An electronic survey of Control Design readers was conducted in February 2013 in order to identify usage and application trends of motions, drives and motors among the industrial machine builders that comprise Control Design's readership.
Regarding update rates 13.8% of respondents indicated they required the slowest rate of 500 milliseconds or slower while 8.6% indicated the ultrahigher update rate of faster than 100 microseconds. 34.5% of respondents require an update rate of 99 – 1 milliseconds; 22.4% require 999 – 100 usec; while 20.7% require 499 – 100 msec.