
Overview
Sierra's CalTrak® 500 is an accurate primary standard gas flow calibrator for all inert gases. The 500 is used for calibration and verification of:
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Mass flow meters
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Controllers
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Variable area flow meters
Precision in-situ calibration of industrial flow meters and controllers
Product Benefits
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The performance of only the highest level metrology laboratories can now be yours
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Accurate primary standard for labs & industry
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Proven dimensionally-based primary standard accuracy backed by a rigorous uncertainty analysis
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Manufactured to ISO 17025 Standards at a NVLAP accredited lab
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Collected data is directly traceable to NIST
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Surpasses pressure-based secondary methods
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Everything you need to do your own flow calibration
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Less expensive than most popular secondary standards
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Field portable and battery powered
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Suitable for most non-corrosive gases
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Accurate and reliable gas flow readings independent of gas species measured
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Reading options: Single, continuous or burst, with user-selectable averaging from 1 to 100
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Run automatically in continuous mode or operate manually (one flow reading at a time)
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Take up to up to 100 measurements in an average continuous mode sequence
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Easy to use, large LCD readout screen and 23-button keypad
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Generates calibration certificate easily
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Communicate via RS-232, USB, and use free CalSoft® software included
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CalSoft® software automatically acquires flow data for easy data export
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Kit consists of a base and three interchangeable flow cells
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Entire kit is packaged in a Pelican case for safe transport
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Each flow cell has a specific flow range
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Each flow cell is easily changed (no tools needed) within seconds
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Flow cells can be purchased separately; Get started with one, add more later
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Cover a broad set of instrument flow ranges at your facility
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No Mercury or other hazardous materials
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Low maintenance
Specifications
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All clean gases, non-corrosive, humidity less than 70% non-condensing
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Mass and volumetric flow rate
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Speed from 1 to 15 sec per flow reading
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Accuracy by flow cell range:
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Volumetric: ±0.25% of reading
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Mass: ± 0.45% of reading*
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Volumetric: ±0.20% of reading
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Mass: ± 0.35% of reading*
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Volumetric: ±0.25% of reading
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Mass: up to ± 0.35% of reading*
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500-10: 5 sccm to 500 sccm (0.5 slpm)*
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500-24: 50 sccm to 5000 sccm (5.0 slpm)*
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500-44: 0.5 slpm to 50 slpm*
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For lower flows, see the CalTrak 800 flows down to 0.5 sccm*
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For higher flows, see CalTrak XL flows up to 1500 slpm*
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Flow mode: Pressure or suction
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Operating temperature:
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Volume: 5°C to 40°C (41°F to 104°F)
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Mass: 15°C to 30°C (59°F to 81°F)
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Ambient temperature:
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15°C to 30°C (59°F to 86°F)
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Operating pressure:
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15 psia (1.03 barA)
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AC power adapter/charger:
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100-240 VAC, 50-60 Hz
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12V DC, >500ma, 2.5 mm, center positive,
North American standard, others available
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Battery:
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Internal continuously chargeable sealed lead-acid battery
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6-volt lead acid battery
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Operational time (5 cycles/min)
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Dimensions:
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Height: 13.5 inches (340 mm)
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Width: 5.25 inches (135 mm)
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Depth: 11 inches (280 mm)
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Weight:
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Base: 43.5 oz (1233 g)
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Cells: 85.1 oz (2412.5 g) to 88.4 oz (2507 g) flow cell dependent
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CE approved
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RoHS compliant
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Digital communications: RS232 / USB Port
