DIRTY FILTER INDICATOR PRESSURE SWITCH; MAXIMUM PRESSURE: 3000 PSI; DIFF ERENTIAL PRESSURE: 29 PSI PSI; MAXIMUM WORK PRESSURE: 210 BAR; FLUIDS: O IL; OPERATION PRINCIPLE: INDICADOR VISUAL; VISUAL POP-UP WITH MANUAL RESET, CONNECTION SIZE G 1/2 DEGREE OF PROTECTION CLASS TO DIN 40050 HOUSING MATERIAL ALUMINUM, FILTER RATING 210 BAR, MAX OPERATING TEMPERATURE 212 °F/100 °C PRESSURE SETTING 2 BAR/29 PSI TIGHTENING TORQUE 24 LB·FT