3 Installation
20
3.4.4
Power supply connection
Power switch
This instrument is equipped with a power switch and fuse (250 V, 3.15 A (T) AC), but for
safety, install a circuit breaker (ELCB) with earth leakage breaker function near this
instrument.
Connecting the power cable
Power supply of this instrument is free power supply of rated voltage of 100 V to 240 V AC, 50/
60 Hz.
Maximum electric power is 80 VA.
Note
Operation by the voltage outside the rated range may cause malfunction or failure. Be sure to confirm
the supply voltage.
Be sure to check if the supply voltage fluctuation range is within the range of rated voltage of ±10%.
Grounding
Separate the grounding from the electric equipment grounding such as motor.
WARNING
Electric shock.
Make sure that no electric power is supplied to the instrument before starting this work.
Do not turn on the power until your work is completed.
Power supply
WARNING
Terminal
is a protective grounding terminal. Be sure to perform grounding to prevent electric
shock. (D type grounding)