Mettler Toledo IND500x Installationsanleitung Seite 5

Special Conditions for Safe Use
Safety Instructions for Service
IND500x
WARNING
Operation is only permitted when operational and process-related electrostatic
charges are eliminated. Use the equipment only when electrostatic processes
leading to propagation brush discharge is impossible. Keep the equipment
away from processes that generate high charging potential such as electrostatic
coating, rapid transfer of non-conductive materials, rapid air jets, and high
pressure aerosols.
WARNING
The non-metallic parts (display area of IND500x) incorporated in the enclosure
of this equipment may generate an ignition-capable level of electrostatic
charge.
1 The equipment shall not be installed in a location where build-up of electrostatic charge
on such surfaces shall occur.
2 The display area of the equipment shall only be gently cleaned with a damp cloth.
3 Strong solvents are not allowed to be used for cleaning of the whole ESD protected
plastic keypad.
4 The entire plastic keypad must be replaced when the ESD protection layer is visibly
worn.
WARNING
The Model IND500x Weighing Indicator circuits shall be limited to overvoltage
category I or II as defined in IEC 60664-1.
WARNING
The Model IND500x Weighing Indicator shall not be used where UV light or
radiation may impinge on the enclosure.
WARNING
Only permit qualified personnel to service the equipment. Exercise care when
making checks, tests and adjustments that must be made with power on.
Failure to observe this precaution could result in bodily harm and/ or property
damage.
WARNING
Do not perform any service on this equipment before the area in which the
equipment is located has been secured as nonhazardous by personnel
authorized to do so by the responsible person at the customer's site.
5