JPS627081U - - Google Patents
Info
- Publication number
- JPS627081U JPS627081U JP9850385U JP9850385U JPS627081U JP S627081 U JPS627081 U JP S627081U JP 9850385 U JP9850385 U JP 9850385U JP 9850385 U JP9850385 U JP 9850385U JP S627081 U JPS627081 U JP S627081U
- Authority
- JP
- Japan
- Prior art keywords
- function
- display
- range
- digital multimeter
- selector switch
- 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.)
- Granted
Links
- 238000005259 measurement Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 description 1
Landscapes
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Description
第１図はこの考案によるデジタルマルチメータ
の一実施例を示した平面図、第２図は同デジタル
マルチメータに組込まれているＬＣＤ表示器の拡
大図、第３図は同デジタルマルチメータに含まれ
ているブロツク線図である。
図中、１はデジタルマルチメータ、２はフアン
クシヨン切替スイツチ、３はレンジ切替スイツチ
、４はＬＣＤ表示器、４ａは測定値表示領域、４
ｂはフアンクシヨン表示領域、５はＡＣ／ＤＣ切
替スイツチ、７はＬＣＤドライバー回路、８はＡ
／Ｄ変換回路、９はデコーダである。
Fig. 1 is a plan view showing an embodiment of the digital multimeter according to this invention, Fig. 2 is an enlarged view of the LCD display incorporated in the digital multimeter, and Fig. 3 is an enlarged view of the LCD display included in the digital multimeter. FIG. In the figure, 1 is a digital multimeter, 2 is a function changeover switch, 3 is a range changeover switch, 4 is an LCD display, 4a is a measurement value display area, 4
b is the function display area, 5 is the AC/DC selector switch, 7 is the LCD driver circuit, and 8 is A
/D conversion circuit, 9 is a decoder.
Claims (1)
るフアンクシヨン切替スイツチと、測定レンジを
選択するレンジ切替スイツチと、ＬＣＤ表示器と
を含み、該ＬＣＤ表示器にはフアンクシヨン表示
領域と測定値表示領域とが設けられていて、上記
フアンクシヨン切替スイツチにて選択されたフア
ンクシヨンを測定値ともに表示するようにしたデ
ジタルマルチメータであつて、 上記フアンクシヨン切替スイツチとレンジ切替
スイツチとに接続されたフアンクシヨン表示用論
理回路を有し、該フアンクシヨン表示用論理回路
は、フアンクシヨン選択信号とレンジ選択信号の
組合せが禁止組合せであるとき、上記ＬＣＤ表示
器のフアンクシヨン表示領域を点滅表示もしくは
無表示とすることを特徴とするデジタルマルチメ
ータ。[Claims for Utility Model Registration] Includes a function changeover switch for selecting a function such as voltage, resistance, current, etc., a range changeover switch for selecting a measurement range, and an LCD display, and the LCD display has a function display area. and a measured value display area, the digital multimeter is configured to display the function selected by the function selector switch together with the measured value, the digital multimeter being connected to the function selector switch and the range selector switch. and a function display logic circuit that causes the function display area of the LCD display to blink or not display when the combination of the function selection signal and the range selection signal is a prohibited combination. A digital multimeter characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9850385U JPH0140060Y2 (en) | 1985-06-28 | 1985-06-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9850385U JPH0140060Y2 (en) | 1985-06-28 | 1985-06-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS627081U true JPS627081U (en) | 1987-01-16 |
| JPH0140060Y2 JPH0140060Y2 (en) | 1989-12-01 |
Family
ID=30966495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9850385U Expired JPH0140060Y2 (en) | 1985-06-28 | 1985-06-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0140060Y2 (en) |
-
1985
- 1985-06-28 JP JP9850385U patent/JPH0140060Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0140060Y2 (en) | 1989-12-01 |