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4
Installation and Connections
4.1 Installation Requirements
The environmental conditions for installation are shown below.
・ An indoor environment.
・ A place where it is not exposed to direct sunlight (UV rays).
・ A place free of continuous vibration.
・ An installation surface that has sufficient strength.
・ An environment that facilitates the dissipation of heat.
・ A place that allows easy inspection and cleaning.
・ A location with an ambient temperature ranging from -5 to 55° C (23 to 131° F) (no
freezing) and an ambient humidity ranging from 20 to 85% RH (no condensation).
・ Avoid environments where it is immersed in water, corrosive atmosphere, flammable gas,
harmful gas, or near flammable materials.
・ Since electrical noise may be generated by the PWM control system, be sure to implement
countermeasures for peripheral equipment subject to noise. Be sure to also fully consider
the installation environment as the units themselves may be affected by external noise.
・ Carefully read "1.2 Precautions Related to Installation and Wiring Work" and install correctly.
・ Please contact our Customer Service if using in a special environment or application.
Wireless communication distance varies depending on installation and connection conditions.
The communication distance may be shorter under the following conditions.
・ Obstacle in the transmission path (Rebar, reinforced concrete, etc.)
・ Height difference in the transmission path
・ Installed position is close to the ground
・ Metal present nearby
・ A lot of radio wave noise in the vicinity
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