Bently Nevada 990-04-XX-03-00 | 2-Wire Vibration Sensor

Engineering Purpose

The 990-04-XX-03-00 is a loop-powered transmitter that integrates Proximitor and monitoring functions. It converts input from a 3300 NSv probe into a 4-20 mA signal proportional to vibration, specifically configured with a DIN mount clip for localized rail installation.

Technical Data Summary

• Component Type: 2-Wire Vibration Transmitter

• System Compatibility: 3300 NSv Proximity Probe

• Part Number: 990-04-XX-03-00

• Full-Scale Range: 0-4 mils pp (0-100 µm pp)

• System Length: Configurable (XX = 50 or 70)

• Mounting Type: DIN Mount (03)

• Output Signal: 4-20 mA (Loop-powered)

• Agency Approval: None Required (00)

• Status Indication: "Not OK" current < 3.6 mA

Decoding the Model Configuration

• 990: Bently Nevada 990 series vibration transmitter.

• 04: 0-4 mils peak-to-peak full-scale measurement range.

• XX: System Length Placeholder. (Requires 5.0m or 7.0m total cable length match).

• 03: Equipped with a DIN mount interface for standard rail systems.

• 00: Standard version without specialized hazardous area certifications.