Wika UT-11 Manual de usuario descargar pdf (Pagina 7)

WIKA operating instructions unitrans



indicator module model A-IUR-1 7

14040124.01 04/2012 GB/D/F/E

2. Safety

2.3 Additional safety instructions for instruments per ATEX

WARNING!

Non-observance of these instructions and their contents may

result in the loss of explosion protection.

EC type-examination certicate

Directive: 94/9/EC

Electrical, mechanical and thermal parameters for connection to an intrinsi-

cally safe circuit with the following maximum values:

Voltage U

: DC 9.2 V

Strength of current I

: 115 mA

Max. power

■

for temperature class T4: 0.133 W

■

for temperature class T5: 0.133 W

■

for temperature class T6: 0.066 W

Eective internal inductance L

: Negligible

Eective internal capacitance C

: 2 µF

Specic conditions for safe use.

The indicator is suitable for use in the following ambient temperature ranges:

■

Temperature class T4: -20 ... +70 °C

■

Temperature class T5 and T6: -20 ... +60 °C

The mounting of the indicator to intrinsically safe electrical equipment must

be tested and certied; after mounting, an ingress protection of IP 20 in

accordance with EN 60529 must be ensured for the entire equipment.

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Wika UT-11 Manual de usuario Pagina 7