Yokogawa AAP135-S50/13S00 Pulse Input Module

The Yokogawa AAP135-S50/13S00 Pulse Input Module is a high-performance module designed to acquire and process pulse signals in Yokogawa Distributed Control Systems (DCS). It is optimized for high-speed counting, frequency measurement, and totalization, making it ideal for applications requiring precise monitoring of digital pulse signals.

This module supports multiple pulse input channels, providing reliable and accurate pulse acquisition from field devices such as flow meters, frequency generators, and other pulse-producing equipment. Its advanced design ensures excellent signal integrity, fast response, and minimal noise susceptibility, even in electrically harsh industrial environments.

The AAP135-S50/13S00 integrates seamlessly into standard Yokogawa racks with a modular plug-in design, allowing easy installation, replacement, and maintenance. LED indicators provide real-time feedback on module status and fault conditions, simplifying troubleshooting and operational oversight.

Product Specifications

Applications

• Flow Measurement: Interfaces with pulse-based flow meters for volume and mass flow calculations.

• High-Speed Frequency Monitoring: Measures digital signals from high-speed generators and sensors.

• Rate and Totalization Functions: Calculates instantaneous rates and totalized counts in real-time.

• Industrial Automation: Enables pulse-based process control and monitoring in automated systems.

• Process Monitoring: Integrates into Yokogawa DCS for logging and monitoring pulse signals.

• Redundant Configurations: Supports fail-safe operation for critical industrial applications.

Advantages

• High-Speed Operation: Supports pulse frequencies up to 20 kHz for rapid signal acquisition.

• Flexible Counting Modes: Up-count, down-count, and totalizing modes allow versatile application.

• Robust Isolation: 1500 Vrms isolation minimizes interference and ensures signal integrity.

• Diagnostic Indicators: LEDs provide immediate feedback on power, operation, and faults.

• Modular Design: Facilitates easy integration, replacement, and maintenance within Yokogawa racks.

• Industrial Reliability: Operates under wide temperature and humidity ranges.

• Accurate Pulse Acquisition: Fast response time (<1.5 ms) ensures precise counting and frequency measurement.

FAQ

1. What types of pulse signals does the AAP135-S50/13S00 accept?

   It accepts digital voltage pulses and contact closure inputs from field devices.

2. What is the maximum pulse frequency the module can process?

   The module supports pulse frequencies up to 20 kHz.

3. What is the minimum pulse width that can be measured?

   The minimum pulse width is 50 microseconds.

4. How many pulse input channels does the module provide?

   There are 16 independent pulse input channels.

5. Can the module perform totalization and rate calculations?

   Yes, it supports up-count, down-count, and totalizing functions for each channel.

6. How is channel isolation implemented?

   Each input channel is galvanically isolated up to 1500 Vrms from other channels and the backplane.

7. How does the module indicate operational status or faults?

   LED indicators show module power, operational status, and error conditions.

8. Is the module hot-swappable?

   No, it must be powered down before insertion or removal to prevent signal disturbances.

9. Can the module outputs be integrated with PLCs or other control systems?

   Yes, processed pulse data can be interfaced with PLCs and DCS systems.

10. Does the module support high-speed real-time pulse acquisition?

    Yes, with a typical response time of less than 1.5 milliseconds, it is suitable for high-speed real-time monitoring.