Test pressure : 98 through 2,500 Pa (0.4 through 10 " w.c)
Measuring range
- 0.4 through 750 cm3/cm/s at 5 cm2 test area
- 1 through 10,000 l/m2/s or mm/s at 20 cm2 test area
- 0.1 through 1,300 cfm at 38 cm2 test area

ASTM D 737, JIS L 1,096-A