Wago 750-633 Exi 4-channel DI Module PROFIsafe V2 iPar 24 VDC, with diag

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

The WAGO 750-633 is an intrinsically safe up/down counter module designed for the WAGO I/O System 750 and 753. It records binary pulse signals from sensors or measuring devices and transmits the counter value directly to the connected PLC or fieldbus controller for processing within industrial automation systems.

The module detects pulse signals with NAMUR-compliant input levels and supports multiple operating modes including up counter, up/down counter, frequency counter and peak-time counter. These capabilities allow engineers to measure pulses, count events or monitor signal frequencies in process control and automation applications. :contentReference

A configurable digital output allows alarm or threshold functions to be implemented. The output can be triggered when a defined counter value is exceeded, enabling automated responses such as switching relays or signalling control systems. :contentReference

Key Advantages

• Intrinsically safe counter interface suitable for hazardous environments.
• Supports NAMUR pulse signals from industrial sensors.
• Multiple operating modes including up counter, up/down counter and frequency measurement.
• Integrated digital output for threshold or alarm functions.
• Reliable pulse counting with real-time transmission to the PLC.
• Compatible with WAGO I/O System 750 and 753 automation platforms.

Key Features

• Pulse and event counter module for industrial automation.
• 1 intrinsically safe digital input for pulse signals.
• 1 digital output for signalling or switching.
• Selectable operating modes including frequency and peak-time measurement.
• Threshold value monitoring with programmable limit output.
• Electrical isolation between field and system levels.
• CAGE CLAMP spring terminals for secure wiring.

Technical Specifications

• Manufacturer: WAGO
• Series: WAGO I/O System 750
• Model: 750-633
• Module type: Up/Down counter module
• Digital inputs: 1 intrinsically safe NAMUR input
• Digital outputs: 1 digital output (short-circuit protected)
• Supply voltage: 5 V DC from system bus
• Field supply: 24 V DC
• Operating modes: Up counter, Up/Down counter, Frequency counter, Peak-time counter
• Connection technology: CAGE CLAMP spring terminals
• Mounting type: DIN-35 rail
• Operating temperature: 0 °C to +55 °C
• Ingress protection: IP20

Reliable Pulse Counting for Industrial Automation

Pulse counters are widely used in automation systems to monitor signals from sensors such as flow meters, proximity sensors and incremental encoders. These devices convert pulse signals into count values that can be analysed by the PLC for process monitoring and machine control.

The WAGO 750-633 captures pulse signals with NAMUR-compatible inputs and transfers the measured values to the control system. Engineers can configure counting direction, enable inputs and threshold values to create flexible measurement and monitoring solutions within distributed automation architectures. :contentReference

Typical Applications

• Pulse counting from NAMUR sensors.
• Flow and process measurement systems.
• Industrial event counting and monitoring.
• Automation systems in hazardous environments.
• Manufacturing and process control equipment.

Trusted by Process Automation Engineers

WAGO counter modules are widely used in industrial automation systems to record pulse signals from sensors and transmit accurate measurement data to PLC controllers.