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HR-021**1 Hydrostatic Pressure Switch

Key Benefits at a Glance

  • Limit value detection for liquids as maximum detection
  • High switching capacity
  • Used in open or pressureless vessels
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Product photo: Hydrostatic Pressure Switch HR-021**1
Product photo: Hydrostatic Pressure Switch HR-021**1
Product Compliance: Europe – CE
Note

All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

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DatasheetFunctionClassificationProduct DocumentationApprovals

Technical data of HR-021**1

Equipment architectureswitching element: changeover
switching on point: 15 mbar ± 3 mbar, switching off point: 9 mbar ± 3 mbar
max. hydrostatic pressure: 500 mbar
SeriesHR-021**1
Rated voltageUr253 V AC , 50/60 Hz
Current consumptionmax. 1 A
Degree of protectionIEC 60529:2001
Process conditions
Process temperature-20 ... 70 °C (-4 ... 158 °F)
Ambient temperature-20 ... 70 °C (-4 ... 158 °F)
Degree of protectionIP54
Connectionflat plug 6.3 x 0.8 mm (0.25 x 0.03 inch), DIN 46244
Materialhousing: PA
pipe: stainless steel 1.4571/316Ti or PVC
Dimensionshousing: 100 x 75 x 80 mm (4 x 3 x 3.1 inch)
pipe: length L 180 ... 5000 mm (0.6 ... 16.5 ft)
Process connectionthread G1/2 to ISO 228
Supplementary informationStatement of Conformity, Declaration of Conformity, Attestation of Conformity and instructions have to be observed where applicable. For information see www.pepperl-fuchs.com.
General Notes
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