Hioki PD3259, Инструкция по эксплуатации

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32
Checking Phase Order in a 3-phase Circuit (Phase Detection Function)
3.2 Checking Phase Order in a 3-phase
Circuit (Phase Detection Function)
The instrument displays phase detection results when a 3-phase
circuit is measured. The display’s backlight will light up, and
the instrument will beep to indicate the phase detection results.
However, the tone will not sound if the beep setting is disabled (p. 40).
1
Display the Phase Detection
screen (p. 29).
Yellow
Green
2
Check the Phase Detection screen.
Normal phase
The display will indicate , , and
.
The display’s backlight will turn yellow-green,
and the instrument will beep intermittently.
Red
Reversed phase
The display will indicate , , and
.
The display’s backlight will turn red, and
the instrument will beep continuously. (The
instrument will stop beeping automatically after
10 sec. or once the hold function is enabled.)
3
Press MODE twice.
(The Line Voltage Measurement
screen will be displayed.)
If unable to detect the phases, the display
will not indicate POS , REV , or an arrow.