The System Sensor EPS40-2 is a field-adjustable pressure switch that
provides an alarm response between 10 and 100 PSI. It includes two SPDT
System Sensor EPS40 Series switches are designed for
use in dry pipe systems or pressure tanks and water pressure supplies of
automatic water control valves.
The EPS40-2 model contains two
SPDT switches. The EPS40 Series features field adjustable pressure
sensitivity to provide an alarm response between 10 and 100 psi. The
EPS40-2 is factory set to respond at 50 psi on rising pressure and 30
psi at decreasing pressure. The pressure adjustment wheel requires no
special tools and does not affect switch synchronization on the EPS40-2.
The EPS40-2 supervisory pressure switches are NEMA 4 rated.