YOKOGAWA AQ4305, Instruction Manual, Page: 7 / 50

Safety Precautions 1 Safety Marks and Labels
v
Ignoring this mark and performing an operation incorrectly is not
likely to result in serious personal injury, but could possibly lead to
injury or simply result in property damage.
Cautions related to installation environment and conditions
Do not install the unit in a location where it is exposed to smoke or steam, such as a kitchen table or
near a humidifier, and do not place it in a dusty, dirty area.
□ Doing so may result in fire, electric shock, or equipment damage.
Do not install the unit in an unstable location, such as on an unsteady platform or a tilted surface.
□ The unit may fall or tip over, resulting in injury.
Do not install the unit in a location exposed to direct sunlight or high humidity.
□ Doing so may increase the temperature inside the unit, resulting in fire or equipment damage.
Do not block the air vents on the product.
□ If the air vents are blocked, heat will build up inside the unit, possibly resulting in fire or equipment
damage.
Do not install the unit in a location with heavy vibrations.
□ Doing so may result in fire, electric shock, or equipment damage, and may result in unstable
operations.
Install the unit away from strong magnetic fields and electromagnetic noise sources.
□ Doing so may result in fire, electric shock, or equipment damage.
This unit is designed to be installed horizontally. Do not install it vertically or upside down.
□ Heat will build up inside the unit, possibly resulting in fire or equipment damage.
Cautions related to handling
Be sure to grasp the plug directly when removing the power plug from a power outlet.
□ Yanking on the cord may damage the cord, resulting in fire or electric shock.
Before moving the unit, first turn off the power switch (following the procedure for turning off the unit’s
power switch) and remove the power plug from the power outlet. Next, disconnect all external
connector cables, such as communication cables.
(
☛ See section 3.1 Power ON/OFF)
□ Turning the power switch off incorrectly may cause an abnormality in the unit. Make sure that all
connector cables are disconnected before moving the unit. Yanking on the cord may damage the cord,
resulting in fire, electric shock, or equipment damage.
If water drips on the unit, wipe it off with a dry towel.
□ If water drips inside the unit, it may cause a fire or damage the unit.
As a safety precaution, remove the power plug from the power outlet prior to maintenance work.
□ Doing so may result in fire, electric shock, or equipment damage.
Be sure to ground the unit.
□ Doing so may result in fire, electric shock, or equipment damage.
Caution