Flocorp CalFlo™ CFAF is encapsulated in epoxy resin and operates with NO moving parts. The CFAF provides a wide measurement range up to 164 fps and is available in five different units to ensure the best signal resolution. Typical applications include air conditioning, dust collection systems, ventilation monitoring, and energy conservation systems.
Flocorp CalFlo™ CFAF Features and Benefits
- Compact airflow meter with rugged Stainless Steel construction or plastic Ultradur
- High accuracy with NO moving parts
- Provides 4-20 mA measurement
- Continually adjustable measurement range
- Sensor for all measurement and control applications
- Easy to install
Specifications
| Service |
Compatible Gasses |
| Measuring Range |
CFAF-_-01: 0.25 to 32 fps (10 mps) |
| CFAF-_-02: 0.25 to 65 fps (20 mps) |
| CFAF-_-03: 0.25 to 98 fps (30 mps) |
| CFAF-_-04: 0.25 to 131 fps (40 mps) |
| CFAF-_-05: 0.25 to 164 fps (50 mps) |
| Adjustment Characteristic |
Logarithmic to Flow Spee |
| Pressure |
CFAF-U: 15 psi (1 bar) |
| CFAF-S: 150 psi (10 bar) |
| Accuracy |
< 3% |
| Repeatability |
<1% |
| Temperature Drift |
< 0.3% / K |
| Supply Voltage |
24 VDC ± 30% |
| Consumptions |
1.3W max. |
| Output |
4-20 mA |
| Resistive Load |
0-500 Ohm |
| Measurement Range Adjustment |
The measurement range of the air flow meter is adjustable with a small screw driver (included) turning a potentiometer. A green |
| LED signalizes operation within the adjustable measurement range. |
| If flow exceeds the measurement |
| Process Temperature |
F: -4º to 160º |
| C: -20º to 70º |
| Ambienet Temperature |
F: -40º to 160º |
|
C: -20º to 70º |
| Enclosure Rating |
NEMA 4 (IP64) |
| Housing Material |
Ultradur (PBTP) or Stainless Steel |
| Sensor Material |
Ceramic with Over Glaze |
|
CFAF-U: 0.3 lbs (130 g) |
| Weight |
CFAF-S: 0.4 lbs (200 g) without nut |
| Cable |
|
| Cable Jacket Material |
Oilflex |
| Cable Length |
6.5’ (2m) |
Flow Meter Liquid and Gas Indonesia 