Marley performance-matched
sequencer—available in either 8 or 16
stage systems—will stage multiple fan
cells of a cooling tower from a single
temperature measurement location
based upon a single temperature set
point. Old mechanical thermostats with
staggered set points on each cooling
tower fan cell are no longer necessaryaccuracy, and excellent noise immunity.
- See more at: http://www.autosportsensors.com/2011/01/sensor-technology/#sthash.ADZR48Xb.dpuf