WIKA TIF50 Betriebsanleitung Seite 29

9. Information on mounting and operation in hazardous areas
9.2 Specific conditions for safe use, models TIF5x-I
Installation in areas requiring EPL Ga or EPL Gb equipment
Electronic assemblies of field transmitter models TIF5x-I shall be mounted inside a case
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suitable for installation in EPL Ga or Gb area respectively, wherein electrostatic charge
effects are excluded. The case shall provide, as a minimum, a degree of protection of
IP20 according to IEC 60529.
Wiring inside this case shall satisfy the conditions of clause 6.3.12 and clause 7.6.e of
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IEC 60079-11:2011.
Terminals or connectors for the intrinsically safe circuits shall be arranged in line with
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clause 6.2.1 or 6.2.2 of IEC 60079-11:2011, respectively.
Installation in areas requiring EPL Da or EPL Db equipment
Electronic assemblies of field transmitter models TIF5x-I shall be mounted inside a case
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suitable for installation in EPL Da or Db area respectively, wherein electrostatic charge
effects are excluded. The case shall provide, as a minimum, a degree of protection of
IP5x (group IIIB application) or IP6x (group IIIC application) according to IEC 60529.
Wiring inside this case shall satisfy the conditions of clause 6.3.12 and clause 7.6.e of
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IEC 60079-11:2011.
Terminals or connectors for the intrinsically safe circuits shall be arranged in line with
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clause 6.2.1 or 6.2.2 of IEC 60079-11:2011, respectively.
All conditions for safe use of the built-in IS transmitter, which are not covered by this EU
type examination certificate, must be stated within the manufacturer's instructions by
WIKA.
Temperature information
Installations in areas requiring EPL Ga or Gb equipment
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The resulting ambient temperature range and temperature class, which are covered by
the built-in IS transmitter and indicator must be stated in the manufacturer's instructions
by WIKA; unless they are mentioned on the marking plate.
Installations in areas requiring EPL Da or Db equipment
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The resulting maximum surface temperature which is covered by the built-in IS
transmitter and indicator must be stated in the manufacturer's instructions by WIKA;
unless they are mentioned on the marking plate.
WIKA operating instructions models TIF50, TIF52
EN
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