Product Details
The Bently Nevada 3500/53-03-01 Electronic Overspeed Detection System is a high-speed tachometer and protection module engineered for critical rotating machinery. Designed to comply with API 670 and 612 standards, this three-channel system configuration monitors turbine and compressor rotational speeds, processing proximity or magnetic pickup inputs to execute rapid shutdown logic during overspeed events.
Input Processing and Speed Measurement
The module accepts transducer input signals spanning a voltage range of +10.0 V to -24.0 V, supporting input frequencies up to 20 kHz with a maximum full-scale range of 99,999 rpm. It features selectable manual or automatic signal triggering thresholds and user-adjustable hysteresis to eliminate false speed counts caused by electrical noise or shaft runout.
| Parameter | Specification |
|---|---|
| Brand | Bently Nevada |
| Model | 3500/53-03-01 |
| Series | 3500/53 |
| Product Type | Electronic Overspeed Detection System |
| Channel Option (-03) | Three-Channel System |
| Agency Approval Option (-01) | CSA/NRTL/C |
| Place of Origin | USA |
| Power Consumption | 8.0 W typical |
| Operating Temperature Range | -30 deg C to +65 deg C |
| Storage Temperature Range | -40 deg C to +85 deg C |
| Humidity | Up to 95%, non-condensing |
| Dimensions | 30 cm x 20 cm x 20 cm |
| Weight | 2 kg |
Redundancy and Voting Configuration
The -03 suffix configuration provides a three-channel setup designed to operate in a 2-out-of-3 voting architecture, which ensures that single-fault conditions will neither cause missed protection trips nor spurious machine shutdowns. Front-panel LEDs provide immediate visual verification of channel status, OK conditions, test modes, and communication links with the 3500 rack framework.
Frequently Asked Questions
Q: What does the -03 suffix designate in the 3500/53-03-01 model number?
A: The -03 suffix indicates the three-channel system configuration, which supports multi-channel voting logic within a 3500 rack.
Q: What transducer types are compatible with this overspeed module?
A: It accepts input signals from standard proximity probe transducers or passive magnetic pickups monitoring a speed-sensing gear or wheel.
Q: What safety standards does the 3500/53 system adhere to?
A: The system is designed to meet American Petroleum Institute (API) Standards 670 and 612 requirements for industrial overspeed protection.
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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