitting the results to the PLC, automation systems can track events, measure frequencies and monitor production processes in real time.

The WAGO 750-633/040-000 integrates this functionality directly into modular distributed I/O architectures. The module processes NAMUR-level pulse signals and transfers the measured values to the controller for analysis, enabling flexible measurement and control strategies within industrial automation systems. :contentReference

Typical Applications

• Pulse counting from NAMUR sensors.
• Flow and process measurement systems.
• Industrial event counting and monitoring.
• Automation systems in hazardous environments.
• Process plants, energy infrastructure and transportation systems.

Trusted by Process Automation Engineers

WAGO counter modules are widely used in industrial automation systems to capture pulse signals from sensors and deliver accurate measurement data to PLC-based control systems.