991-25-70-01-CN | Bently-Nevada | Probe Vibration Transmitter
Genuine Bently Nevada 991-25-70-01-CN. Probe Vibration Transmitter. Factory-tested, 48h burn-in. 12-month warranty. Ships within 24h.
Technical Specifications
| Manufacturer | Bently Nevada |
|---|---|
| Product No. | 991-25-70-01-CN |
| Product Type | Probe Vibration Transmitter |
| Country of Manufacture | Made in U.S.A. |
| Certificate of Origin | Available upon request |
| Mounting Option | DIN rail |
| Output Signal | 4-20 mA |
| Application | Axial vibration measurement |
| Power Requirements | +12 to +35 VDC input at the transmitter terminal |
| Linear Range | 0.25 to 1.65 mm for Prox Out, compatible with 0.6-0-0.6 mm or 25-0-25 mils current loop linear ranges |
| Agency Approval Option | CN = Approvals country-specific |
| Shipping Weight | 3 kg |
| Model / SKU | 991-25-70-01-CN |
Ships within 24 hours | 12-Month Warranty | Worldwide Delivery
Why the Bently Nevada 991-25-70-01-CN Is Worth Having on Your Shelf
If you maintain rotating machinery — turbines, compressors, pumps, generators — you already know that vibration sensors do not last forever. Thermal cycling, mechanical shock, chemical exposure, and simple age all contribute to calibration drift. A sensor that has drifted by 10% still produces a signal. The monitor rack still displays numbers. But those numbers are wrong, and wrong numbers lead to wrong decisions — missed faults or false trips.
The 991-25-70-01-CN | Bently-Nevada | Probe Vibration Transmitter is a genuine Bently Nevada sensor. Not an aftermarket clone. Not a "compatible replacement." Product No.: 991-25-70-01-CN; Product Type: Probe Vibration Transmitter; Country of Manufacture: Made in U.S.A.; Certificate of Origin: Available upon request. We verify every unit on a calibrated test bench before shipping: scale factor, linearity, and gap voltage measured against the manufacturer specification. Units that deviate are not shipped. A printed test report with serial number, test date, and all measured values accompanies every order.
Installation is just as important as the sensor itself. For eddy-current probes, the target surface must be clean, smooth, and conductive — at least twice the probe tip diameter. Use a gap meter to set the correct voltage. Verify output at the proximitor after installation. A probe installed with incorrect gap reports incorrect vibration amplitudes. 12-month warranty. Ships within 24 hours from Shenzhen.
If you are replacing a failed sensor, consider ordering a spare at the same time. The cost of one spare sensor is trivial compared to the cost of one unplanned outage in a process critical machine. Sensors in harsh environments — high temperature, moisture, corrosive atmosphere — have shorter service lives. Having a tested spare on your shelf turns an emergency into a planned maintenance task.
Compatible Parts — Same System
These modules share the same system family as the 991-25-70-01-CN. Commonly ordered together for complete rack builds or spare parts kits.
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