Description

The Bently Nevada 990-08-XX-01-00 is a specialized vibration transmitter designed for continuous monitoring of machinery vibration in industrial environments. This unit provides a 4-20 mA output proportional to the measured vibration level, allowing for direct integration into PLC, DCS, or SCADA systems for process control and condition monitoring. It is engineered for reliability in demanding applications, offering robust performance for critical rotating equipment.

Features

• Provides a 4-20 mA output signal for seamless integration with standard industrial control systems.
• Designed for mounting on 35 mm DIN rails, facilitating easy installation in control cabinets.
• Includes ATEX Zone 2 hazardous area certification and ABS maritime approval for versatile deployment.
• Features current limiting at 23 mA (typical) to protect the loop and connected instrumentation.
• Wide operating voltage range of +12 to +35 Vdc.

Technical Specifications

Installation Guidelines

• Ensure the transmitter is mounted securely on a 35 mm DIN rail within a suitable enclosure.
• Verify that the power supply voltage at the transmitter terminals is within the specified +12 to +35 Vdc range.
• Maintain proper shielding practices for signal wiring to minimize EMI/RFI interference.
• Always disconnect power before performing any wiring changes or module maintenance.
• Ensure the installation environment complies with the rated ATEX Zone 2 and maritime requirements if applicable.

FAQ

What is the primary function of the 990-08-XX-01-00?

This module acts as a vibration transmitter that converts sensor input into a 4-20 mA signal, which is suitable for long-distance transmission to monitoring or control systems.

Does this unit require external power?

Yes, the transmitter requires an external DC power supply between +12 and +35 Vdc connected directly at the transmitter terminals.

Is this device suitable for hazardous locations?

Yes, this model includes ATEX Zone 2 certification, making it suitable for use in specific hazardous area environments.