Panasonic GT703, Руководство пользователя

Страница: 8 / 105

Before You Start
vi
Before You Start

Usage conditions
• Ambient temperature: 0 to +50 ° C
• Ambient humidity should be 20 to 85% RH (at 25 ° C) and non-condensing.
• Usable altitude: 2000 m above sea level or lower
• For use in pollution Degree 2 environment
• Do not use it in the following environments.
-
- Direct sunlight, wind and rain. (This product is not designed for outdoor use.)
-
Inflammable or corrosive gas.
-
Excessive airborne dust, metal particles or saline matter.
-
- Benzine, paint thinner, alcohol or other organic solvents or strong alkaline solutions
such as ammonia or caustic soda.
-
- Direct vibration, shock or places always exposed to drop of water.
-
(This unit is warranted by IP67 for panel mounting, however, this applies to initial values.)
-
- Influence from power transmission lines, high voltage equipment, power cables, power
equipment, radio transmitters, or any other equipment that would generate high switching
surges. (100mm or more)

Static electricity
• Do not touch connector pins directly to prevent static electricity from causing damage.
• Always rid yourself of any static electricity before handling this product.
• If excessive static electricity is applied to the panel surface, the LCD panel may be
damaged.

Power Supply
• Twist the wires of the power supply.
• The unit has sufficient noise immunity against the noise generated on the power line.
However, it is recommended to take measures for reducing noise such as using an isolating
transformer before supplying the power. And it is recommended to take measures such as
installing a ferrite core.
• Allocate an independent wiring for each power supplying line, PLC etc and operating device.
• If using a power supply without a protective circuit, power should be supplied through a
protective element such as fuse.
Directly applying an abnormal voltage to the unit may cause the damage to the internal
circuit.

Selection of wires
• Use a wire of which temperature rating is 75 degrees or more.