Wika TR25 Instrukcja Użytkownika Pobierz pdf (Strona 8)

14073045.01 10/2013 GB/D

WIKA operating instructions model TR25 (Ex i)

DANGER!

Danger of death caused by electric current

Upon contact with live parts, there is a direct danger of death.

■

The instrument may only be installed and mounted by skilled personnel.

■

Operation using a defective power supply unit (e.g. short circuit from the mains

voltage to the output voltage) can result in life-threatening voltages at the

instrument!

WARNING!

Residual media in the dismounted instrument can result in a risk to persons, the

environment and equipment.

Take sucient precautionary measures.

Do not use this instrument in safety or emergency stop devices. Incorrect use of the

instrument can result in injury.

Should a failure occur, aggressive media with extremely high temperature and under

high pressure or vacuum may be present at the instrument.

DANGER!

Make sure that the thermowell is suciently earthed.

2.6 Labelling, safety marks

Additional data for Ex instruments

2. Safety

Model

Sensor in accordance with standard

■

F Thin-lm resistor

■

W Wire-wound resistor

Approval number

Year of manufacture

Transmitter model

(only for design with transmitter)

Year of manufacture

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 51 52

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Wika TR25 Instrukcja Użytkownika Strona 8