Wika TIF52 Manual do Utilizador descarregar pdf (Página 10)

WIKA operating instructions models TIF50, TIF52

14009686.02 03/2012 GB/D

Field case Models TIF50, TIF52

Material Aluminium, window in polycarbonate

Colour Night blue, RAL 5022

Cable glands 3 x M20 x 1.5 or 3 x ½ NPT

Ingress protection IP 66

Weight approx. 1.5 kg

Dimensions see drawing

For further specications see WIKA data sheet TE 62.01 and the order documentation.

When using other indicators or transmitters, their EC declarations of conformity

are valid.

The group and class of the noise emission and interference immunity, electrical

specications and ambient temperature range can be found in the respective

data sheets and instruction manuals.

For further important safety instructions for operation in hazardous areas, see

chapter 9 "Information on mounting and operation in hazardous areas".

4. Design and function

4.1 Description

The eld instruments are used for converting a resistance value or a voltage value into a

proportional current signal (4 ... 20 mA). Thus the sensors are permanently monitored for

their fault-free operation.

The eld instruments meet the requirements of:

■

Explosion protection (depending on the version)

■

Electromagnetic compatibility in accordance NAMUR recommendation NE21

■

Signalling at the analogue output in accordance with NAMUR recommendation NE43

■

Sensor burnout signalling in accordance with NAMUR recommendation NE89

(corrosion monitoring sensor connection)

Versions

Model TIF5x-F Field instrument, Ex protection (ameproof enclosure)

Model TIFxx-I Field instrument, Ex protection (intrinsically safe)

Model TIFxx-S Field instrument, no Ex protection (standard)

3. Specications

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 67 68

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Wika TIF52 Manual do Utilizador Página 10