Product Details
The Bently Nevada 80917-01, also cataloged as the 80917 Signal Conditioner, operates as a dedicated hardware component for phase reference signal processing and excitation power distribution within machinery monitoring networks.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 80917-01 |
| Brand | Bently Nevada |
| Origin | USA |
| Weight | 0.9 kg |
| Dimensions | 229 mm x 102 mm x 51 mm |
| Operating Temp | -20 deg C to +55 deg C |
| Power Consumption | Powered via internal regulated transducer excitation supply |
| Input Channels | 2 fully independent Keyphasor input channels |
| Supported Transducers | Optical Keyphasor pickups, Proximitor-based Keyphasor probes |
| Signal Output | Conditioned logic-level and analog phase reference outputs |
| Form Factor | Portable bench-top or field instrument |
Gap Voltage Validation and Rotor Dynamics Analysis
The 80917-01 conditions raw pulse signals from proximity probes and optical pickups into stable, square-wave once-per-turn timing pulses essential for rotor dynamics tracking. When interfacing proximity probes, establishing proper mechanical bias through gap voltage validation against the nominal -10 VDC baseline ensures clean trigger edge detection across varying machine speeds. Internal signal filtering prevents cross-talk suppression failures, providing noise-free phase reference markers for precise 1X vibration vector phase angle calculation and dynamic balancing.
Frequently Asked Questions
Q: What transducer types are compatible with the dual input channels of the 80917-01?
A: The input channels support optical Keyphasor pickups as well as standard Proximitor-based eddy-current proximity probes.
Q: How does the unit power connected Keyphasor transducers?
A: The instrument contains an integrated regulated excitation power supply that provides stable transducer excitation directly to connected probes.
Field Installation Guidelines
- Place the 80917-01 unit securely on a stable bench surface or field enclosure plate near the rotating machinery.
- Connect the Keyphasor transducer cable leads to the dedicated BNC or terminal block input channels.
- Verify that the DC bias or optical signal alignment provides a clean logic-level pulse transition without double-triggering.
- Connect the conditioned logic or analog phase outputs to the analysis instrument or monitoring rack backplane.
- Ensure proper shield termination to common earth ground at the signal receiver end to eliminate EMI noise pickup.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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