6.4 Monitoring Interruptions
78
Quick Start Manual
Monitoring momentary drops and interruptions in a 230
V DC factory power line over a one-month period
Measurement
location
Factory single-phase 2-wire 230 V power line (at 50 Hz)
Application • To make connections to the power line to be monitored while
viewing the connection diagram on the screen
• To set the momentary drop threshold to 90% and the interruption
threshold to 10%
• To observe the change in MAX, MIN, and AVE values for RMS
voltage over a 1-month period
• To periodically print events (momentary drops and interruptions)
from the monitor screen to the printer
• To analyze voltage waveforms for event occurrence
6.4 Monitoring Interruptions
Use of a PC card enables continuous measurement for more
than one month.
❖ "Making 3196 settings (recording settings)" (page 81)
1.
Measurement preparations
Required for measurement:
• 3196 + 9458 AC ADAPTER +
9459 BATTERY PACK
• 9438-02 VOLTAGE CORD
(A single red cord and a single black cor
• 9670 PRINTER + 9671 AC ADAPTER
• 9638 RS-232C CABLE
Breaker for
power distri-
bution
Load side
Source side
Power distri-
bution board
A B
ON
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