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Series DR Direct Reading Glass Flowmeter
Brand: Dwyer Instruments, LLCThe Series DR Direct Read Variable Area Glass Flowmeters are ideal for the direct flow measurement of air, water, and other commonly used gases.
These flowmeters are designed with direct read scales with no need for correlation charts. They feature borosilicate glass tubes in 150 mm or 65 mm scales with aluminum and SS metering valve options.
Flowmeters are shipped completely assembled and include standard panel mounting hardware for quick installation.
Features- Permanently fused ceramic scale with vertical locator line, reflective lens background and 1.5 X magnification lens reduces parallax and eye fatigue saving time
- Long operating life with thick polycarbonate front shield that protects tube from breakage and serves as a magnifying lens to enhance reading resolution
- Optional needle valve for flow rate control eliminating the need for a separate valve reducing cost
- Increased protection with included safety blow-out back panel for added safety
1 - 12 of 544 Part Numbers
DR100102M
- Size - 65 mm
- Valves - Without Valve
- End Fittings Material - Aluminum
- Flow Rate - 50 L/min
- Certificates - No Additional Certificate
DR100102MNISTCAL-FL1
- Size - 65 mm
- Valves - Without Valve
- End Fittings Material - Aluminum
- Flow Rate - 50 L/min
- Certificates - NIST Traceable Calibration Certificate
DR100102NISTCAL-FL1
- Size - 65 mm
- Valves - Without Valve
- End Fittings Material - Aluminum
- Flow Rate - 100 Air SCFH
- Certificates - NIST Traceable Calibration Certificate
DR10010M
- Size - 65 mm
- Valves - Without Valve
- End Fittings Material - Aluminum
- Flow Rate - 130 SCCM
- Certificates - No Additional Certificate
DR10010MNISTCAL-FL1
- Size - 65 mm
- Valves - Without Valve
- End Fittings Material - Aluminum
- Flow Rate - 130 SCCM
- Certificates - NIST Traceable Calibration Certificate
DR10010NISTCAL-FL1
- Size - 65 mm
- Valves - Without Valve
- End Fittings Material - Aluminum
- Flow Rate - 0.24 Air SCFH
- Certificates - NIST Traceable Calibration Certificate
DR100120M
- Size - 65 mm
- Valves - Without Valve
- End Fittings Material - Aluminum
- Flow Rate - 1.5 SCCM
- Certificates - No Additional Certificate
DR100120MNISTCAL-FL1
- Size - 65 mm
- Valves - Without Valve
- End Fittings Material - Aluminum
- Flow Rate - 1.5 SCCM
- Certificates - NIST Traceable Calibration Certificate
DR100120NISTCAL-FL1
- Size - 65 mm
- Valves - Without Valve
- End Fittings Material - Aluminum
- Flow Rate - 0.02 Water GPH
- Certificates - NIST Traceable Calibration Certificate
1 - 12 of 544 Part Numbers
Specifications
Brand
Accuracy
- ± 5 % of Full Scale at 70° F (21.1° C) & 14.7 psia (1 Atm Absolute)
Flow Rate
- 0.02 to 24 gph
- 0.24 to 100 Air scfh
- 1.5 to 1500 SCCM
- 1.8 to 50 L/minute
Maximum System Pressure
- psig: 250 (kPa: 1,700, bar: 17)
Media
- Compatible Gases
- Compatible Liquids
Mounting Position
- Vertical
NACE & NIST
- NIST Traceable Calibration Certificate
NPT Connection
- 1/8” NPT Female
O-Ring Material
- Buna-N on Aluminum Models
- Fluoroelastomer on Stainless Steel Models
Repeatability
- ± 0.25 % of Scale Reading
Temperature Range
- 121° C (250° F)
Wetted Materials
- 316 Stainless Steel - End Fittings & Float Material (Black Glass as Indicated)
- Anodized Aluminum - End Fittings
- Borosilicate Glass - Flowtube
- PTFE - Float Stops
- Film Processing
- Paper Manufacturing
- Chemical Processing
- Semiconductor Industry
- Water and Air Pollution Analysis Equipment
- Metals Processing
- Industrial Fuel and Energy Conservation
- Cylinder Gas Metering
- General Laboratory and Industrial Applications