New Original Bently Nevada 286566-01 Overspeed Detection Module in Stock

Product Details

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FAQs

Q1: What is the primary function of the 286566-01?

It is the main card for the 3500/53M Electronic Overspeed Detection System. It processes a single transducer signal from a proximity probe or magnetic pickup to measure shaft rotational speed and triggers alarm or shutdown relays when speed exceeds user-programmable setpoints. It is designed specifically as part of an overspeed protection system meeting API 670 and 612 standards, not as a general-purpose speed monitor .

Q2: What is the difference between 286566-01 and the legacy 133388-01?

The 286566-01 is the M-series split-base design that uses a separate rear terminal base 133396-01. The legacy 133388-01 has integrated terminals on the main card. The M-series design allows field wiring and barrier modifications without removing the main measurement card from the rack, and provides faster overspeed trip response (<10 ms) compared to the legacy hardware .

Q3: Does the 286566-01 require redundant power supplies?

Yes. The use of redundant power supplies (two 3500/15 modules) in the rack containing the Overspeed Detection System is mandatory . This ensures that a single power supply failure cannot disable the overspeed protection function.

Q4: What transducers are compatible with the 286566-01?

The module supports a wide range of Bently Nevada transducers including 3300 8mm Proximitor, 3300 16mm HTPS, 7200 5mm/8mm/11mm/14mm Proximitor, 3300 RAM Proximitor, 3300 XL 8mm/11mm/NSv Proximitor, and magnetic pickups . The input signal range is +10.0 V to -24.0 V, with signals outside this range limited internally by the module .

Q5: Can firmware be upgraded in the field?

Only with caution. If the system is used as a Functional Safety System, firmware must not be upgraded until the new version has been verified and added to the TÜV FS Mark certificate . All monitors in the Overspeed Detection System must have the same version of firmware . The upgrade involves removing the front shield, replacing the firmware IC, and reconfiguring the module using 3500 Rack Configuration Software.