Hitachi Hidic EH-150 EH-OLNK Applications Manual page 4

1. Attachments
• To be used in environments stipulated in the catalogue and in this document.
Usage in environments that subject the equipment to high temperatures, high humidity,
dirt and dust, corrosive gas, vibrations and shocks may result in electric shocks, the
outbreak of fire and malfunctions.
• Ensure that all attachments are made in accordance with the instructions provided in
the instruction manual. If the attachment procedures are ill-prepared, it may result in
dropped equipment, damage and malfunctions.
• Ensure that cable clippings and other foreign objects do not enter the equipment.
Failure to observe this may result in the outbreak of fire, damage and malfunctions.
2. Wiring
• Ensure that the equipment is connected to a rated power supply.
Connecting the equipment to non-rated power supplies may result in the outbreak of
fire.
• Ensure that all wiring procedures are performed by qualified technicians.
Wrong wiring may result in the outbreak of fire, damage and electric shocks.
• The wire which supplies a power supply to the module is to use shield line. And,
wiring is to separate from other power line, signal lines.
• Optical fiber cable which connects modules is different from the usual electric cable, and very
delicate. Therefore, when handling is mistaken, optical fiber is sometimes out. Be careful of handling
of optical fiber cable.
3. Maintenance
• Never dismantle or remodel the equipment.
Failure to observe this may result in the outbreak of fire, damage and malfunctions.
• Ensure that the power supply to the modules and units that are to be disconnected has
been switched off.
Failure to observe this may result in electric shocks, malfunctions and damage.
CAUTION
CAUTION
PROHIBITED
CAUTION