🔧 BENTLY NEVADA PWA 79532-01 F – 3-Wire RTD Input Terminal
The Bently Nevada PWA 79532-01 F is a precision 3-wire RTD (Resistance Temperature Detector) input terminal designed for industrial machinery monitoring systems. This module provides accurate temperature measurement, signal conditioning, and reliable interface capabilities for integration with Bently Nevada 3500 and 3300 Series monitoring racks. Its robust design ensures stable performance in demanding industrial environments, making it suitable for continuous operation in turbines, compressors, motors, and other rotating equipment where temperature monitoring is critical for machine protection.
The PWA 79532-01 F is engineered to minimize measurement errors caused by lead resistance and environmental electrical noise. The 3-wire configuration enhances accuracy over long sensor cables and ensures repeatable and dependable temperature readings. The module also features built-in diagnostics and status indicators, allowing maintenance personnel to quickly verify operational health and detect faults before they impact system performance.
📘 Key Product Features
🌡️ High-Accuracy Temperature Measurement
Supports standard RTD sensors (Pt100, Pt1000) with 3-wire configuration, providing precise temperature readings with minimal error due to lead resistance.
🔌 Robust I/O Interface
The terminal provides multiple input channels with conditioned outputs for seamless integration with monitoring racks and data acquisition systems.
🛡️ Industrial-Grade Reliability
Designed to withstand vibration, temperature extremes, and electromagnetic interference commonly found in industrial environments.
🧩 Modular Design
Compact, rack-mounted module allows easy installation and hot-swappable replacement without disrupting overall system operations.
📡 Diagnostic Monitoring
Onboard LED indicators provide visual feedback on operational status, sensor connection integrity, and fault conditions, simplifying preventive maintenance.
⚙️ Signal Conditioning
Provides precise excitation voltage, linearization, and filtering to ensure high-quality RTD signal transmission to the monitoring system.
📑 Datasheet – Technical Parameters
| Parameter | Description |
|---|---|
| Model | Bently Nevada PWA 79532-01 F |
| Function | 3-Wire RTD Input Terminal |
| Input Type | 3-wire RTD (Pt100, Pt1000) |
| Input Range | -200°C to +850°C depending on sensor |
| Excitation Current | 1 mA (typical, temperature-stable) |
| Output | Conditioned analog output compatible with monitoring racks |
| Accuracy | ±0.1% of full scale (typical) |
| Signal Filtering | Built-in low-pass filter for noise suppression |
| Operating Voltage | Rack-supplied 24 V DC |
| Operating Temperature | -20°C to +65°C |
| Mounting Type | 3500/3300 Series rack module |
| Dimensions | Standard modular size |
| Diagnostics | LEDs for channel status, fault detection |
| Protection Features | Overvoltage, short-circuit, and sensor disconnection detection |
| Applications | Temperature monitoring for rotating machinery, turbines, compressors, motors |
🛠️ Application Areas
- Steam and gas turbines
- Electric generators and motors
- Industrial compressors and pumps
- Refinery and petrochemical machinery
- Gearboxes and high-speed industrial fans
- Critical HVAC and industrial process equipment
By providing reliable RTD input, the module enables precise temperature tracking, early fault detection, and proactive maintenance planning, ensuring the safety and longevity of critical industrial assets.
🏗️ Installation & Maintenance Highlights
- Connect RTD sensors following the 3-wire configuration to minimize lead resistance errors
- Insert module securely into the designated rack slot and ensure proper electrical connections
- Observe LED indicators to verify operational health and fault conditions
- Periodically check sensor calibration and module output to maintain measurement accuracy
- Replace module using hot-swap procedure if necessary to avoid system downtime
🔗 Additional Useful Links
- Industrial Automation Modules: https://www.stardcsplc.com/
- Bently Nevada System Components: https://www.stardcsplc.com/
📊 Recommended Similar Product Models
| Model | Description | Category | Link |
|---|---|---|---|
| PWA 79531-01 | 2-Wire RTD Input Terminal | Temperature Module | https://www.stardcsplc.com/ |
| 3300/71 | Temperature Signal Conditioning Module | Monitoring Module | https://www.stardcsplc.com/ |
| 3500/94 | Data Acquisition Interface | Condition Monitoring | https://www.stardcsplc.com/ |
| 3300/92 | Communication Gateway Module | Data Interface | https://www.stardcsplc.com/ |
| 3300/42M | Vibration Monitoring Module | Machinery Protection | https://www.stardcsplc.com/ |
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