Brand:Bently Nevada PLC Item No.:990-05-70-02-05 Product Origin:USA Product Dimensions:108 × 7.2 × 7.2 mm Product Weight:0.30 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Bently Nevada 990-05-70-02-05 Vibration Transmitter is a compact machinery monitoring device designed to provide reliable vibration measurement for industrial rotating equipment. It combines vibration signal processing and transmitter functions into a single unit, delivering a convenient 4–20 mA output for integration with plant control systems.
Designed for applications where simplified condition monitoring is required, the 990 series transmitter provides an effective solution for OEM machinery packages and industrial equipment operators. Its compatibility with Bently Nevada 3300 NSv proximity probes makes it suitable for monitoring applications that require dependable vibration information and efficient system integration.
Technical Specifications
Parameter
Specification
Product Type
Vibration Transmitter
Model Number
Bently Nevada 990-05-70-02-05
Manufacturer
Bently Nevada
Series
990 Vibration Transmitter
Measurement Function
Vibration Monitoring
Input Sensor
3300 NSv Proximity Probe
Output Signal
4–20 mA Current Output
Configuration Type
Two-Wire Loop Powered Transmitter
Full Scale Range
0–5 mils pp (0–125 μm pp)
System Length
7.0 m (23 ft)
Mounting Option
Bulkhead Screw Mounting
Power Supply
+12 to +35 VDC
Operating Temperature
-35°C to +85°C
Dimensions
Approx. 100 × 75 × 25 mm
Weight
Approx. 0.35 kg
Recommended Companion Models
Model
Product Name
Bently Nevada 3300 NSv Proximity Probe
3300 NSv Vibration Monitoring Probe
Bently Nevada 3300 NSv Extension Cable
3300 NSv Probe Extension Cable
Bently Nevada 3500/42M
Proximity and Seismic Monitor Module
Bently Nevada 3500/05
3500 Monitoring System Rack
Frequently Selected Alternatives
Model
Product Name
Bently Nevada 990-05-70-02-00
990 Vibration Transmitter
Bently Nevada 990-05-50-02-05
990 Vibration Transmitter
Bently Nevada 990-05-70-01-05
990 Vibration Transmitter
Bently Nevada 330500-00-02-10-02-00
Velomitor Piezo-Velocity Sensor
Where It Excels in Industrial Use
• Designed for machinery condition monitoring applications requiring reliable vibration measurement and a standard 4–20 mA output signal for control systems.
• Suitable for centrifugal compressors, small pumps, motors, fans, and other rotating equipment where continuous vibration monitoring is required.
• Provides an efficient monitoring solution for OEM equipment builders and industrial operators seeking simplified machinery protection integration.
Key Strengths at a Glance
• Integrates vibration signal conditioning and transmitter functionality into a compact two-wire monitoring device.
• Supports direct connection with Bently Nevada 3300 NSv proximity probes for dependable vibration measurement performance.
• Provides a proportional 4–20 mA output for easy integration with industrial control and monitoring systems.
Technical FAQs
Q1: What is the primary function of the Bently Nevada 990-05-70-02-05?
The Bently Nevada 990-05-70-02-05 is a 990 Vibration Transmitter designed to convert vibration signals from a compatible proximity probe into a proportional 4–20 mA output for machinery monitoring systems.
Q2: Which type of vibration sensor is compatible with this transmitter?
The transmitter is designed to accept input from a Bently Nevada 3300 NSv proximity probe and matching extension cable assembly.
Q3: What output signal does this vibration transmitter provide?
The device provides a standard 4–20 mA current output proportional to measured vibration amplitude for connection to control or monitoring systems.
Q4: What type of machinery is commonly monitored with this transmitter?
Typical applications include centrifugal air compressors, pumps, motors, fans, and other rotating machinery requiring basic vibration monitoring.
Q5: How does the integrated transmitter design improve system installation?
The integrated design eliminates the need for a separate external Proximitor sensor, simplifying installation and reducing system complexity.
Q6: What power supply is required for the Bently Nevada 990-05-70-02-05?
The transmitter requires a 12 to 35 VDC power input at the transmitter terminals for normal operation.
Q7: What does the 05 option code represent in this model number?
The 05 option indicates a full-scale measurement range of 0–5 mils peak-to-peak, equivalent to approximately 0–125 μm peak-to-peak.
Q8: What does the 70 option indicate in the model configuration?
The 70 option identifies a 7.0 meter system length configuration for the connected probe and extension cable arrangement.
Q9: How does this transmitter support predictive maintenance programs?
It provides continuous vibration data that allows operators to monitor equipment condition and identify potential mechanical issues before unexpected failures occur.
Q10: What installation considerations are important for this transmitter?
Engineers should verify probe compatibility, loop wiring, power requirements, mounting configuration, and monitoring system input specifications before installation.
