chek-mate Flowmeter, 20 to 500 ml/min, with NIST Standard Traceable Calibration Certificate
chek-mate Flowmeter, 20 to 500 ml/min
Low Flow chek-mate Flowmeter, 20 to 500 ml/min, includes a 9-volt alkaline battery and NIST standard traceable calibration certificate
The Proof is in the Performance! With a volumetric accuracy of 1% of reading, chek-mate® is the smart choice for air sampling pump flow rate verification.
Performance Profile
Flow Measurement Range |
Low Flow Chek-mate: Medium Flow Chek-mate: High Flow Chek-mate: |
Display Resolution | 0.001 L/min |
Accuracy | Low Flow Chek-mate: 20-50 ml/min ± 2.5% of reading 50-500 ml/min ± 1% of reading Medium Flow Chek-mate: High Flow Chek-mate: |
Battery |
9-V alkaline primary (disposable) PP3 / 6LR61 / 1604A or equivalent, or Automatic power off timer – 15 minutes |
Operating Temperature Range | 32 to 104 F (0 to 40 C) |
Operating Barometric Pressure |
700 mbar to 1090 mbar (20.7 inch Hg to 32.2 inch Hg) |
Operating Altitude |
Sea level to approximately 10,000 ft (3050 m) above sea level |
IP Rating (enclosure) |
IP40 |
Overall Dimensions |
7 x 3.3 x 1.3 in (17.8 x 8.4 x 3.3 cm) |
Weight |
Models below 9 ounces (255 grams) |
Certification |
CE Marked |
- Calibrator Type : Electronic
- Calibrator Flow Measurement Range : 20 to 500 ml/min
- CE Marked : Yes
- Automatic Calibration Compatible : No