YOKOGAWA WT210, Руководство пользователя, Страница: 75 / 316

4-7
IM 760401-01E
Setting Measurement Conditions and Measurement Range
4
4.4 Selecting the Measurement Range When Using
Direct Input
Keys
CHECK RANGE MODE
UPDATE
SCALING AVG LINE FREQ STORE RECALL HARMONICS KEY LOCK
FILTER
A
B
C
VOLTAGE VOLTAGE
VOLTAGE
AUTO
MODE
CURRENT
AUTO
RANGE
MAX HOLD TRIG
CAL
INTEGRATOR
INTEG SET
SHIFT KEY LOCK
1P 3W 3P 3W
3P 4W 3V 3A
OUTPUT
HARMONICS MEMORY
REMOTE
MEAN
CURRENT RMS DC
FUNCTION ELEMENT
MAX HOLD
HOLD
ENTER
RESET
WIRING
START STOP
LOCAL SETUP
1
m
V
k A V
TIME
ar
deg
h
h
VA
M W
m
V PF
k A
M W
m V Hz
k A
M W
2 3
FUNCTION ELEMENT
1 2 3
FUNCTION ELEMENT
1 2 3
%
The explanation given in this section uses WT230 as an example. For the differences between
the WT210 and the WT230, see section 2.2, “Operation Keys and Functions/Element Display.”
Procedure
• Operate the instrument by following the thick lines in the menu below.
• Press the ENTER key to confirm a selection or setting.
• To leave the current menu in the middle of the operation, press the key indicated in
step 1. The confirmed settings up to that point are kept.
Setting the Voltage Range
( Display C )
1.
VOLTAGE ENTER
3.
2.
End of setting
The left figure shows the selections when the
crest factor is set 3. The selections when the
crest factor is set to 6 are shown below.
Auto , 300 , 150 , 75 , 30 , 15 , 7.5
Settting the Current Range
ENTER
3. (Display C) 1.
CURRENT
2.
End of setting
ENTER
3.
(Display C)
1.
A RANGE
2.
End of setting
The unit is “A.”
The unit is “mA.”
On the WT210 On the WT230
The left figure shows the
selections when the crest
factor is set 3. The selections
when the crest factor is set to
6 are shown below.
Auto ,
10 , 5 , 2.5 , 1 , 0.5 , 0.25 <- A
100 , 50 , 25 , 10 , 5 , 2.5 <- mA
The above figure shows the
selections when the crest
factor is set 3. The selections
when the crest factor is set to
6 are shown below.
Auto , 10 , 5 , 2.5 , 1 , 0.5 , 0.25
Note
You cannot change to the minimum range by pressing the
∧
key from the auto range setting.
Conversely, you cannot change to auto range by pressing the
∨
key from the minimum range
setting.