Description
Overview
The Bently Nevada 990 Vibration Transmitter is designed to provide accurate and reliable vibration monitoring for machinery protection and condition monitoring systems. This device accepts data from a non-contacting 3300 NSv Proximity Probe and extension cable, offering superior performance and durability. The 990 series provides an industry-standard 4 to 20 mA signal output, making it an ideal solution for industrial applications requiring high-precision vibration measurements.
Technical Specifications
- Brand: Bently Nevada
- Model: 990-05-XX-03-CN
- Series: 990 Vibration Transmitter
- Full-Scale Range:
- 0-5 mils pp (0-125 μm pp)
- System Length Options:
- 50 = 5.0 meters (16.4 feet)
- 70 = 7.0 meters (23.0 feet)
- Mounting Option:
- 03 = DIN clips and screws
- Agency Approval Option:
- CN = Country specific
- Input Power:
- Requires +12 to +35 Vdc at the transmitter terminal
- Signal Output:
- 4 to 20 mA signal output (2-wire configuration)
- Loop Accuracy:
- Within ±1.5% over specified full-scale range
- Probe Gap:
- 0.5 mm to 1.75 mm (20 mils to 55 mils) from target
- Maximum Loop Resistance:
- 1,000 Ω (including cable at 35 Vdc)
- Current Limiting:
- 23 mA typical
