Bently Nevada 990-04-70-02-00 2-Wire Vibration Transmitter
$226.00
$520.00
Description
Overview
The Bently Nevada 990-04-70-02-00 is a high-precision 2-wire vibration transmitter designed for continuous machinery vibration monitoring. It converts signals from a 3300 NSv non-contact proximity probe into a 4–20 mA engineering unit output, enabling real-time protection and control integration for compressors, pumps, motors, and fans. Its compact, lightweight design and simplified integration make it ideal for OEMs and end-users seeking a reliable basic vibration monitoring solution.
Technical Specifications
| Specification | Details |
|---|---|
| Model | 990-04-70-02-00 |
| Type | 2-Wire Vibration Transmitter |
| Input | Single 3300 NSv non-contacting proximity probe with extension cable |
| Output | 4–20 mA proportional vibration signal |
| Full-Scale Option (-04) | 0–4 mils peak-to-peak (0–100 µm p-p) |
| System Length (-70) | 7.0 m (23 ft) probe + extension cable |
| Mounting Option (-02) | Bulkhead screw mounting |
| Power Supply | Loop-powered, 2-wire configuration |
| Weight | 0.82 kg |
| Probe Tip Material | Polyphenylene sulfide (PPS) |
| Probe Case Material | AISI 303 or 304 stainless steel |
| Probe Cable | 75 Ω coaxial, FEP insulated |
| Optional Cable Armor | Flexible AISI 302 stainless steel, optional FEP outer jacket |
| Tensile Strength | 222 N (50 lbf) maximum between probe case and lead |
Key Features
-
Simple Integration: Direct 4–20 mA output for fast connection to control systems.
-
Compact & Reliable: Lightweight design suitable for OEM or industrial installations.
-
Flexible Configuration: Options for full-scale range, cable length, and mounting type.
-
Continuous Monitoring: Real-time vibration measurement for machinery protection.
-
OEM-Friendly: Ideal for compressors, pumps, motors, and fans requiring basic vibration monitoring.
Typical Applications
-
Centrifugal Compressors: Detect imbalance or misalignment
-
Pumps & Motors: Prevent bearing or shaft failures
-
Fans & Blowers: Ensure smooth operation and early fault detection
FAQ
Q: Which probes are compatible with the 990-04-70-02-00?
A: Compatible with Bently Nevada 3300 NSv non-contacting proximity probes and their corresponding extension cables.
Q: What type of output signal does it provide?
A: 4–20 mA proportional vibration signal suitable for direct connection to DCS or PLC systems.
Q: Can it be used in high-temperature or corrosive environments?
A: The probe case is made of 303/304 stainless steel, and the cable can be equipped with FEP insulation and optional stainless steel armor, suitable for most industrial conditions.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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