The ABB PPD117A3011 is a proximity probe designed for use in vibration monitoring and condition monitoring systems, particularly in industries like power generation, oil and gas, mining, and industrial machinery. This device measures the relative position of a shaft or rotor to detect misalignment, vibration, and other mechanical issues in rotating equipment such as motors, turbines, and compressors.

Below is a detailed overview of the ABB PPD117A3011, including its specifications, features, and typical applications:

ABB PPD117A3011 – Key Specifications and Features

1. Product Type

• Model: PPD117A3011
• Product Type: Proximity Probe (Vibration and Shaft Position Monitoring)
• Measurement Type: Vibration Monitoring, Shaft Position Monitoring
• Application: Designed for industrial machinery monitoring and condition-based maintenance in critical rotating equipment like motors, turbines, and compressors.
• Category: Condition Monitoring, Vibration Sensors, Proximity Probes.

2. Key Features

• High-Precision Measurement:
  • The PPD117A3011 utilizes eddy current technology to measure the gap distance between the sensor and the rotating shaft. This provides high precision in detecting vibration, misalignment, and position changes of machinery components.
• Wide Measurement Range:
  • The sensor is capable of measuring small and large displacements in the range of ±0.25 mm to ±1.00 mm, making it suitable for both high-precision applications and environments where larger displacements occur.
• Durable and Reliable:
  • Built for harsh industrial environments, the PPD117A3011 features a robust construction that is resistant to temperature extremes, vibration, dust, and moisture. It is designed to ensure reliable performance even in challenging conditions.
• High Sensitivity:
  • The proximity probe offers high sensitivity and accuracy, making it ideal for detecting early signs of bearing wear, misalignment, and other mechanical failures that could lead to unplanned downtime or equipment failure.
• Interference Resistance:
  • Designed to minimize the impact of electromagnetic interference (EMI), the PPD117A3011 ensures stable and accurate measurements, even in environments with high electrical noise.
• Versatility in Mounting:
  • The probe can be easily integrated into a wide range of machinery types using various mounting options. It can be mounted on bearing housings, casings, and other machine parts.
• Temperature Compensation:
  • It features temperature compensation to ensure stable operation and accuracy across a broad range of operating temperatures. This is essential in industries where temperatures fluctuate frequently, such as power plants and refineries.
• Industry Standard Output:
  • The sensor provides an output that is compatible with vibration monitoring systems, PLC, and condition monitoring systems, typically using 4-20 mA, 0-10V or digital outputs depending on the configuration.
• Long Lifespan:
  • The PPD117A3011 is built for long-term performance, even in continuous monitoring applications, making it a reliable choice for predictive maintenance strategies and condition-based monitoring.

3. Technical Specifications

4. Communication and Integration

• Signal Output Options:
  • The PPD117A3011 typically provides an output signal that can be integrated with various vibration monitoring systems, SCADA systems, or PLC controllers. The most common outputs are 4-20 mA, 0-10V, or digital communication protocols like Modbus or RS485 depending on the system configuration.

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