Bently Nevada 990 Vibration Transmitter 4-20mA Output 0-5 mils Range 5m System Length 990-05-50-01-00

Price Negotiable

Price: negotiable

MOQ: 1pc

Delivery Time: on request

Brand: Bently Nevada

Product Description

Bently Nevada 990 Vibration Transmitter Overview

The Bently Nevada 990 Vibration Transmitter (Model 990-05-50-01-00) is a specialized 4-20 mA loop-powered device designed for centrifugal air compressors, small pumps, motors, and fans. This industrial-grade transmitter converts vibration signals from 3300 NSv proximity probes into standardized 4-20 mA outputs for machinery control systems.

Key Features & Specifications

Two-wire, loop-powered design with 4-20 mA proportional output
Integrated Proximitor sensor eliminates need for external units
Non-isolated PROX OUT and COM terminals plus coaxial connector for diagnostics
Non-interacting zero and span potentiometers for loop adjustment
Test input pin for quick loop signal verification
Not OK/Signal Defeat circuit prevents false alarms from faulty probes
Choice of DIN-rail clips or bulkhead mounting screws
Potted construction for high humidity environments (up to 100% condensing)
Compatible with 3300 NSv proximity probes for minimal clearance installations

Technical Specifications

Parameter	Specification
Output Signal	4-20 mA DC proportional to vibration amplitude
Full-Scale Range	0-5 mils pp (0-125 μm pp)
System Length	5.0 meters (16.4 feet)
Mounting	35 mm DIN rail clips
Agency Approval	Not required

Ordering Information

Model Number Format: 990-AA-BB-CC-DD

Position	Option	Description
A: Full-Scale	04	0-4 mils pp (0-100 μm pp)
	05	0-5 mils pp (0-125 μm pp)
B: System Length	50	5.0 meters (16.4 feet)
	70	7.0 meters (23.0 feet)
C: Mounting	01	35 mm DIN rail clips
	02	Bulkhead screws
	03	DIN clips and screws
D: Agency Approval	00	Not required
	01	CSA Division 2
	05	CSA Division 2, ATEX Zone 0, ATEX Zone 2 with ABS maritime approval