― 16 ―
― 15 ―
1. Do not use the instrument if the meter or test leads look
damaged.
2. Make sure the test leads and the fuse are not broken.
WARNING
Make sure the low battery indicator is off after power-on. Replace
the battery with new one if the indicator is on.
CAUTION
Perform pre-oparational check for safety.
(Inspection using continuity check)
[5] Measuring procedures
5-1 Pre-operational Check
4-16 Messages on the display
Messages
Description
What to do
dSAPO
Disable the Auto Power Saving
See 4-2-2 (Page 9)
dSbEEP Disable the beeper
See 4-8 (Page 11)
InErr
Test leads improper connection warning
(Malfunction when low battery)
See 4-10 (Page 13)
See 4-3 (Page 9)
rE-O
Self-diagnostic
See 6-2 (Page 56)
C_Er
Waveforms and Voltages
Input Waveform 0 to PEAK
Vrms
Average
Value
Crest
Factor
Form
Factor
Root Mean
Square Value
Vavg
Vp/Vrms Vrms/Vavg
Sinusoidal
wave
Square
wave
Chopping
wave
Pulse
=1.414
=1.111
Vp
Vp
Vp
1
0
0
p p
Vp
Vp
0
Vp
−
Vp
2
√
=0.707Vp
−
2Vp
π
=0.637Vp
2
√
Vp
−
2
√
2
π
2π
π
π
Vp
Vp
1
π
2π
2π
−
Vp
3
√
=0.577Vp
−
Vp
2
=0.5Vp
−
2
3
√
=1.155
3
√
=1.732
2π
τ
0
Vp
−
τ
2π
・
Vp
−
τ
2π
・
Vp
−
2π
τ
−
2π
τ
Vp
Содержание PC7000
Страница 1: ...PC7000 DIGITAL MULTIMETER 取扱説明書 INSTRUCTION MANUAL ...
Страница 17: ... 30 29 備 考 m m m m D 時にはバーグ ラフは表示されません m m m m D ...
Страница 25: ... 46 45 備考 4 20 mA 測定では DC 4 mA を 0 とし DC 20 mA を 100 とした場合のパーセンテージ を表示します m 4 20 mA m m m m m Hz ...
Страница 40: ...PC7000 DIGITAL MULTIMETER INSTRUCTION MANUAL ...
Страница 56: ... 30 29 Note The display style of m m m m or D does not show the bar graph m m m m D ...