990 Vibration Transmitter New Bently Nevada - 990-04-70-03-05

Bently Nevada 990-04-70-03-05 Vibration Transmitter

Model Configuration & Certifications

• Full Model: 990-04-70-03-05 – Vibration Transmitter Series.
• Measurement Range: 0 to 4 mils peak-to-peak (0 to 100 μm pp).
• System Length: Configured for 7.0 meters (23.0 feet).
• Mounting: Uses DIN rail clips with screws for secure installation.
• Key Approvals: Certified for CSA Division 2, ATEX Zones 0 & 2, and ABS Marine applications.

Core Technical Specifications

• Sensor Compatibility: Accepts one Bently Nevada 3300 NSv Proximity Probe.
• Power Requirements: +12 to +35 Vdc input at the transmitter terminal.
• Output Signal: Standard 4 to 20 mA dc in a two-wire configuration.
• Output Accuracy: Within ±1.5% of full scale across the measurement range.
• Frequency Response: 5 Hz to 6,000 Hz (+0, -3 dB) for broad fault detection.

Installation & Setup Parameters

• Probe Gap: Must be set between 0.5 and 1.75 mm (20 to 55 mils) from target.
• Maximum Loop Resistance: 1,000 Ω including cable resistance at 35 Vdc.
• Cable Length: Maximum 3 meters (10 feet) from probe to BNC connector.
• Minimum Target Size: 9.5 mm (0.375 inches) diameter for valid measurement.
• Calibration: Features external, non-interacting zero and span adjustments.

Safety, Durability & Operational Features

• Fail-Safe Response: Output drops to less than 3.6 mA within 100 µs upon fault detection.
• Current Protection: Built-in current limiting, typically at 23 mA.
• Operating Temperature: Rated for -35°C to +85°C.
• Humidity Rating: Operates in up to 95% relative humidity, non-condensing.
• Shelf Life: Product shelf life is specified as 1 year.

Product & Support Details

• Package Contents: One Bently Nevada 990-04-70-03-05 vibration transmitter unit.
• Product Condition: All items are 100% new, original, and unused from the manufacturer.
• Documentation: Access the complete technical datasheet here.

Frequently Asked Questions (FAQ)

• Q: What makes the '05' approval option special in this model?
  A: The '05' option includes ATEX Zone 0 certification, the highest level for use in continuously hazardous atmospheres, plus ABS marine approval.
• Q: Is this transmitter suitable for offshore or marine use?
  A: Yes, the 990-04-70-03-05 carries ABS (American Bureau of Shipping) marine approval for such applications.
• Q: Do you have stock available for immediate shipment?
  A: We stock this and other Bently Nevada transmitters for fast order processing and delivery.
• Q: What is the operating temperature range?
  A: This unit operates from -35°C to +85°C, suitable for most industrial settings.
• Q: What are your shipping and return terms?
  A: We ship globally via DHL/FedEx/UPS within 5 business days and offer a 30-day satisfaction guarantee.

For Quotes and Technical Specifications: Contact us at sales@nex-auto.com or on WhatsApp: +86 153 9242 9628.

Authorized Partner: NexAuto Technology Limited