Bently Nevada 990-04-70-01-01 Vibration Transmitter

Bently Nevada 990 Vibration Transmitter 990-04-70-01-01: Reliable Machinery Protection

Key Product Specifications

• Brand & Model: This unit is a Bently Nevada 990-04-70-01-01 vibration transmitter.
• Measurement Range: The device has a 0 to 4 mils peak-to-peak (0 to 100 μm pp) full-scale range.
• Frequency Response: It accurately measures vibrations from 5 Hz to 6,000 Hz.
• Input & Power: It connects to one 3300 NSv Proximity Probe. The unit needs a +12 to +35 Vdc power supply.
• Signal Output: It provides a standard 4 to 20 mA dc two-wire output signal.
• Output Accuracy: The signal accuracy is within ±1.5% over the specified range.
• System Length: This configuration supports a 7.0 meter (23.0 feet) cable system.

Installation & Setup Information

• Mounting: Install the unit easily using the provided 35 mm DIN rail clips.
• Probe Gap: Position the probe between 0.5 and 1.75 mm (20 to 55 mils) from the target.
• Wiring: The total loop resistance must not exceed 1,000 Ω with a 35 Vdc supply.
• Target Size: The observed shaft must have a minimum 9.5 mm (0.375 in) diameter.
• Cable Length: Keep the cable from the probe under 3 meters (10 feet).

Operational & Safety Features

• Agency Approvals: This model is approved for CSA Division 2 hazardous locations.
• Fault Detection: The output goes below 3.6 mA within 100 µs if a fault occurs.
• Current Limiting: The transmitter includes protection with typical limiting at 23 mA.
• Calibration: It features separate external zero and span adjustment controls.

Frequently Asked Questions (FAQ)

• Q: Do you have this transmitter in stock ready to ship?
  A: Yes, we keep the Bently Nevada 990-04-70-01-01 in stock for immediate dispatch.
• Q: How soon will my order ship after payment?
  A: We process and ship all orders within 5 business days.
• Q: What is the minimum target size for accurate measurement?
  A: The target must be at least 9.5 mm (0.375 inches) in diameter.
• Q: Can this transmitter be used in hazardous areas?
  A: Yes, it carries CSA Division 2 approval for suitable hazardous locations.
• Q: What is your returns policy if I need to send an item back?
  A: We offer a 30-day return policy for qualified items in new condition.

For detailed technical data, download the complete 990 Vibration Transmitter Datasheet.

Contact Information & Inquiries: For pricing and technical support, please email sales@nex-auto.com or call/message us on +86 153 9242 9628.

Partner: NexAuto Technology Limited