4 Thermocouples
18
Variant with terminal head
(1) (2) (3) (4)
(1) Protection tube
• In contact with the process
• Protects the measuring insert against the medium (pressure, flow, etc.)
• On versions with immersion sleeves, the need to open the process can be avoided,
for example to replace the thermometer or measuring insert
(2) Process connection
• Interface with the process
• Thread, flange, etc.
(3) Extension tube
• Protects the components (such as the transmitter) against excess temperatures in the area of
the terminal head
• Spans the insulation, such as on pipes or furnaces;
the terminal head should always be outside the insulation
(4) Terminal head
• Contains and protects the connection components
• Display optional
(5)
(5) Measuring insert
• Contains the thermocouple
• Replaceable or permanently installed
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