Wika TR25 Manual de usuario descargar pdf (Pagina 9)

WIKA operating instructions model TR25 (Ex i)

14073045.01 10/2013 GB/D

Explanation of symbols

Before mounting and commissioning the instrument, ensure you read the

operating instructions!

CE, Communauté Européenne

Instruments bearing this mark comply with the relevant European directives.

ATEX European Explosion Protection Directive

(Atmosphère = AT, explosible = EX)

Instruments bearing this mark comply with the requirements of the European directive

94/9/EC (ATEX) on explosion protection.

3. Specications

Specications Model TR25

Temperature range Measuring range -50 ... +150 °C

Measuring element Pt100 (measurement current: 0.1 ... 1.0 mA)

Sensor connection method 3-wire

4-wire

Sensor tolerance value

per DIN EN 60751

Class B

Class A

Materials

■

Wetted parts

■

Neck tube

■

Tubular body

■

Sealing (option)

Stainless steel 1.4435, 316L

Stainless steel

Stainless steel 1.4435, 316L

NBR, PTFE or EPDM

Surfaces Standard: R

≤ 0.76 µm

Option: R

≤ 0.38 µm

In addition, the wetted surfaces can be electropolished.

Standard neck length 50 mm

Standard neck tube diameter 12 mm

Process connections Connection for pipes per DIN 11866 row A, B, C

Clamp per DIN 32676

Threaded connection per DIN 11851

Threaded connection per DIN 11864-1 form A

Threaded connection NEUMO BioConnect

Threaded connection SMS

Permissible ambient temperature

■

without transmitter

■

with transmitter

-40 ... +85 °C

see operating instructions of the transmitter in question

2. Safety /

3. Specications

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 51 52

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Wika TR25 Manual de usuario Pagina 9

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