3500/54 133396-01 Electronic Overspeed Detection System

Description

Bently Nevada’s Electronic Overspeed Detection System for the 3500 Series Machinery Detection System provides a highly reliable, fast response,  redundant tachometer system intended specifically for use as part of an overspeed protection system.   It is designed to meet the requirements of American Petroleum Institute Standards 670 and 612 pertaining to overspeed protection.

3500/53 modules can be combined to form a 2-out-of-2 or 2-out-of-3 (recommended) voting system.

The use of redundant power supplies in a 3500 rack containing the Overspeed Detection System is required.

Specifications

Inputs Signal: Input Impedance: Power Consumption: Transducers: Each Overspeed Detection module accepts a single transducer signal from a proximity probe transducer or magnetic pickup.  The input signal range is +10.0 V to  -24.0 V.  Signals exceeding this range are limited internally by the module. 20 k Ω. 8.0 Watts, typical. Bently Nevada 3300 8 mm Proximitor®; 3300 16 mm HTPS, 7200 5 mm, 8 mm, 11 mm, and 14 mm Proximitor®; 3300 RAM Proximitor®, or Magnetic pickups

133396-01

1900/65-00-01-03-01-01

3500/54 133396-01

24765-02-01

3500/62