Bently Nevada 3500/53 Electronic Overspeed Detection System

3500/53 Electronic Overspeed Detection System The Bently Nevada™ 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 (API) Standards 670 and 612 pertaining to overspeed protection. 3500/53 modules can be combined to form a 2-out-of-2 or a 2-out-of-3 (recommended) voting system. The Overspeed Detection System requires the use of a 3500 rack with redundant power supplies. Environmental Limits Operating Temperature: -30 °C to +65 °C (-22 °F to +149 °F) Storage Temperature: -40 °C to +85 °C (-40 °F to +185 °F) Humidity: 95%, non-condensing Spares Part Number Description 133388-01 3500/53 Overspeed Detection Module 133396-01 Overspeed Detection I/O Module 04425545 Grounding Wrist Strap (single use) 04400037 IC Removal Tool 134