User's Manual

Table Of Contents
3-1 Controller
3-6
3-1-2 Installation Site
The controller model V670-CD1D-V1 has high reliability as durable control device under any environmental conditions. To increase
the system reliability and to fulfill the functions completely, install the controller according to the instructions below.
Installation site
Do not install the controller at any place below:
Place where the ambient temperature is out of the range between 0 and +55°C, where the temperature fluctuates considerably and
where moisture condensation occurs.
Place where the relative humidity is out of the range between 35 and 85%RH.
Place where there is corrosive gas, flammable gas, dust, salt or iron powder.
Place affected by vibration or impact.
Place exposed to the direct sunlight.
Place splashed with water, oil or chemicals
Assembly in panel
The ambient operating temperature of controller is between 0 and +55°C. The following conditions must be met.
Provide sufficient space for ventilation.
Do not install the controller near by any heating sources (heater, transformer and large-sized resistance).
If the ambient temperature rises to 55°C or more, install a ventilating fan or air conditioner to keep the temperature at 55°C or less.
If you wire a power line (for high current to drive a motor) near the controller, test it fully to reduce the influence of noise and wire it
according to the wiring conditions with care.
Note
When you install the controller, be sure to follow the instructions above and test it fully.