fann 35A - Table 3-3 Rotor and Bob Dimensions; Table 3-4 Rotor-Bob Specifications; Table 3-5 Range of Environmental Conditions

Model 35 Viscometer Instruction Manual
208878 Revision N, February 2013 12
Table 3-3 Rotor and Bob Dimensions
Table 3-4 Rotor-Bob Specifications
ROTOR-BOB R1 B1 R2 B1 R3 B1 R1 B2 R1 B3 R1 B4
Rotor Radius, R
0
(cm) 1.8415 1.7588 2.5866 1.8415 1.8415 1.8415
Bob Radius, R
i
(cm) 1.7245 1.7245 1.7245 1.2276 0.8622 0.8622
Bob Height, L (cm) 3.8 3.8 3.8 3.8 3.8 1.9
Shear Gap in Annulus
(cm)
0.117 0.0343 0.8261 0.6139 0.9793 0.9793
Radii Ratio, R
i
/R
0
0.9365 0.9805 0.667 0.666 0.468 0.468
Maximum Use
Temperature (
o
C)
93 93 93 93 93 93
Minimum Use
Temperature (
o
C)
0 0 0 0 0 0
Table 3-5 Range of Environmental Conditions
Unit
Radius
(cm)
Length
(cm)
Cylinder Area (cm
2
) x Radius (cm)
B1 1.7245
3.8
71.005
B2 1.2276
3.8
35.981
B3 0.86225
3.8
17.751
B4 0.86225
1.9
8.876
R1 1.8415
n/a
n/a
R2 1.7589
n/a
n/a
R3 2.5867
n/a
n/a
Maximum Altitude
6562 ft (2000 m)
Temperature Range
41
o
F to 104
o
F (5
o
C to 40
o
C)
Maximum Relative Humidity (RH)
80% RH at 87.8
o
F (31
o
C) or less
50% RH at 104
o
F (40
o
C)