JUMO EM Series Operating Manual page 20

4 Mounting
Permissible incident flow velocities [m/s] at maximum permissible pressure load and different
immersion tube temperature "t"
Material
Immersion tube length S
Heat transfer
Pipe Diameter
(1) Air
(2) Water, oil
Stainless steel thermowells 20, 22, 40 and 41/42
Material
Pipe and nipple
Temperature in °C
100
150
200
300
400
20
St38.8 I
200 mm
Air, water, oil
8 mm
10 mm
15 mm
m/sec
Stainless steel (1.4571)
Pipe diameter
8 × 0.75 mm
or conical
Maximum permissible pressure in bar
92
88
83
72
67
_______
- - - - - - -
...............
(2)
(t) °C
Pipe diameter
10 × 0.75 mm
74
71
67
58
54
(1)
Pipe diameter
15 × 0.75 mm
50
48
45
39
36