Specification of Pressure Switch ASHCROFT B Series
Setpoint
Single setpoint - Factory set or field adjustable
Deadband
Fixed or limited adjustable
Enclosure Ratings
NEMA 7/9, IP66
Enclosure Material
Epoxy coated aluminum or 316 stainless steel
Pressure Connection
¼ NPT Female (STD.)
½ NPT Female, ¼ NPT Female & ½ NPT Male combo (OPT.)
Pressure Ranges
Vacuum to 3,000 psi
Electrical Termination
½ NPT Female, M20 X 1.5 (OPT.)
Setpoint Repeatability (Accuracy)
±1% of span (Additional setpoint shift of ±1% of range per 50°F from initial setpoint set at 70°F typical)
Diaphragm/Actuator Material
Buna-N®, Teflon®, Viton®, 316L stainless steel, or Monel®
Ambient Temperature Range
–20°F to 150°F (–28°C to 65°C)
pompa hydrotest
Process Temperature
0°F to 150°F (Buna N or Teflon diaphragm)
0°F to 300°F (Stainless steel or Monel diaphragm)
20°F to 300°F (Viton diaphragm)
pompa hydrotest