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home > pressure switches > M3 series Switches Selectors and encoders Motors and heating elements Signal lights Pressure switches Switches Advanced search Glossary Products Pressure switches | M3 series   M3 Series Ambient temperature: 85 °C Temperature of pressure medium: 85 °C Electrical connections: Tabs terminals 6.3 x 0.8 mm Tabs terminals 4.8 x 0.8 mm Pressure connections: Inlet 4.0 or 5.5 mm (up to 500 mbar) Threaded inlet M10 x 1 mm 1/4" Gas 1/8" Gas Max. working pressure: 3000 mbar Switch hysteris: between 10% and 30% depending on calibration and type of microswitch Pressure medium: Pressure: Non hazardous gases - Liquids Vacuum: Non hazardous gases Fixing methods: Plastic clips (version with inlet only) Threaded inlet Other features: the electrical unit consists in a standard microswitch. Therefore it is possible to use these type not only for transmission of electrical signals but also for direct switching of high resistive loads Electrical function Switch rating Pressure range: pressure Pressure range: vacuum 1 pole normally opened 16 (4) A 250 V ˜ 5E4 10 (3) A 250 V ˜ 5E4 3 (1) A 250 V ˜ 5E4 +30 to +2500 mbar +/- 10% -800 to -30 mbar +/- 15% 1 pole normally closed 1 pole change over Dimensions (mm)

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