Brand:Bently Nevada PLC Item No.:990-04-70-01-00 Product Origin:USA Product Dimensions:100.1 x 73.9 x 53.3 mm Product Weight:0.43 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 990-04-70-01-00 122115-01 is a loop-powered vibration transmitter engineered for reliable condition monitoring of industrial rotating machinery. It converts mechanical vibration signals into a standardized 4–20 mA output for direct integration into automation and protection systems.
Its compact and integrated design eliminates the need for external signal conditioning modules, reducing system complexity while maintaining high measurement stability. It is widely used in OEM machinery and industrial asset monitoring applications where long-term reliability and operational safety are essential.
Technical Specifications
Parameter
Specification
Product Model
990-04-70-01-00 122115-01
Product Type
Vibration Transmitter
Output Signal
4–20 mA proportional vibration signal
Power Supply
2-wire loop powered
Measurement Range
0–4 mils pp (0–100 μm pp)
Input Voltage
12–35 VDC
Operating Temperature
-35°C to +85°C
Mounting Type
DIN rail / bulkhead mounting
Housing Material
Industrial-grade metal enclosure
Dimensions
100.1 × 73.9 × 53.3 mm
Weight
0.43 kg (0.95 lb)
Applications
The Bently Nevada 990-04-70-01-00 122115-01 Vibration Transmitter is designed for continuous vibration monitoring of rotating machinery in industrial automation systems where reliability and long-term signal stability are critical.
It is widely applied in:
Centrifugal and reciprocating compressors
Industrial process pumps and pumping systems
HVAC fans and air handling units
Electric motors and drive trains
Turbine auxiliary systems
Petrochemical and refinery rotating equipment
Marine and offshore machinery systems
It is especially suitable for OEM equipment integration requiring compact installation and stable 4–20 mA vibration output.
Advantages
Integrated vibration sensing and signal transmission module
Direct 4–20 mA output for PLC/DCS compatibility
Simplified installation with reduced wiring complexity
Stable long-term signal performance for continuous monitoring
Strong EMI resistance for industrial environments
OEM-optimized compact mechanical design
Supports predictive maintenance and condition-based monitoring
High reliability under harsh operating conditions
Technical FAQs
Q1: What is the output signal type?
It provides a 4–20 mA analog output proportional to vibration level.
Q2: Is external signal conditioning required?
No, signal conditioning is fully integrated into the unit.
Q3: What type of machinery is it used for?
It is used on pumps, compressors, motors, fans, and similar rotating equipment.
Q4: Can it support continuous monitoring applications?
Yes, it is designed for continuous vibration trending.
Q5: Is it compatible with PLC systems?
Yes, it integrates directly with standard PLC/DCS analog input modules.
Q6: Does it support waveform diagnostics?
No, it focuses on overall vibration amplitude monitoring.
Q7: Is it suitable for harsh industrial environments?
Yes, it is designed for high vibration, humidity, and temperature variation environments.
Q8: What is the mounting type?
It supports DIN rail or machine-mounted installation depending on configuration.
Q9: Is it suitable for predictive maintenance systems?
Yes, it is widely used in condition-based maintenance programs.
Q10: Does it require frequent calibration?
No frequent calibration is required under normal industrial operation.
