Detail Bently Nevada Overspeed Detection Module 133388 - 01
Channel Relay Module
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
