Brief: Discover the Bently Nevada 990 Vibration Transmitter 990-05-50-01-00, a loop-powered device designed for OEMs of centrifugal air compressors, pumps, and fans. This transmitter converts vibration signals into a 4-20 mA output, ideal for machinery control systems. Learn about its integrated sensor, DIN-rail mounting, and robust construction for harsh environments.
Related Product Features:
Integrated Proximitor Sensor eliminates the need for an external unit.
Non-isolated PROX OUT and COM terminals provide dynamic vibration and gap voltage signals for diagnostics.
Non-interacting zero and span potentiometers allow easy loop adjustment.
Test Input pin enables quick verification of loop signal output using a function generator.
Not OK/Signal Defeat circuit prevents false alarms from faulty probes or loose connections.
DIN-rail clips or bulkhead mounting screws offer flexible installation options.
Potted construction ensures reliability in high-humidity environments (up to 100% condensing).
Compatible with 3300 NSv proximity probes for compact installations in tight spaces.
FAQs:
What is the primary use of the Bently Nevada 990 Vibration Transmitter?
It is designed for OEMs of centrifugal air compressors, small pumps, motors, or fans to provide a 4-20 mA proportional vibration signal for machinery control systems.
How does the transmitter handle faulty probe signals?
The Not OK/Signal Defeat circuit prevents high outputs or false alarms caused by faulty proximity probes or loose connections.
What mounting options are available for the 990 Vibration Transmitter?
It can be mounted using 35 mm DIN-rail clips or bulkhead screws, with both options included as standard.
Is the transmitter suitable for high-humidity environments?
Yes, its potted construction makes it reliable in environments with up to 100% condensing humidity.