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3. Grounding should be performed near the unit as much as possible to shorten the grounding
distance.
4. In the unlikely event that malfunction is caused by the ground, it may be disconnected.
9.7 Maintenace
1. Perform a maintenance check periodically
Confirm wiring and screws are not loose.
Loose screws or wires may cause unintentional malfunction.
2. Conduct an appropriate functional inspection after completing the maintenance.
In case of any abnormities (in the case that the actuator does no move, etc.), stop the operation of the
system. Otherwise, an unexpected malfunction may occur and it will become impossible to secure the
safety.
3. Do not disassemble, modify or repair this controller and the peripheral equipment.
4. Do not put anything conductive or flammable inside of this controller.
It may cause a fire and explosion.
5. Do not conduct an insulation resistance test and withstand voltage test on this product.
6. Ensure sufficient space for maintenance activities. Provide space required for maintenance.
Design the system that allows required space for maintenance.
Warning
