JPS6444418U - - Google Patents
Info
- Publication number
- JPS6444418U JPS6444418U JP13815587U JP13815587U JPS6444418U JP S6444418 U JPS6444418 U JP S6444418U JP 13815587 U JP13815587 U JP 13815587U JP 13815587 U JP13815587 U JP 13815587U JP S6444418 U JPS6444418 U JP S6444418U
- Authority
- JP
- Japan
- Prior art keywords
- predetermined value
- voltage
- time
- value
- predetermined
- 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
- Test And Diagnosis Of Digital Computers (AREA)
- Recording Measured Values (AREA)
- Power Sources (AREA)
Description
第１図は本考案による電圧データレコーダの全
体構成図、第２図は本考案による電圧データレコ
ーダの一実施例の回路図、第３図イおよびロは本
考案の原理を説明するための電圧変動曲線、第４
図イおよびロは本考案における電圧データのフオ
ーマツト、第５図は本考案における電圧データの
記憶動作を説明するフローチヤートである。
１，２，３……電圧値検出回路、４……Ａ／Ｄ
コンバータ、５……電圧レギユレータ、６……バ
ツクアツプ電源回路、７……ＭＰＵ，８……ＰＩ
Ａ、９……アドレスデコーダ、１０ａ，１０ｂ，
１０ｃ，１０ｄ……メモリ。
Fig. 1 is an overall configuration diagram of a voltage data recorder according to the present invention, Fig. 2 is a circuit diagram of an embodiment of the voltage data recorder according to the present invention, and Fig. 3 A and B are voltage diagrams for explaining the principle of the present invention. Fluctuation curve, 4th
Figures A and B are the format of voltage data in the present invention, and FIG. 5 is a flowchart illustrating the storage operation of voltage data in the present invention. 1, 2, 3...Voltage value detection circuit, 4...A/D
Converter, 5... Voltage regulator, 6... Backup power supply circuit, 7... MPU, 8... PI
A, 9...address decoder, 10a, 10b,
10c, 10d...memory.
Claims (1)
以下に低下したかまたは前記規定値より高い第２
の所定値を越えたかを検出する検出手段と、監視
すべき電圧が前記第１の所定値または第２の所定
値に達したときおよびその後所定幅ずつ変化した
値に達するごとに計時動作を開始しその後該電圧
が第１の所定値または第２の所定値および前記所
定幅ずつ変化した値に復帰したとき計時動作を停
止する計時手段と、該計時手段による計測時間を
記憶する記憶手段とを有することを特徴とする電
圧データレコーダ。 The voltage to be monitored has dropped below a first predetermined value, which is lower than a predetermined value, or a second predetermined value, which is higher than said predetermined value.
a detection means for detecting whether the voltage exceeds a predetermined value, and starts a timing operation each time the voltage to be monitored reaches the first predetermined value or the second predetermined value and thereafter reaches a value changed by a predetermined width. and a time-measuring means that stops the time-measuring operation when the voltage returns to the first predetermined value or the second predetermined value and a value changed by the predetermined width, and a storage means that stores the time measured by the time-measuring means. A voltage data recorder comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13815587U JPS6444418U (en) | 1987-09-11 | 1987-09-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13815587U JPS6444418U (en) | 1987-09-11 | 1987-09-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6444418U true JPS6444418U (en) | 1989-03-16 |
Family
ID=31400232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13815587U Pending JPS6444418U (en) | 1987-09-11 | 1987-09-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6444418U (en) |
-
1987
- 1987-09-11 JP JP13815587U patent/JPS6444418U/ja active Pending
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