3500/45-05-00 Bently Nevada 3500/45 Position Monitor

Bently Nevada 3500/45 Position Monitor Overview

• Brand & Model: This monitor is the Bently Nevada 3500/45 Position Monitor, with part number 3500/45-05-00.
• I/O Type: The 05 option denotes an AC LVDT Position I/O Module with internal terminations.
• Agency Approval: Option 00 indicates no hazardous area approval on this model.
• Input Channels: This module handles signals from 1 to 4 position transducer inputs.
• Power Consumption: AC LVDT I/O typically consumes 8.5 watts during normal operation.

Input Specifications and Sensitivity

• Input Impedance: AC LVDT inputs provide 137 kΩ, while Proximitor inputs offer 10 kΩ.
• Thrust Sensitivity: The 3500/45-05-00 offers 3.94 mV/μm or 7.87 mV/μm options.
• Differential Expansion: Choose 0.394 mV/μm (10 mV/mil) or 0.787 mV/μm (20 mV/mil).
• Ramp Differential Expansion: Options include 0.394 V/mm, 0.787 V/mm, 3.937 V/mm, or 7.874 V/mm.
• CIDE Sensitivity: Complementary Input Differential Expansion ranges from 0.394 to 3.937 V/mm.
• DC LVDT Case Expansion: Six sensitivity options from 0.05 V/mm to 0.22 V/mm are available.
• AC LVDT Case Expansion: Choose 28.74, 15.35, or 9.45 mV/V/mm for flexible configuration.
• AC LVDT Valve Position: Eight sensitivity options range from 28.74 down to 3.15 mV/V/mm.
• Rotary Potentiometer: This input provides 41 mV per degree of rotation.
• RPT Valve Position: Options include 140, 70, or 50 mV per degree of rotation.

Output Features and Indicators

• OK LED: This green LED confirms the 3500/45 monitor is operating correctly.
• TX/RX LED: This LED shows active communication with other modules in the 3500 rack.
• Bypass LED: This indicator lights when the monitor is in Bypass Mode.
• Transducer Power: Proximitor inputs receive -24 Vdc, while DC LVDT gets +15 Vdc.
• AC LVDT Excitation: The monitor supplies a 2.3 Vrms 3400 Hz sine wave for AC LVDT transducers.
• Rotary Potentiometer Power: This input type receives -12.38 Vdc from the monitor.
• Recorder Outputs: It provides +4 to +20 mA signals proportional to full-scale values per channel.
• Voltage Compliance: The current output ranges from 0 to +12 Vdc across a 0 to 600 Ω load.
• Resolution: The recorder output offers 0.3662 µA per bit with ±0.25% accuracy at room temperature.
• Update Rate: The output updates approximately every 100 ms or less.

Measurement Accuracy and Frequency Response

• Thrust Accuracy: The 3500/45-05-00 achieves within ±0.33% of full-scale typical.
• Differential Expansion Accuracy: This is within ±0.33% of full-scale typical, ±1% maximum.
• CIDE Accuracy: Complementary Input Differential Expansion is within ±0.33% of full-scale typical.
• Case Expansion Accuracy: This measurement stays within ±0.33% of full-scale typical.
• Valve Position Accuracy: It maintains within ±0.33% of full-scale typical, ±1% maximum.
• Direct Filter: The -3 dB point is at 1.2 Hz for all position measurement types.
• Gap Filter: The -3 dB point is at 0.41 Hz for DC gap measurements.

Environmental and Physical Specifications

• Operating Temperature: The 3500/45-05-00 operates from -30°C to +65°C (-22°F to +150°F).
• Storage Temperature: You can store this module between -40°C and +85°C safely.
• Humidity: It supports up to 95% humidity, non-condensing, for harsh environments.
• Dimensions: The monitor measures 241.3 mm x 24.4 mm x 241.8 mm (9.50 in x 0.96 in x 9.52 in).
• Weight: The unit weighs 0.91 kg (2.0 lb.) for straightforward handling and installation.

Firmware and Software Requirements

• RIM Firmware: The 3500/20 RIM requires firmware revision G or later.
• Configuration Software: You need 3500 Configuration Software version 2.41 or greater.
• Data Acquisition: 3500 Data Acquisition software version 2.20 or later is required.
• Operator Display: 3500 Operator Display version 1.20 or later works with this monitor.
• Display Interface: The 3500/93 Display Interface Module must be 135799-01 with firmware rev. G.
• RPT Valve Position: For RPT transducers, you must use Configuration Software 3.00 or greater.

Frequently Asked Questions (FAQ)

• Q: What transducer types does the 3500/45-05-00 support?
  A: The 3500/45-05-00 supports AC LVDT, DC LVDT, Proximitor, RPT, and Rotary Potentiometer transducers.
• Q: How many channels does this position monitor provide?
  A: It accepts signals from 1 to 4 transducers, depending on your configuration.
• Q: What is the accuracy of the position measurements?
  A: Typical accuracy is within ±0.33% of full-scale, with ±1% maximum for most parameters.
• Q: What is the operating temperature range?
  A: The 3500/45-05-00 operates from -30°C to +65°C (-22°F to +150°F).
• Q: Is this item new and original?
  A: Yes, we offer this 3500/45-05-00 as a brand new, original module in factory packaging.
• Q: Does this monitor support hot-swapping?
  A: No, you must power down the 3500 rack before installing or removing the 3500/45 monitor.
• Q: Do you have this item in stock?
  A: Yes, we maintain inventory of the 3500/45-05-00 and can ship it within 5 days.

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