Bios Defender 530/520/510 Primary Air Flow Calibrator
520/510 Operation Manual
520/510 Product Brochure
530 Operation Manual
530 Product Brochure



Low Range: 5mL-500mL/min

ItemDailyWeeklyMonthly
Model 510  $75 $175 $500
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Medium Range: 50mL-5,000mL/min

ItemDailyWeeklyMonthly
Model 530 $75 $175 $500
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Model 520 $75 $175 $500
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Model 510 $75 $175 $500
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High Range: 300mL-30,000mL/min

ItemDailyWeeklyMonthly
Model 520  $75 $175  $500
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Model 510  $75 $175  $500
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530

Featuring a number of quality and performance enhancements over traditional flow meter technologies, the Defender 530+ offers:

  • Quick Start Operation
  • Graphical LCD Display
  • User-selectable Flow Units and Time Intervals
  • Fully Customizable


Flexible Ways of Working

No matter your application, the portable Defender 530+ is ready to go to work for you, because it’s a true volumetric standard based on the principle of positive displacement. The Defender 530+ provides immediate indication of the actual gas flow rate, accurately and independently of the gas type. It also includes integrated temperature sensors and pressure transducers in the flow stream, so you can compensate for standard conditions - allowing traceable verifications of mass flow devices.
A versatile, push-button flow meter, the Defender 530+ is also a primary flow standard, enabling you to accurately calibrate a variety of instrumentation.

  • Reliable - 20 years of Proven DryCal® Technology
  • Accurate - Backed by ISO 17025; NVLAP accredited
  • Portable - Lightweight and impact-resistant
  • Simple - Push button testing; no user interpretation or external calculations required

520/510


Turn the Defender on. Connect it to your pump. Take measurements. It’s that simple. Instantly calibrate your gas flow using Quick Start – there is no preparation involved, no messy soap bubble solutions. Defender’s many user-selectable options makes customizing your calibrations easy, giving you exactly what you need in the format you prefer.

Features

  • A broad dynamic flow range displayed in – mL, L, cc, or cfm.
  • Proven – Instruments are manufactured and calibrated by a company accredited to the ISO 17025, ANSI Z540, and NIST Handbook 150 standards. Traceability to the International System of Units (SI) and NIST is verified by accreditation to the ISO/IEC 17025 by NVLAP under Code 200661-0.V
  • Take individual readings, continuous hands-free readings, or set to read in time intervals, anywhere from one minute up to sixty minutes between readings.
  • Integrated temperature sensors and pressure transducers – placed directly in the flow stream for optimum standardized results (Bios Defender 520 only).
  • Standardizing readings (530 model only).
  • Time intervals between measurements for checking personal sampling stability over a typical sampling period.
  • Field-friendly, rugged and lightweight design with molding in rubber grips and a a large, illuminated liquid crystal display and intuitive menu navigation.
  • Software – an integrated serial PC interface and software for bullet-proof transfer of flow data to a text file, and automatic recording and graphing of flow measurements. A software upgrade is available for the creation of air sampler profiles, sampler calibration data recording and storage, calibration report printing, and other capabilities.
  • RoHS and CE compliant for Europe (Restriction of Hazardous Substances).