General safety instructions
!
CAUTION!
• Lay the cables so that they cannot be tripped over or damaged.
A
NOTICE!
• Use ductwork or cable ducts if it is necessary to lay cables through
metal panels or other panels with sharp edges.
• Do not lay the 230 V mains cable and the 12 V DC cable in the same
duct.
• Do not lay the cable so that it is loose or heavily kinked.
• Fasten the cables securely.
• Do not pull on the cables.
2.5
Operating the device safely
D
DANGER! Danger of electrocution
• Do not touch exposed cables with your bare hands. This applies espe-
cially when operating the device from the AC mains.
!
WARNING!
• Only use the device in closed, well-ventilated rooms.
!
CAUTION!
• Do not operate the device
– In salty, wet or damp environments
– In the vicinity of corrosive fumes
– In the vicinity of combustible materials
– In areas where there is a danger of explosions.
• Before starting the device, ensure that the power supply line and the
plug are dry.
• Always disconnect the power supply when working on the device.
• Please observe that parts of the device may still conduct voltage even
if the fuse has blown.
• Do not disconnect any cables when the device is still in use.
A
NOTICE!
• Make sure the air inlets and outlets of the device are not covered.
• Ensure good ventilation.
12
DSP 212, DSP 224, DSP 412, DSP 424
EN