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EN
14073045.06 10/2020 EN/DE/FR/ES
WIKA operating instructions model TR25 (Ex i)
6
2. Design and function
2.1 Description
This resistance thermometer, through a wide variety of process connections, enables
trouble-free connection to many different processes.
3- or 4-wire platinum measuring resistors in accuracy classes A and B per DIN EN 60751
serve as sensors.
Transmitters built into the connection head are capable of making various output signals
available, for example 4 ... 20 mA or HART
®
protocol.
2.2 Dimensions in mm
■
Version with clamp connection
L
Connection head
Terminal block,
transmitter (option)
Pipe body
Ø D
i
Ø D
14053685.01
Legend:
M
Neck tube length
N (M
H
) Neck length
L
Insertion length
Ø D
i
Inner diameter of pipe
Ø D
Clamp fitting
14027661.01
2. Design and function
Содержание TR25 (Ex i)
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