Installation and operation manual – Brooks Instrument MT3809E User Manual
Page 10
1-4
Section 1 Introduction
Models MT 3809 & 3819
Installation and Operation Manual
X-VA-MT3809-3819-eng
Part Number: 541B049AHG
September, 2008
Table 1-1B Model MT 3819 (Tefzel Lined) Capacities and Pressure Drop
Table 1-1A Model MT 3809 Capacities, Pressure Drop and Viscosity Immunity Ceiling
CONNECTION SIZE
FLOAT MATERIAL STAINLESS STEEL 316L
METER
DIN
ANSI
FLOAT
WATER
AIR
1,2
Press Drop Press Drop VIC (cSt)
Max. Visc
PED
SIZE
DN mm
inches
CODE
l/h
gpm
scfm
nm3/h
mbar
inches WC
(cSt)
(cSt)
Category
15
1/2"
A
25
0.11
0.49
0.78
30
13
1
40
SEP
B*
65
0.28
1.2
2
30
13
1
20
SEP
C
130
0.59
2.4
3.7
30
13
1
120
SEP
D*
200
0.88
3.7
5.8
35
15
1
20
SEP
15
1/2"
A
250
1.1
5.2
8.2
45
19
2
250
SEP
B
400
1.7
7.7
12
55
23
1
180
SEP
C
650
2.8
11
18
60
25
2
475
SEP
D
1000
4.4
21
33
130
53
1.5
250
SEP
25
1"
A
1200
5.2
19
30
60
25
5
475
CAT I, II or III
B
1500
6.6
31
49
70
29
1.5
400
CAT I, II or III
C
2400
10
41
65
85
35
7
475
CAT I, II or III
D
3500
15
65
100
155
63
4
475
CAT I, II or III
40
1 1/2"
A
4000
17
67
100
50
21
50
475
CAT I, II or III
B
6000
26
94
140
60
25
30
475
CAT I, II or III
C
8000
35
150
230
150
61
2
475
CAT I, II or III
D
10000
46
210
330
300
121
2
475
CAT I, II or III
50
2"
A
6500
28
100
160
50
21
50
475
CAT I, II or III
B
9500
41
160
250
60
25
50
475
CAT I, II or III
C
12000
55
200
310
100
41
2.5
475
CAT I, II or III
D
20000
88
390
620
300
121
1
475
CAT I, II or III
80
3"
A
20000
88
390
620
110
45
8
475
CAT I, II or III
B
30000
130
550
860
140
57
7
475
CAT I, II or III
C
40000
170
750
1100
280
113
5
475
CAT I, II or III
100
4"
A
49000
210
NA
NA
160
65
15
475
CAT I, II or III
B
70000
300
NA
NA
210
85
10
475
CAT I, II or III
C
100000
440
NA
NA
300
121
5
475
CAT I, II or III
1. Air flows in scfm are given at 70°F and 14.7 psia
2. Air flows in nm3/h are given at 0°C and 1.013 bar (a)
3. *Minimum operating pressure required 7 psig / 0.48 bar
13
15
16
7
8
10
12
CONNECTION SIZE
TUBE
STANDARD FLOAT MATERIAL CAPACITIES (See Note 3)
METER
DIN
ANSI
FLOAT
WATER
AIR
1,2,4
Press Drop Press Drop
PED
SIZE
DN mm
inches
CODE
l/h
gpm
scfm
nm3/h
mbar
inches WC
Category
15
1/2"
GA
110
0.48
2
3.2
25
11
SEP
GB
170
0.75
3.2
5
50
21
SEP
15
1/2"
A
250
1.1
4.6
7.3
30
13
SEP
B
420
1.8
7.7
12
45
19
SEP
C
500
2.2
9.2
14
40
17
SEP
D
850
3.7
15
24
130
53
SEP
25
1"
A
1400
6.2
26
41
45
19
CAT I, II or III
B
2000
8.8
37
58
106
43
CAT I, II or III
C
2400
10
44
70
90
37
CAT I, II or III
D
3000
13
55
87
130
53
CAT I, II or III
40
1 1/2"
A
3000
13
55
87
50
21
CAT I, II or III
B
4000
18
74
110
75
31
CAT I, II or III
C
5000
22
92
140
85
35
CAT I, II or III
D
6000
26
110
170
120
49
CAT I, II or III
50
2"
A
6000
26
110
170
95
39
CAT I, II or III
B
8000
35
147
230
125
51
CAT I, II or III
C
12000
53
220
340
200
81
CAT I, II or III
D
15000
66
270
430
225
91
CAT I, II or III
1. Air flows in scfm are given at 70°F and 14.7 psia
2. Air flows in nm3/h are given at 0°C and 1.013 bar (a)
3. Sizes 7 & 8 floats are Hastelloy C-276 (Density = 8.94 kg/dm
3
), Sizes 10, 12 & 13 are PVDF (Density = 4.22 kg/dm
3
)
4. For gas applications operating pressure must be greater than 29 PSIA / 2 bar (a)
13
7
8
10
12