Installation
Proline Promag 53 PROFIBUS DP/PA
38
Hauser
Screw tightening torques (Promag P)
Note the following points:
• The tightening torques listed below are for lubricated threads only.
• Always tighten the screws uniformly and in diagonally opposite sequence.
• Overtightening the fasteners will deform the sealing faces or damage the seals.
• The tightening torques listed below apply only to pipes not subjected to tensile stress.
Promag P
Nominal diameter
EN (DIN)
Pressure rating
Screws
Max. tightening torque [Nm]
[mm]
[bar]
PTFE
PFA
15
PN 40
4 x M 12
11
-
25
PN 40
4 x M 12
26
20
32
PN 40
4 x M 16
41
35
40
PN 40
4 x M 16
52
47
50
PN 40
4 x M 16
65
59
65 *
PN 16
8 x M 16
43
40
65
PN 40
8 x M 16
43
40
80
PN 16
8 x M 16
53
48
80
PN 40
8 x M 16
53
48
100
PN 16
8 x M 16
57
51
100
PN 40
8 x M 20
78
70
125
PN 16
8 x M 16
75
67
125
PN 40
8 x M 24
111
99
150
PN 16
8 x M 20
99
85
150
PN 40
8 x M 24
136
120
200
PN 10
8 x M 20
141
101
200
PN 16
12 x M 20
94
67
200
PN 25
12 x M 24
138
105
250
PN 10
12 x M 20
110
-
250
PN 16
12 x M 24
131
-
250
PN 25
12 x M 27
200
-
300
PN 10
12 x M 20
125
-
300
PN 16
12 x M 24
179
-
300
PN 25
16 x M 27
204
-
350
PN 10
16 x M 20
188
-
350
PN 16
16 x M 24
254
-
350
PN 25
16 x M 30
380
-
400
PN 10
16 x M 24
260
-
400
PN 16
16 x M 27
330
-
400
PN 25
16 x M 33
488
-
450
PN 10
20 x M 24
235
-
450
PN 16
20 x M 27
300
-
450
PN 25
20 x M 33
385
-
500
PN 10
20 x M 24
265
-
500
PN 16
20 x M 30
448
-
500
PN 25
20 x M 33
533
-