Midas DL451, Руководство оператора

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DL451 Modular I/O
Operator Manual
Safety Precautions
Before installing, setting up or operating this equipment please ensure that
you have read and fully understand all of this section and the “IMPORTANT
SAFETY INSTRUCTIONS” at the front of this manual.
This equipment is supplied by a mains voltage that can cause electric shock injury!
The following special limitations must be observed in order to maintain safety and
electromagnetic compatibility performance.
Safety warnings
Signal 0V is connected internally to the chassis.
To electrically isolate the equipment, switch off the mains on/off switch at the
rear of unit. Make sure that the power at the mains outlet is off and then
disconnect the mains cable from the mains outlet.
Do not expose this equipment to dripping or splashing and ensure that no
objects filled with liquids, such as drinks glasses or cans, are placed on the
equipment.
To prevent shock or fire hazard, do not expose the equipment to rain or
moisture. To avoid electrical shock do not remove covers. Refer servicing to
qualified personnel only.
The power supplies - even the DC ones - have a high current!
General precautions
The following information gives basic safety precautions that should be observed to
reduce the risk of fire, electric shock and personal injury:
• Only properly trained service personnel familiar with this manual and with the
generally applicable safety regulations should service the equipment.
• Safety instructions detailed in the manual should be understood and properly
implemented.
• In the event of ground loop problems, disconnect the signal screen at one end of the
connecting cables. Note that this can only be done when the equipment is used
within a balanced system.
• Never operate damaged equipment and never operate equipment with damaged
cables.
• Any part that is damaged should be properly repaired or replaced. This must be
done by a fully trained and authorised service engineer.
• Observe all warnings, cautions etc. on any part of the equipment.
• Do not remove, hide or deface any warnings or cautions.