Yokogawa AAP135 Pulse Input Module S2 | Flow & Speed Control

Description

Product Overview – Yokogawa AAP135-S00 S2 Pulse Input Module

• Yokogawa AAP135-S00 S2 converts pulse signals into stable analog outputs.
• Designed for industrial automation and process monitoring systems.
• Supports flow measurement, rotation speed detection, and event counting.
• Provides reliable signal conversion with high measurement precision.
• Compact design simplifies cabinet integration.
• Works smoothly with Yokogawa Centum VP control systems.

Key Functional Advantages

• High accuracy up to ±0.1% ensures stable process control.
• Wide frequency acceptance improves application flexibility.
• Multiple pulse input formats reduce hardware requirements.
• Software configuration enables fast parameter adjustment.
• Strong anti-interference design improves signal stability.

Technical Specifications

• Brand: Yokogawa
• Model: AAP135-S00 S2
• Module Type: Pulse Input Signal Converter
• Measurement Range: 0.01 Hz to 10 kHz
• Frequency Response: Wide-band pulse detection
• Sensitivity: Optimized for low-frequency pulse signals
• Linearity: High linear conversion accuracy
• Resolution: Fine signal processing capability
• Accuracy: ±0.1%
• Output Signal: 4–20 mA DC
• Power Supply: 24 V DC
• Power Consumption: Approx. 2 W
• Operating Temperature: −20°C to +60°C
• Storage Temperature: −40°C to +80°C
• Environmental Protection: IP67 enclosure protection
• Noise Immunity: Industrial electromagnetic resistance design

Suffix Code Structure

• AAP135
  • Pulse input conversion module series
• S00
  • Standard configuration
  • No explosion protection
• S2
  • Second hardware revision
  • Improved reliability and compatibility

Installation Guidelines

• Install inside a dry industrial control cabinet.
• Ensure stable 24 V DC power before wiring.
• Use shielded cables for pulse input signals.
• Keep signal wiring separated from high-voltage lines.
• Follow system grounding best practices.

Commissioning & Maintenance Convenience

• Software configuration reduces manual calibration time.
• Status monitoring simplifies troubleshooting.
• Low power design reduces thermal stress.
• Minimal maintenance required during operation.

Compatibility Information

• Integrates with Yokogawa distributed control platforms.
• Supports industrial transmitters and pulse sensors.
• Compatible with turbine flowmeters and speed sensors.
• Suitable for modernization and retrofit projects.

Diagnostics Capability

• Continuous signal monitoring detects abnormal pulses.
• Helps identify sensor wiring problems quickly.
• Stable output prevents control loop disturbances.

Typical Application Scenarios

• Flow measurement systems
• Rotating machinery speed monitoring
• Production line counting systems
• Energy metering applications
• Process automation signal conversion

Environmental & Compliance Design

• Designed for demanding industrial environments.
• Meets common industrial EMC performance expectations.
• High durability against vibration and electrical noise.

Packing List

• 1 × AAP135-S00 S2 module
• Installation documentation
• Protective industrial packaging

Warranty & Shipping

• 12-month warranty from delivery date.
• Global shipping via FedEx, UPS, and DHL.
• Professional export packaging ensures safe transport.

FAQ – Experience & Selection Guide

• What signals can this module process?
• It accepts single, dual, and quadruple pulse inputs.
• Can it work with flowmeters?
• Yes. It converts pulse outputs from flowmeters into analog signals.
• Is configuration complicated?
• No. Software setup allows fast parameter adjustment.
• How to choose between module revisions?
• Select S2 for newer systems requiring improved compatibility.
• What improves measurement stability?
• Use shielded cables and proper grounding.
• Is this module suitable for upgrades?
• Yes. It fits modernization projects replacing older converters.
• How do I select the correct pulse range?
• Match sensor frequency output with module operating range.

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