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Chapter 4 Measurement
The current detection polarity is shown as in the following figure.
Positive polarity is output by current flowing in the direction indicated
by the current direction mark shown on the joint box.
Current to be measured
(4) Turn on this instrument (this instrument is turned on by turning the
slide switch shown in the following figure to the I side and off by
moving the switch to the O side).
(5) Adjust the zero point of the output observed by monitoring devices.
a) Have the included accessory Adjustment Screwdriver ready.
b) As shown in the figure below, there is a hole for zero point
adjustment on the side of ZERO ADJ on the main unit panel.
Insert the screwdriver into the hole and align the tip of the
screwdriver with the adjustment slot.
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Figure 4.2 Current Detection Polarity
Current direction mark
Accessory Adjustment Screwdriver
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