Posted in | Gas Flow Sensors

DryCal® 800 Primary Flow Calibration System

The DryCal 800 provides exact gas flow calibration with interchangeable flow cells, touchscreen operation, and traceable primary standard accuracy.

Why the DryCal-800?

  • Precise: The DryCal 800 offers the most precise flow measurements in the industry, down to 0.5 sccm. Users can confidently calibrate, as the DryCal 800 is more than four times as accurate as most flow meters.
  • Quality: Supported by NVLAP of NIST's ISO 17025 accreditation: "NVLAP Lab Code 200661-0".
  • Adaptable: The DryCal 800 is made up of a touchscreen-equipped base and replaceable cells that let users tailor the standard to their own requirements.
  • Gas-species independent: No gas-specific calibrations are required. Any non-corrosive, non-flammable gas can be used with the DryCal 800.
  • Portable: Compared to previous flow standards, it is lightweight and compact, making location changes simple.
  • Dedicated: Mesa has committed sales application engineers who can aid users both before and after application to select the flow standard that best suits their requirements.

Technical Specifications

DryCal® 800

  • 0.5 sccm–100 slpm flow range
  • 0.15% measurement uncertainty (5–100,000 sccm)
  • 0.25% measurement uncertainty (0.5–50 sccm)
  • Five interchangeable flow cells
  • Simple touch screen operation
  • Proven DryCal technology: Regardless of the gas species being monitored, accurate and dependable gas flow readings are provided
  • Innovative 100:1 turndown ratio allows for precise flow rate measurement down to 0.5 sccm
  • Expertise and quality: NIST's NVLAP accredits 0.08% of gas flow: more than 20 years of experience with unique solutions, system consulting, installs, and training
  • Serial (RS-232) and USB
  • 1/4″ ID Swagelok® tube compression fitting (1/8″ fittings Model 800-3) (1/2″ outlet fitting Model 800-44)
  • CE/RoHS compliance

Source: Mesa Labs, Inc.

Model Flow Ranges Standardized Accuracy Time per Reading Weight
200-800-
DCB-R
  • DryCal 800 Base (RoHS)
  • Houses the timing circuitry and fits any one of the five interchangeable flow cells
200-800-3
50 mLPM
0.5–50 sccm +/-0.25%,
+/-0.002 sccm
1–60 seconds 80 oz/2300 g
200-800-10
500 mLPM
5–500 sccm

+/-0.15%

3–135 seconds 85.1 oz/2412.5 g
200-800-24
5 LPM
50–5000 sccm +/-0.15% 3–90 seconds 86 oz/2439.3 g
200-800-44
50 LPM
500–50,000 sccm +/-0.15% 1–35 seconds 88.4 oz/2507 g
200-800-75
100 LPM
1–100 slm +/-0.15% 1–50 seconds 160 oz/4535 g

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