Kurz 504FTB - Page 4

Kurz Instruments, Inc. 831-646-5911
2411 Garden Road www.kurzinstruments.com
Monterey, CA 93940
360208-F 454FTB, 504FTB, 534FTB 4
>X
Vavg
Vs
CF(v) ?
CF(v)= Vavg/Vs
0.5 < CF(v) < 1.0
Kurz 4xx (454,etc.)
D
A ? (ft
2
or m
2
)
A = D
2
π/4
d
L
L ? (ft, m), d ? (in)
SBCF= A/(A+12dL)
>5 D
CF(v)
v
x
x
x
x
0.7
1.0
Vs
ε < 2%
X = 40D
X = 20D
X = 15D
Less than two line
size changes
Less than two line
size changes