Bently Nevada 990-05-70-01-01 | Two-wire Vibration Transmitter

Overview:

The Bently Nevada 990-05-70-01-01 Vibration Transmitter is engineered for high-performance vibration monitoring, offering exceptional accuracy across a wide frequency range. Built to endure harsh environments, it features a polyphenylene sulfide (PPS) probe tip and a robust coaxial cable for reliable signal transmission.

Technical Specifications:

• Brand: Bently Nevada
• Model: 990-05-70-01-01
• Product Type: 990 Vibration Transmitter
• Frequency Response: 5 Hz to 6,000 Hz ±0.3 dB
• Minimum Target Size: 9.5 mm (0.375 in) diameter
• Leadwire Length: 3 meters (10 feet) maximum for proximitor sensor output (BNC connector)
• Probe Tip Material: Polyphenylene sulfide (PPS) for high durability and resistance to harsh environments
• Probe Cable: 75Ω coaxial, FEP insulated for reliable signal transmission
• Tensile Strength: 222 N (50 lbf) probe case to probe lead, maximum
• Transmitter Weight: 0.43 kg (0.9 lbm)
• Total System Weight: 0.82 kg (1.8 lbm) typical

Application:

The Bently Nevada 990-05-70-01-01 Vibration Transmitter is primarily used in machinery condition monitoring systems. It’s ideal for continuous vibration monitoring in non-hazardous Zone 2 or Division 2 hazardous area locations. It is widely applied in industries such as:

• Power generation
• Oil and gas
• Mining and manufacturing
• Pumps, motors, and turbine monitoring

FAQ:

1. What is the frequency range of the Bently Nevada 990-05-70-01-01?
   • The frequency response of this vibration transmitter ranges from 5 Hz to 6,000 Hz, ensuring accurate measurement of a wide range of vibrations.
2. What is the operating temperature range for this device?
   • The operating temperature range is from -35°C to +85°C (-31°F to +185°F), making it suitable for a variety of industrial environments.
3. How long is the cable for the vibration sensor?
   • The sensor comes with a maximum cable length of 7 meters (23 feet).
4. What agency approvals does this transmitter have?
   • It is CSA Division 2 certified, meaning it is safe for use in hazardous environments.
5. What is the material of the probe case?
   • The probe case is made of durable AISI 303 or 304 stainless steel (SST) for maximum protection.

For more detailed information:990 Vibration Transmitter Datasheet