990 Vibration Transmitter New Bently Nevada 990-04-70-03-00

Bently Nevada 990 Vibration Transmitter: Precision Machinery Monitoring

Core Technical Specifications

• Brand & Model: Bently Nevada 990-04-70-03-00
• Measurement Range: 0 to 4 mils peak-to-peak (0 to 100 µm pp)
• Frequency Response: 5 Hz to 6,000 Hz (+0/-3 dB)
• Output & Power: 2-wire, 4 to 20 mA DC loop powered by +12 to +35 VDC
• Accuracy: Better than ±1.5% of full scale with a 250-ohm loop
• System Cable: Includes a 7.0 meter (23.0 feet) integrated cable
• Mounting: Convenient DIN rail clip and screw mounting system

Installation & Setup Guide

• Probe Gap Setting: Adjust between 0.5 mm and 1.75 mm (20 to 55 mils)
• Target Requirements: Minimum 9.5 mm (0.375 inches) diameter target
• Connection: Compatible with one 3300 NSv proximity probe
• Wiring: Maximum loop resistance of 1,000 ohms at 35 VDC
• BNC Leadwire: Maximum extension of 3 meters (10 feet)

Key Features & Performance

• Fail-Safe Signaling: Output drops below 3.6 mA within 100 µs during faults
• Fast Recovery: Normal signal returns within 2-3 seconds after fault clearance
• Adjustability: External zero and span adjustments for field calibration
• Current Limiting: Typical 23 mA limit protects the output circuit
• Environmental Rating: Suitable for Non-Hazardous, Zone 2, or Division 2 areas

Frequently Asked Questions (FAQ)

• Q: Is the 7-meter cable included with the transmitter?
  A: Yes, the 990-04-70-03-00 comes with a permanently attached 7.0 meter system cable.
• Q: What does the model code "04" stand for?
  A: The "04" indicates the measurement range is 0 to 4 mils peak-to-peak (0-100 µm).
• Q: How is this transmitter mounted?
  A: It uses DIN rail clips and screws (Option 03) for quick and secure installation.
• Q: What is your shipping and return policy?
  A: We ship via major carriers within 5 days and support a 30-day return for qualified items.
• Q: Is agency approval included?
  A: The "00" in the model number means no specific agency approval is included with this version.
• Q: Can I use my existing 3300 probe?
  A: Yes, this transmitter is designed to work with a standard Bently Nevada 3300 NSv proximity probe.

Download the full product datasheet here: 990 Vibration Transmitter Datasheet PDF

Contact Information Inquiries: Email us at sales@nex-auto.com or message us on +86 153 9242 9628 via WhatsApp.

Partner: NexAuto Technology Limited