Brooks Instrument 1255A, Installation & Operation Manual

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Section 1 Introduction
3
Table 1-2 Capacities - Rib Guide Tubes, Spherical Floats for use with 1350G Series Only
Meter
Size
Tube
No.
Float
Material
Water Air
GPH LPH SCFH NLPH
2
R-2-65-A G
Glass 0.010 0.041 0.12 3.2
Sapphire 0.021 0.079 0.19 5.0
Stainless Steel 0.049 0.18 0.37 9.8
Carboloy 0.10 0.36 0.65 17
Tantalum 0.10 0.40 0.71 18
R-2-65-B G
Glass 0.014 0.06 0.16 4.4
Sapphire 0.028 0.10 0.25 6.7
Stainless Steel 0.07 0.25 0.48 12
Carboloy 0.12 0.48 0.80 21
Tantalum 0.14 0.53 0.87 22
R-2-65-C G
Glass 0.12 0.47 0.99 26
Sapphire 0.22 0.83 1.3 35
Stainless Steel 0.41 1.5 2.1 55
Carboloy 0.65 2.4 3.1 81
Tantalum 0.70 2.6 3.3 87
R-2-65-D G
Glass 0.68 2.5 3.9 100
Sapphire 0.99 3.7 5.1 130
Stainless Steel 1.6 6.3 7.9 200
Carboloy 2.5 9.5 11 290
Tantalum 2.7 10.0 12 310
6
R-6-65-A G
Glass 2.2 8.5 13 340
Sapphire 3.3 12 17 440
Stainless Steel 5.6 21 25 660
Carboloy 8.3 31 36 940
Tantalum 8.8 33 38 1000
R-6-65-B G
Glass 8.7 33 46 1200
Sapphire 12 47 59 1500
Stainless Steel 20 76 86 2200
Carboloy 29 100 110 3100
Tantalum 30 110 120 3300
Air flows are at 14.7 psia and 70 Degrees F/1.01 Bar and 21.1 Degrees C
Table 1-3 Tube and Float Code -
Seventh Digit in Model Code for Scale Configuration
Code Model 1350 Tube Model 1355 Tube
A R-2-15-A G
B R-2-15-B G
C R-2-15-C G
D R-2-15-D G
F R-6-15-B G
G R-2-65-A G R-2-15-AAAA G
H R-2-65-B G
J R-2-65-C G
K R-2-65-D G
L R-6-65-A G
M R-6-65-B G
N No Tube No Tube
Table 1-4 Tube and Float Code -
Eighth and Ninth Digit in Model Code for Scale Configuration
Meter
Accuracy
Float
Material
Decal Scale Inscription
MM
Scale
Linear
Scale
Custom
Decal
Percent
Scale
Standard
(1350-10%)
(1355-5%)
Glass 1A 2A 3A 4A
Stainless Steel 1B 2B 3B 4B
Sapphire 1C 2C 3C 4C
Carboloy 1D 2D 3D 4D
Tantalum 1E 2E 3E 4E
Calibrated
(1350-5%)
(1355-2%
Glass 1G 2G 3G 4G
Stainless Steel 1H 2H 3H 4H
Sapphire 1J 2J 3J 4J
Carboloy 1K 2K 3K 4K
Tantalum 1L 2L 3L 4L
*Note: Code for No Float/No Scale = “ZZ”