英國NORGREN比例閥，SXE0574-Z50-81Observe switching range. Do not subject switch to max. allowable pressure during normal operation. Even short pressure peaks must not exceed this value. Max. values. M 12 plug not included. If required, please order separately. Table on page 3. 1 bar = 14.503 psi. Key to materials: AL = Aluminium NBR = Perbunan PTFE = Teflon CN = Zinc die cast Pu = Polyurethane POM = DelrinOperating Pressure Ranges: 5 - 420 bar Ambient temperature: -25 to + 80 °C Operating Viscosity: Up to 1000 mm2/s (±450ssu) Fluid Temperature: -25 to +80°C Maximum temperature at switching element: +80°C Repeatability: ± 3% Electrical Connection: - Acc. to DIN 43650 A - Acc. to IEC 947-5-2 (M 12 x 1) Switching Element: