System Sensor FM UL EPS Series Alarm Supervisory Pressure Switches
The EPS Series contains two SPDT switches. The EPS10-2 features field adjustable pressure sensitivity to provide an alarm response between 4 and 20 psi. It is factory set to respond at 4-8 psi on rising or falling pressure. The EPS40-2 features field adjustable pressure sensitivity to provide an alarm response between 10 and 100 psi. It is factory set for use in a nominal 40 psi system. EPS40-2 is factory set to respond at 50 psi on rising pressure and 30 psi at decreasing pressure.
The EPS Series pressure adjustment wheel requires no special tools and does not affect switch synchronization.