JUMO 60.3031 Surface-mounting thermostats, ATH.-SE Operating Manual - Manual (Page 12)

3 Mounting
12
3.5 Permissible pressure at the sheath
3.5.1 Sheaths 20 and 30
3.5.1.1 Stainless steel sheath
Material
l
Permitted flow
velocities on request
3.5.1.2 Sheath "20" made of brass
Emitted flow
velocities on request
A
The following values refer to the maximum pressure of the probe mounting
concerned. The maximum pressure which can be sealed depends on the
mounting conditions and may possibly be lower.
Tube and nipple material: X 6 CrNiMoTl 17 122
Temperature Tube diameter
8 x 0.75 mm or conical 10 x 0.75 mm
Max. permissible pressure Max. permissible pressure
100 °C 92 bar 74 bar
150 °C 88 bar 71 bar
200 °C 83 bar 67 bar
300 °C 72 bar 58 bar
Sheath "20" tube and nipple material: brass
Temperature Tube diameter
8 x 0.75 mm 10 x 0.75 mm
Max. permissible pressure Max. permissible pressure
100 °C 50 bar 40 bar
150 °C 48 bar 39 bar
H
The plain cylindrical probe, Form 10 must only be used in pressureless
medium.
A
Due to the general accuracy of response, the instrument must only be used
with the factory-supplied sheaths.