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home > pressure switches > 79 series Switches Selectors and encoders Motors and heating elements Signal lights Pressure switches Switches Advanced search Glossary Products Pressure switches | 79 series   79 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 or 1/4" Gas Snap inlet Max. working pressure: 3000 mbar Switch hysteris: nearly absent Pressure medium: Pressure: Non hazardous gases - Liquids (up to 24V only) Vacuum: Non hazardous gases Fixing methods: plastic clips for 0.5 ÷ 2.5 mm panel thickness (version with inlet only) Other features: well suited for detection of dinamic pressure (or vacuum) levels, while some precautions are recommended for applications in which static vacuum or pressure has to be maintained Electrical function Switch rating Pressure range: pressure Pressure range: vacuum 1 pole normally opened 2,5 (0,5) A 250 V ˜ 1E4 (pmax: 2,5 bar) 1 A 250 V ˜ 5E4 (pmax: 0,8 bar) 0,02 A 250 V ˜ 5E4 (pmax: 0,8 bar) 2,5 A 125/250 VAC UL/CSA +15 to +2500 mbar +/- 10% -800 to -15 mbar +/- 15% 1 pole normally closed 2,5 (0,5) A 250 V ˜ 1E4 (pmax: 2,5 bar) 0,5 A 250 V ˜ 5E4 (pmax: 2,5 bar) 0,02 A 250 V ˜ 5E4 (pmax: 2,5 bar) 2,5 A 125/250 VAC UL/CSA +15 to +2500 mbar +/- 15% -800 to -15 mbar +/- 15% Dimensions (mm)

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