🔧 BENTLY NEVADA PWA 87880-01 L PCB CIRCUIT BOARD — TECHNICAL INTRODUCTION
The Bently Nevada PWA 87880-01 L PCB Circuit Board is a precision-engineered electronic module designed for industrial condition monitoring systems. It serves as a critical interface within Bently Nevada 3500 and 3300 series monitoring racks, providing reliable signal processing, amplification, and routing for various transducer inputs. Built for high-vibration and high-temperature environments, this PCB ensures accurate and stable performance in machinery protection, predictive maintenance, and process monitoring applications.
⚙️ Product Overview
The 87880-01 L PCB features advanced circuit design optimized for low-noise operation, high signal integrity, and long-term reliability. It is commonly deployed in vibration, proximity, and temperature monitoring systems, providing signal conditioning, amplification, and fault isolation. The board’s layout enhances thermal management, reduces electromagnetic interference (EMI), and maintains consistent performance under harsh industrial conditions.
Mechanically robust and electrically resilient, this PCB supports both single-ended and differential input channels. Gold-plated connectors provide superior conductivity and corrosion resistance, while onboard diagnostic indicators allow for quick identification of operational status or fault conditions.
📑 Datasheet — Technical Parameters
| Parameter | Description |
|---|---|
| Model | Bently Nevada PWA 87880-01 L |
| Category | PCB Circuit Board for Condition Monitoring |
| Compatibility | 3500/3300 Series Monitoring Racks |
| Function | Signal conditioning, amplification, and routing |
| Input Type | Transducer signals: proximity probes, accelerometers, thermocouples, RTDs |
| Channels | 8–16 configurable input channels |
| Signal Range | ±10 V nominal analog signal input |
| Frequency Response | 0–10 kHz (typical) |
| Accuracy | ±0.1% full-scale input |
| Isolation | ≥1500 V RMS between channels and chassis |
| Connector Type | Gold-plated, vibration-resistant pins |
| LED Indicators | Fault detection, channel status, power status |
| Power Supply | 24 VDC ±10% |
| Operating Temperature | –40°C to +85°C |
| Humidity Tolerance | Up to 95% non-condensing |
| EMC/EMI Compliance | Meets industrial standard for EMI/RFI immunity |
| Mounting | Plug-in installation into 3500/3300 series rack chassis |
| Weight | Approximately 120 g |
| Maintenance | Periodic visual inspection recommended; replace upon repeated fault detection |
🛠️ Functional Characteristics
Reliable Signal Processing
The PWA 87880-01 L PCB converts raw transducer signals into clean, amplified outputs for monitoring racks. Signal conditioning circuitry filters noise and prevents distortion, ensuring high-fidelity measurement data.
Diagnostic Monitoring
Integrated LEDs provide instant visual feedback for board operation, channel health, and fault conditions, simplifying troubleshooting and maintenance activities.
Industrial-Grade Durability
Designed for extreme industrial conditions, the PCB withstands high vibration, temperature swings, and exposure to electrical noise. The board’s mechanical reinforcement minimizes the risk of connector or trace damage during installation or operation.
Modular Installation
The plug-in design allows for easy replacement without disturbing neighboring modules. This modularity reduces downtime during maintenance and simplifies system upgrades.
EMI and Noise Immunity
The board features shielded circuits and optimized grounding to reduce susceptibility to electromagnetic interference, ensuring reliable operation in noisy industrial environments.
🔌 Installation & Handling Notes
- De-energize the monitoring rack before installation or removal.
- Verify the correct orientation of the board and secure connectors firmly.
- Avoid mechanical stress or bending of the PCB during handling.
- Inspect connector pins for corrosion or debris; clean if necessary.
- Schedule routine inspections to ensure continued signal integrity.
🔗 Useful Links
- Industrial automation and monitoring parts: https://www.stardcsplc.com/
- Bently Nevada replacement modules: https://www.stardcsplc.com/
📦 Recommended Similar Models
| Model | Description | Category |
|---|---|---|
| Bently Nevada 87880-02 | PCB circuit board, variant for extended input channels | Condition Monitoring |
| Bently Nevada 133819-01 | I/O terminal interface board | Rack Interface Hardware |
| Bently Nevada 125789-01 | Proximitor signal interface module | Vibration/Position Monitoring |
| Bently Nevada 330255-01 | Keyphasor input module | Speed/Phase Monitoring |
| Bently Nevada 79492-01 | Temperature monitor board | Thermocouple/RTD Interface |
The PWA 87880-01 L PCB Circuit Board is a core component in industrial machinery monitoring systems, offering reliable signal conditioning, robust diagnostics, and industrial-grade durability to support critical operational safety and predictive maintenance.
