JPS5958367U - portable digital electric measuring instrument - Google Patents
portable digital electric measuring instrumentInfo
- Publication number
- JPS5958367U JPS5958367U JP15318982U JP15318982U JPS5958367U JP S5958367 U JPS5958367 U JP S5958367U JP 15318982 U JP15318982 U JP 15318982U JP 15318982 U JP15318982 U JP 15318982U JP S5958367 U JPS5958367 U JP S5958367U
- Authority
- JP
- Japan
- Prior art keywords
- measuring instrument
- portable digital
- digital electric
- electric measuring
- phase difference
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Measuring Phase Differences (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案による測定器の前面パネルの正面図、第
２図はその内部の電気接続を示すプロ゛ンク図、第３図
は従来の計器類を用いたり゛レーの試験回路図、第４図
は本考案の測定器を用いた同じリレーの試験回路図、第
５図はパルス状入力変化に対する従来の装置と本考案測
定器との作動の比較図面である。
１・・・・・・基準相入力端子、３・・曲比較相入力端
子、２．４・・・・・・レンジ切換スイッチ、５・・曲
基準相表示部、６・・・・・・比較相表示部、７・・回
位相差表示部、８・・・・・・リレー保持入力端子、９
・・・・・・入力形態選択スイッチ、１０・・・・・・
表示保持モード選択スイッチ、１１・・・・・・リセッ
ト押釦スイッチ、１４・・四半動入力端子、３４・・・
・・・インピーダンスリレー、４０・・・・・・本考案
の測定器。Fig. 1 is a front view of the front panel of the measuring instrument according to the present invention, Fig. 2 is a block diagram showing its internal electrical connections, and Fig. 3 is a test circuit diagram for testing using conventional instruments. FIG. 4 is a test circuit diagram of the same relay using the measuring device of the present invention, and FIG. 5 is a comparison diagram of the operation of the conventional device and the measuring device of the present invention in response to pulse-like input changes. 1... Reference phase input terminal, 3... Song comparison phase input terminal, 2.4... Range selection switch, 5... Song reference phase display section, 6... Comparison phase display section, 7... Phase difference display section, 8... Relay holding input terminal, 9
...Input format selection switch, 10...
Display holding mode selection switch, 11... Reset push button switch, 14... Quarter motion input terminal, 34...
... Impedance relay, 40... Measuring device of the present invention.
Claims (1)
と上記２個の電圧又は電流相互間の位相差を測定するデ
ジタル位相差計とを同一パネル上に配置し、指令信号を
与えることにより上記３個の計器の測定表示値をすべて
適当な時間停止保持することを特徴とする携帯用デジタ
ル電気測定器。By arranging two digital electric meters that measure two voltages or currents and a digital phase difference meter that measures the phase difference between the two voltages or currents on the same panel and giving a command signal. A portable digital electricity measuring instrument characterized by stopping and holding all of the measurement display values of the three instruments mentioned above for an appropriate period of time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15318982U JPS5958367U (en) | 1982-10-12 | 1982-10-12 | portable digital electric measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15318982U JPS5958367U (en) | 1982-10-12 | 1982-10-12 | portable digital electric measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5958367U true JPS5958367U (en) | 1984-04-16 |
Family
ID=30338986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15318982U Pending JPS5958367U (en) | 1982-10-12 | 1982-10-12 | portable digital electric measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5958367U (en) |
-
1982
- 1982-10-12 JP JP15318982U patent/JPS5958367U/en active Pending
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