Large Diaphragm Pressure Switch, DWYER INSTRUMENTS, Mfr# 1638-10

Pressure Switch, Pressure Setpoint Type Adjustable, Pressure Type Differential, Mounting Orientation Vertical, Maximum Differential Pressure Setting 12 in wc, Minimum Differential Pressure Setting 3 in wc, Sample Line Connection Size 1/8 in, Sample Line Connector Type NPT, Electrical Rating 1/4 hp @ 250 V AC, 60 Hz, 15 A @ 120 to 480 V AC, 60 Hz, Resistive 1/8 hp @ 125 V AC, Input Voltage 120 to 480V AC, 125V AC, 250V AC, Contact Form SPDT, Number of Switches 1