7
PRECAUTIONS FOR SAFE OPERATION
This unit must be plugged into a dedicated circuit
protected by branch circuit breaker.
Use a dedicated power source as indicated on the rating label attached to the unit.
A
multiple-tap may cause fire resulting from abnormal heating.
Connect the power supply plug to the power source firmly after removing the dust on the plug.
A dusty plug or improper insertion may cause a heat or ignition.
Never store corrosive substances such as acids or alkalis in the unit except in a sealed
container.
These may be detrimental to health and may cause corrosion of internal components,
cooling circuit or electrical components.
Check the setting when starting up of operation after power failure or turning off of power
switch.
The stored items may be damaged due to the change of setting.
Be careful not to tip over the unit
during movement to prevent damage or injury.
Prepare a safety check sheet
when you request any repair or maintenance for the safety of service
personnel.
ENVIRONMENTAL CONDITIONS
This equipment is designed to be safe at least under the following conditions (based on the IEC 61010-1):
Indoor use;
Altitude up to 2000 m;
Temperature 5
o
C to 40
o
C;
Maximum relative humidity 80 % for temperature up to 31
o
C decreasing linearly to 50 % relative
humidity at 40
o
C;
Mains supply voltage fluctuations up to ±10 % of the nominal voltage;
Transient overvoltages up to the levels of OVERVOLTAGE CATEGORY II;
Temporary OVERVOLTAGES occurring on the mains supply;
Applicable pollution degree of the intended environment (POLLUTION DEGREE 2 in most cases);
CAUTION
