2 - Safety
4
QPX750 Instruction Manual
2.2
Safety notices
This instrument is:
·
A safety Class I instrument according to IEC classification and has been designed to meet the
requirements of EN61010-1 (Safety Requirements for Electrical Equipment for Measurement,
Control and Laboratory Use). It is an Installation Category II instrument intended for operation from
a normal single-phase supply.
·
Designed for indoor use in a Pollution Degree 2 environment in the temperature range 5°C to 40°C,
20% - 80% RH (non-condensing).
·
Tested in accordance with EN61010-1 and has been supplied in a safe condition. This instruction
manual contains some information and warnings which have to be followed by the user to ensure
safe operation and to retain the instrument in a safe condition.
WARNING
Do not operate while condensation is present.
Do not operate outside its rated supply voltages or environmental range.
THIS INSTRUMENT MUST BE EARTHED.
Ensure that only fuses with the required rated current and of the specified type are used for
replacement.
The use of makeshift fuses and the short-circuiting of fuse holders is prohibited.
Use of this instrument in a manner not specified by these instructions may impair the safety
protection provided.
Any interruption of the mains earth connector, inside or outside, will make the instrument
dangerous. Intentional interruption is prohibited.
Any adjustment, maintenance, and repair of the opened instrument under voltage must be
avoided. When connected, terminals may be live and opening the covers or removal of parts
(except those that can be accessed by hand) may expose live parts.
Voltages above 60VDC are hazardous live according to EN 61010-1 and great care must be
taken when using the power supply at voltages above this level.
Capacitors inside the power supply may still be charged even if the power supply has been
disconnected from all voltage sources but will be safely discharged about 10 minutes after
switching off.
To avoid electric shock, or damage to the instrument, never allow water to get inside the case.
If the instrument is clearly defective, or has been subject to mechanical damage, excessive
moisture, or chemical corrosion, the safety protection may be impaired, and it must be
withdrawn from use and returned for repair.
CAUTION
Do not wet when cleaning, use only a soft dry cloth to clean the screen.
Do not use a sharp or pointed objects to operate the touch screen.
Take care not to restrict the inlet vents at the front, rear, sides or underneath the instrument.
In rack-mounted situations, allow adequate space around the instrument.
This instrument is protected by an internal fuse which is user serviceable (refer to Service Manual).
