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 is a loop-powered vibration transmitter designed for reliable monitoring of industrial rotating equipment. It converts mechanical vibration into a standardized electrical signal, enabling direct integration with automation and protection systems.
Its integrated design eliminates the need for external signal conditioning modules, reducing system complexity while maintaining high measurement stability. It is widely adopted in OEM machinery and industrial asset monitoring applications where long-term reliability is critical.
Technical Specifications
Parameter
Specification
Product Model
990-04-70-01-00
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
35 mm DIN rail / bulkhead mounting
Housing Material
Industrial-grade metal enclosure
System Length Option
7.0 m (23.0 ft)
Dimensions
100.1 × 73.9 × 53.3 mm
Weight
0.54 kg (1.19 lb)
Applications
The Bently Nevada 990-04-70-01-00 Vibration Transmitter is designed for continuous monitoring of rotating machinery in industrial environments where stable vibration signal acquisition is essential for equipment protection and predictive maintenance strategies.
It is commonly used in:
Centrifugal and reciprocating compressors
Industrial process pumps and booster systems
HVAC fans and ventilation units
Electric motors and drive assemblies
Turbine auxiliary systems
Refinery and petrochemical rotating equipment
Marine propulsion and onboard machinery systems
The model is particularly suitable for OEM integration where compact design and reliable long-term vibration tracking are required.
Advantages
Integrated vibration sensing and signal conditioning in one compact unit
Direct 4–20 mA output for seamless PLC/DCS system integration
Reduced installation complexity and wiring cost
Stable long-term signal transmission for continuous monitoring
Strong resistance to electromagnetic interference in industrial environments
OEM-friendly compact structure for tight installation spaces
Supports predictive maintenance and condition-based monitoring strategies
High reliability in harsh industrial operating conditions
Technical FAQs
Q1: What type of output does this transmitter provide?
It provides a 4–20 mA analog signal proportional to vibration amplitude.
Q2: Is external signal conditioning required?
No, signal conditioning is fully integrated inside the device.
Q3: What equipment is it typically installed on?
It is used on pumps, compressors, motors, fans, and other rotating machinery.
Q4: Can it be used for continuous monitoring?
Yes, it is designed for continuous vibration trend monitoring applications.
Q5: Does it support PLC integration?
Yes, it directly connects to standard industrial PLC and DCS analog input systems.
Q6: Does it provide waveform-level diagnostics?
No, it provides overall vibration level monitoring, not detailed waveform analysis.
Q7: Is it suitable for harsh environments?
Yes, it is engineered for industrial environments with vibration, humidity, and temperature variation.
Q8: What installation type does it support?
It supports compact OEM installation with DIN rail or machine mounting options.
Q9: Is it used in predictive maintenance systems?
Yes, it is widely used in condition-based monitoring and predictive maintenance setups.
Q10: Does it require frequent calibration?
No frequent calibration is required under normal operating conditions.
