991-01-XX-01-00 Bently Nevada | 991 Thrust Transmitter

Overview:

The Bently Nevada 991-01-XX-01-00 Proximitor Sensor is engineered for precision measurement of displacement, providing reliable outputs for various test equipment types. Its compatibility with ungrounded portable test equipment and the 122115-01 Test Adapter for grounded, AC-powered devices makes it adaptable across a range of systems.

Technical Specifications:

• Manufacturer: Bently Nevada
• Model Number: 991-01-XX-01-00
• Proximitor Sensor Output: Compatible with ungrounded portable test equipment; for grounded, ac-powered test equipment, the 122115-01 Test Adapter is needed for signal isolation.
• Linear Range: 0.25 to 1.65 mm (10 to 65 mils).
• Incremental Scale Factor: 7.87 mV/μm (200 mV/mil) ± 6.5% typical, measured with a flat 30 mm (1.2 inch) target.
• Output Impedance: 10 kΩ, calibrated for a 10 MΩ load.
• Minimum Target Size: 9.5 mm (0.375 in) diameter.
• Leadwire Length: Proximitor sensor output with a BNC connector, up to 3 meters (10 feet).

System Length Options:

• 5.0 metres (16.4 feet)
• 7.0 metres (23.0 feet)

Applications:

The Bently Nevada 991-01-XX-01-00 Thrust Transmitter is ideal for use in non-hazardous environments, including zone 2 or division 2 hazardous area locations. It is typically employed in vibration monitoring systems for industrial machinery, including turbines, motors, and generators, to measure thrust and displacement.

FAQ:

Q1: What is the maximum distance for signal output?
A1: The maximum distance between the transmitter and receiving device for signal output is 13 km (8 miles).

Q2: Can the transmitter be used in hazardous areas?
A2: Yes, the device is suitable for use in non-hazardous zone 2 or division 2 hazardous area locations.

Q3: What is the output impedance of the proximitor sensor?
A3: The proximitor sensor output has a 10 kΩ impedance, calibrated for a 10 MΩ load.

Q4: What is the recommended operating temperature range?
A4: The transmitter maintains its scale factor within ±10% from 0°C to +70°C (32°F to 158°F).

For more detailed information:991 Thrust Transmitter Datasheet