Bently Nevada 79482-01 Dual Thrust Position Monitor

Product Description

The Bently Nevada 79482-01 is a dual thrust position monitor designed to provide accurate axial shaft displacement measurements in critical rotating machinery. As part of the trusted 3300 series, this device ensures reliable machinery protection and condition monitoring. It continuously measures axial thrust and integrates seamlessly with proximity probes and transducers, enabling real-time feedback and early detection of mechanical abnormalities. Moreover, its modular design allows easy installation or replacement within existing Bently Nevada racks.

Key Features and Functional Highlights

• Dual-channel monitoring provides redundancy and higher system reliability.

• Real-time shaft protection prevents bearing or seal damage from excessive thrust movement.

• Diagnostic capability supports predictive maintenance by identifying early wear or misalignment.

• Modular integration allows quick replacement and seamless connection with 3300 series sensors.

• Compact and lightweight design simplifies installation in turbines, compressors, and large pumps.

Technical Specifications

• Model: 79482-01

• Manufacturer: Bently Nevada (GE)

• Type: Dual Thrust Position Monitor

• Transducer Power Supply: 24 VDC

• Input Signal Range: +10.0 V to -24.0 V

• Voltage Compliance: 0 to +12 VDC

• Output Resistance: 50 Ohm

• Output Impedance (Voltage Outputs): 100 Ohm

• Extension Cable Capacitance: 69.9 pF/m

• Field Wiring Range: 0.2 to 1.5 mm

• Minimum Target Size: 15.2 mm

• Frequency Response: 0 to 10 kHz

• Operating Temperature: 0°C to +65°C

• Dimensions (L × W × H): 33.0 × 20.3 × 5.7 cm

• Weight: 2.8 kg

• Condition Options: Unused or rebuilt

Typical Applications

• Steam and gas turbines requiring precise thrust monitoring

• Large industrial compressors in oil, gas, or chemical plants

• Generators and power plants for critical shaft alignment monitoring

• Heavy-duty pumps where mechanical protection is essential

Support and Reliability

Bently Nevada 79482-01 provides long-term reliability in demanding industrial environments. For instance, predictive diagnostics help maintenance teams schedule service before failures occur. In addition, the dual-channel design ensures continuous monitoring even during individual channel faults, supporting operational safety and minimizing costly downtime.

FAQ

Q1: What is the main function of the 79482-01?
A1: It measures axial shaft displacement (thrust) and protects rotating machinery.

Q2: Can it be integrated with existing 3300 series racks?
A2: Yes, it connects seamlessly with 3300 series sensors and racks.

Q3: What types of machinery is it used for?
A3: It is commonly used in turbines, compressors, generators, and industrial pumps.

Q4: What is the operating temperature range?
A4: It operates safely between 0°C and +65°C.

Q5: Are rebuilt units available?
A5: Yes, both unused and rebuilt condition options are offered for flexibility.