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Nominal
size
JIS B2220
AWWA C-207
10K
20K
Class D
Liner
PFA, PTFE,
Ebonite
Soft rubber,
EPDM, Linatex
PFA, PTFE,
Ebonite
Soft rubber,
EPDM, Linatex
PFA, PTFE,
Ebonite
Soft rubber,
EPDM, Linatex
mm
inch Min
Max
Min
Max
Min
Max
Min
Max
Min
Max
Min
Max
65
2½
13.4
14
10.9
11
16.3
17
13.2
14
-
-
-
-
80
3
7.8
8
6.4
7
26.0
27
21.3
22
-
-
-
-
100
4
11.0
12
9.3
10
37.4
39
31.5
33
-
-
-
-
125
5
19.5
20
16.8
18
60.3
63
51.6
54
-
-
-
-
150
6
26.1
27
22.9
24
32.5
34
28.2
30
-
-
-
-
200
8
26.0
27
23.3
25
45.4
48
40.4
42
-
-
-
-
250
10
43.3
45
39.3
41
77.1
81
69.2
73
-
-
-
-
300
12
41.2
43
38.1
40
74.8
79
68.1
71
-
-
-
-
350
14
52.0
55
47.9
50
116.4
122
106.0
111
-
-
-
-
400
16
74.6
78
69.0
72
146.2
154
134.3
141
-
-
-
-
450
18
73.9
78
68.7
72
149.2
157
137.5
144
-
-
-
-
500
20
89.6
94
83.7
88
179.0
188
165.9
174
-
-
-
-
600
24
129.4
136
121.9
128
241.4
253
225.7
237
-
-
-
-
700
28
-
-
-
-
-
-
-
-
124.1
130
116.9
123
750
30
-
-
-
-
-
-
-
-
139.4
146
131.7
138
800
32
-
-
-
-
-
-
-
-
188.4
198
178.3
187
900
36
-
-
-
-
-
-
-
-
204.2
214
194.1
204
1000
40
-
-
-
-
-
-
-
-
222.8
234
212.3
223
1050
42
-
-
-
-
-
-
-
-
246.8
259
233.7
245
1100
44
-
-
-
-
-
-
-
-
241.4
254
230.7
242
1200
48
-
-
-
-
-
-
-
-
257.7
271
246.8
259
1400
54
-
-
-
-
-
-
-
-
373.4
392
360.8
379
1500
59
-
-
-
-
-
-
-
-
388.6
408
374.0
393
1600
66
-
-
-
-
-
-
-
-
471.5
495
452.6
475
1800
72
-
-
-
-
-
-
-
-
480.8
505
464.1
487
2000
78
-
-
-
-
-
-
-
-
592.6
622
575.3
604
2200
87
-
-
-
-
-
-
-
-
802.5
843
-
-
4.4
Potential equalization
To obtain optimum results from the measuring system, the sensor must have the same electrical
potential as the liquid being measured.
This is achieved by means of built-in grounding electrodes.
Installing/Mounting
4.4 Potential equalization
SITRANS FM MAG 3100
Operating Instructions, 12/2021, A5E03005599-AE
39