YOKOGAWA Centum VP - Power Supply System

1. System Installation Requirements
1-13
TI 33J01J10-01EN
1.3 Power Supply System
To stable system operation, the following conditions should be met:
• Voltageandfrequencyuctuationsarewithinthelimitsspeciedforeachsystem
component.
• Relationshipbetweenthewaveform’se󰀨ectivevaluesandpeakvalueiswithinthe
speciedrange.
• High-frequencynoiseisnotatalevelthata󰀨ectssystemoperation.
• Use an UPS (uninterruptible power supply) if necessary.
n ACPowerSpecication


terminals.
IMPORTANT


chart below).
󰀨


󰀨

Peak A
Peak B
F010301.ai
A: Ideal, non-distorted input voltage wave
B: Distorted input voltage wave
Figure Distorted Input Voltage Waveform
Apr. 21, 2017-00