Model AFH2 Air Flow Hood

Measures Volumetric Flow Rate with Highly Accurate Digital Manometer

This model is no longer available, see Series SAH SMART AIR HOOD for a suggested replacement.

Specifications

Service:
Air.
Volume Flow Rate Units:
CFM, l/s, m3/hr.
Volume Flow Ranges:
> Supply: CFM: 41 to 1176; l/s: 19 to 555; m3/hr: 69 to 2000;
Exhaust: CFM: 45 to 1176; l/s: 21 to 555; m3/hr: 76 to 2000.
Volume Flow Ranges with low Flow Kit:
>Supply: CFM: 25 to 1176; l/s: 12 to 555; m3/hr: 43 to 2000;
Exhaust: CFM: 29 to 1176; l/s: 14 to 555; m3/hr: 49 to 2000.
Accuracy @ 20°C (68°F):
>Supply: ±3% of reading ±9 CFM (±4 l/s, 14 m3/hr);
Exhaust: ±3% of reading ±9 CFM (±4 l/s, 14 m3/hr).
Span Stability v. Temperature:
Better than 0.1% of range in use per 2°F (1°C).
Zero System Accuracy:
±1 count (±0.05 Pascal typical; ±0.0002 in w.c.).
Temperature Limits:
>Operating: 32 to 122°F (0 to 50°C);
Storage: 23 to 122°F (-5 to 50°C).
Thermal Effect:
±0.1% of range in use per 2°F (1°C).
Zero Drift:
Negligible due to auto zero system. When auto zero set at 30 second intervals (2 minute warm up).
Orientation Effect:
Any 45 degree change 0.0004 in w.c. (0.1 pascal) typical.
System Air Leak:
0.366 in3/hr (0.1 ml/min) @ 20 in w.c. (5 kPa) typical.
Maximum Differential Pressure:
60 in w.c. (15 kPa).
Auto Ranging Display:
0.375" high digits.
Resolution:
1 CFM, 1 l/s, 1 m3/hr.
Output:
RS-232 serial interface (baud rate 9600).
Memory Capability:
2500 readings in any engineering unit.
Power Requirements:
8.4 V NiMH battery, installed functional, user replaceable (optional 9 V alkaline battery may be used in place of rechargeable).
Dimensions:
30" x 24" x 24" (965 x 610 x 610 mm). Hood only: 2' x 2' (600 mm x 600 mm).
Weight:
8.8 lb (4 kg).
Agency Approval:
CE.

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