Permissible Pressure At The Thermowell; Thermowells 20 And 30 - JUMO ATH-SE Series Operating Manual

4 Mounting
4.5

Permissible pressure at the thermowell

4.5.1

Thermowells 20 and 30

CAUTION!
The following values refer to the maximum pressure of the probe mounting concerned. The max-
imum pressure which can be sealed depends on the mounting conditions and may possibly be
lower.
Thermowell „20" made of stainless steel
Material
Tube and screw connection
Temperature in °C
100
150
200
300
Permitted flow velocities
Thermowell „20" made of brass
Material
Tube and screw connection
Temperature in °C
100
150
Permitted flow velocities
NOTE!
The process connection plain cylindrical probe must only be used in pressureless medium.
CAUTION!
Due to the general accuracy of response, the device must only be used with the factory-supplied
thermowell.
14
CrNi
Tube diameter
8 × 0.75 mm
Max. permissible pressure in bar
92
88
83
72
Upon request
CuZn, nickel plated
Tube diameter
8 × 0.75 mm
Max. permissible pressure in bar
50
48
Upon request
Tube diameter
10 × 0.75 mm
74
71
67
58
Tube diameter
10 × 0.75 mm
40
39