Mettler Toledo IND256x Installationshandbuch Seite 5

AVOID PLASTIC COVERS OVER THE TERMINAL.
ENSURE PROPER EQUIPOTENTIAL GROUNDING OF THE TERMINAL, MOUNTING ACCESSORIES, AND THE SCALE
BASE.
TERMINAL MUST BE PROTECTED FROM UV LIGHT.
FOR THE DC VERSION OF THE IND256x TERMINAL, THERE IS NO GALVANIC SEPARATION BETWEEN NON-
INTRINSICALLY SAFE SUPPLY CIRCUIT AND INTRINSICALLY SAFE OUTPUT CIRCUITS. THE NON-INTRINSICALLY SAFE
CIRCUIT MUST BE SAFELY CONNECTED TO EARTH. AND POTENTIAL EQUALIZATION MUST EXIST ALONG
INTRINSICALLY SAFE CIRCUITS.
ALTERNATIVELY, THE NON-INTRINSICALLY SAFE SUPPLY CIRCUIT (SELV) MUST BE SAFELY SEPARATED FROM
EARTH.
THE EXTERNAL CUSTOMER-PROVIDED DC POWER SUPPLY MUST HAVE A CATEGORY II MAXIMUM OVER-VOLTAGE,
ACCORDING TO IEC 60664-1.
SUFFICIENT STRAIN RELIEF MUST BE ENSURED TO PREVENT TENSILE FORCES ON THE CABLE GLANDS.
THE CABLE GLANDS MUST BE PROTECTED AGAINST DAMAGE FROM IMPACT.
THE TERMINAL ASSEMBLED WITH WIFI ANTENNA SHALL BE INSTALLED IN A POSITION IN SUCH A WAY THAT THE
RISK FOR MECHANICAL DAMAGE IS LOW. REPLACE THE WIFI ANTENNA IMMEDIATELY IF DAMAGED.
IND256x TERMINALS FACTORY-CONFIGURED WITH WIFI ARE APPROVED FOR USE IN ZONE 1 EQUIPMENT GROUP
IIB CLASSIFIED AREAS. IND256x TERMINALS FACTORY-CONFIGURED WITH WIFI MUST NOT BE USED IN EQUIPMENT
GROUP IIC CLASSIFIED AREA. USING THE IND256X TERMINAL FACTORY-CONFIGURED WITH WIFI IN A CLASSIFIED
AREA FOR WHICH IT IS NOT APPROVED COULD RESULT IN BODILY HARM AND/OR PROPERTY DAMAGE.
THE EXTERNAL CUSTOMER-PROVIDED DC POWER SUPPLY MUST HAVE A MAXIMUM OVER-VOLTAGE CATEGORY II
ACCORDING TO IEC 60664-1.
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