WIKA Intelli Therm TGT73.100, Operating Instructions Manual

Page: 6 / 92

EN
14028755.03 02/2021 EN/DE/FR/ES
6 WIKA operating instructions model TGT73
WARNING!
This is protection class 3 equipment for connection at low
voltages, which are separated from the power supply or
voltage by greater than AC 50 V or DC 120 V. Preferably,
a connection to an SELV or PELV circuit is recommended;
alternatively protective measures from HD 60346-4-41
(DIN VDE 0100-410).
Alternatively for North America:
The connection can be made in line with "Class 2 Circuits"
or "Class 2 Power Units" in accordance with CEC (Canadian
Electrical Code) or NEC (National Electrical Code).
Further important safety instructions can be found in the
individual chapters of these operating instructions.
2.1 Intended use
The gas-actuated thermometer is mainly used in the process industry to
monitor and control process temperatures.
The instrument has been designed and built solely for the intended use
described here, and may only be used accordingly.
The technical specifications contained in these operating instructions
must be observed. Improper handling or operation of the instrument
outside of its technical specifications requires the instrument to be
taken out of service immediately and inspected by an authorised WIKA
service engineer.
The manufacturer shall not be liable for claims of any type based on
operation contrary to the intended use.
2. Safety