The SKC chek-mate Flowmeter is our easy to use differential pressure flowmeter for calibrating air flow sample pumps at flow ranges between 0.50-5.0 L/min and 20-500 ml/min. The chek-mate meets the accuracy requirements of international HSE sampling methods.
Features
- Two models to cover a range of flows
- Medium Flow: 0.75 to 5 L/min
- Low Flow model coming in 2018
- Certified volumetric accuracy of medium flow model is 1% of reading
- Contact SKC for further Low Flow chek-mate specifications
- Built-in sensors adjust for changes in temperature and atmospheric pressure
- Certified to a NIST national standard in an ISO 17025 calibration laboratory
- NIST-traceable calibration certificate supplied
- Moving-average flow reading updates and displays continuously
- Sleek design is field portable for calibration anywhere, anytime
- 7.1 x 3.3 x 1.3 inches (18 x 8.3 x 3.3cm)
- Only 8.5 ounces (242 grams)
- Compact for handheld use
- 9-volt alkaline battery operation
- Auto shut-off feature conserves battery
- No moving parts, use in any orientation
- Easy one-button operation
- Internal filter protects components from dust
Specifications
Performance Profile
| Model | 375-0550 | 375-00205 |
|---|
| Flow Range | 0.5 - 5.0 L/min | 20 - 500 ml/min |
| Display Resolution | 0.001 L/min | 0 - 99.99 ml/min: 0.01 ml/min
100 to 500 ml/min: 0.1 ml/min
|
| Accuracy | 0.75 - 5.0 L/min: ±1% of reading
0.5 - 0.75 L/min: ±2.5% of reading
| 50 to 500 ml/min: ±1% of reading
20 to 50 ml/min: ±2.5% of reading
|
| CalChek Interface Socket | Yes | No |
| Power Supply | • 9V alkaline battery (included)
• Provides approximately 30 hours of operation
• Automatic 15 minute power off timer
• Low battery indication
|
| Operating Temperature | 0 to 40°C (32 to 104°F) |
| Operating Barometric Pressure | 700 mbar to 1090 mbar (20.7" Hg to 32.2" Hg) |
| Operating Altitude | Sea level to approximately 3050m (10,000ft) above sea level |
| Overall Dimensions (including hose tail) | 18 x 8.3 x 3.3 cm (7.1 x 3.3 x 1.3 ") |
| IP Rating | IP40 |
| Weight | 236 g (8.3 ounces) | 232 g (8.2 ounces) |
| Certification | CE Marked |
Order
| Description | Cat. No. |
chek-mate Calibrator, 0.50 to 5 L/min
chek-mate Calibrator with CalChek, 0.50 to 5 L/min, includes 9-volt alkaline battery, CalChek automatic calibration, and UKAS-traceable calibration certificate
| 375-0550 |
chek-mate Calibrator, 0.50 to 5 L/min
chek-mate Calibrator with CalChek, 0.50 to 5 L/min, includes 9-volt alkaline battery, CalChek automatic calibration, and NIST-traceable calibration certificate
| 375-0550N |
chek-mate Calibrator, 20 to 500 ml/min
chek-mate Calibrator, 20 to 500 ml/min, includes 9-volt alkaline battery and NIST-traceable calibration certificate
| 375-00205N |
