JPS6366021U - - Google Patents
Info
- Publication number
- JPS6366021U JPS6366021U JP16048986U JP16048986U JPS6366021U JP S6366021 U JPS6366021 U JP S6366021U JP 16048986 U JP16048986 U JP 16048986U JP 16048986 U JP16048986 U JP 16048986U JP S6366021 U JPS6366021 U JP S6366021U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- zener diode
- potential difference
- transistor
- power supply
- 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
- 238000012806 monitoring device Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims 5
- 230000002159 abnormal effect Effects 0.000 claims 1
- 230000005856 abnormality Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Current Or Voltage (AREA)
Description
図はこの考案の一実施例を示す複数電源の監視
装置の回路図である。
図中、１は電位差検出手段、１ａ，１ｂは入力
端子、１ｃはツエナーダイオード、１ｄは抵抗、
２は電圧変換手段、２ａはトランジスタ、２ｂは
インバータ、２ｃ，２ｄは入力端子、２ｅ，２ｆ
は抵抗、３は電源監視装置である。
The figure is a circuit diagram of a monitoring device for multiple power sources showing an embodiment of this invention. In the figure, 1 is a potential difference detection means, 1a and 1b are input terminals, 1c is a Zener diode, 1d is a resistor,
2 is a voltage conversion means, 2a is a transistor, 2b is an inverter, 2c, 2d are input terminals, 2e, 2f
is a resistor, and 3 is a power supply monitoring device.
Claims (1)
応する電圧を出力する電位差検出手段と、 該電圧を所定レベルの電圧に電圧変換して出力
する電圧変換手段と、 該電圧変換された電圧により監視制御信号を出
力する電源監視回路とを有し、 前記電位差の異常に対応する電圧に基づいて前
記電源監視回路から出力される監視制御信号によ
り前記複数電源を監視するようにしたことを特徴
とする複数電源の監視装置。 (2) 実用新案登録請求の範囲(1)において、前記
電位差検出手段はツエナーダイオードおよび該ツ
エナーダイオードのアノードに直列接続された抵
抗を有し、前記ツエナーダイオードのカソードと
前記抵抗の一端にはそれぞれ前記複数電源の異な
る電圧が印加され、該電圧の差を分圧した電圧が
前記ツエナーダイオードのアノードから出力され
、かつ前記電圧変換手段は前記分圧された電圧に
応じてＯＮ，ＯＦＦするトランジスタおよび該ト
ランジスタのコレクタに接続された分圧抵抗を有
し、該分圧抵抗の一端には５Ｖ電圧が印加され、
前記トランジスタは前記電源が異常であるときＯ
ＦＦし、分圧抵抗から略５Ｖの電圧が出力され、
前記トランジスタは前記電源が正常であるときＯ
Ｎし、分圧抵抗から略０Ｖの電圧が出力されるよ
うにしたことを特徴とする複数電源の監視装置。[Claims for Utility Model Registration] (1) Potential difference detection means that detects a potential difference between multiple power sources and outputs a voltage corresponding to the potential difference; and voltage conversion means that converts the voltage into a voltage at a predetermined level and outputs the voltage. and a power supply monitoring circuit that outputs a monitoring control signal based on the converted voltage, and controlling the plurality of power supplies using a monitoring control signal output from the power supply monitoring circuit based on the voltage corresponding to the abnormality in the potential difference. A monitoring device for multiple power sources characterized by monitoring. (2) In the utility model registration claim (1), the potential difference detection means includes a Zener diode and a resistor connected in series to the anode of the Zener diode, and a cathode of the Zener diode and one end of the resistor each have a resistor connected in series to the anode of the Zener diode. Different voltages from the plurality of power sources are applied, and a voltage obtained by dividing the difference between the voltages is output from the anode of the Zener diode, and the voltage conversion means includes a transistor that is turned on and off according to the divided voltage; It has a voltage dividing resistor connected to the collector of the transistor, and a 5V voltage is applied to one end of the voltage dividing resistor,
The transistor turns O when the power supply is abnormal.
FF, a voltage of approximately 5V is output from the voltage dividing resistor,
The transistor is O when the power supply is normal.
1. A monitoring device for a plurality of power supplies, characterized in that a voltage of approximately 0V is output from a voltage dividing resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16048986U JPS6366021U (en) | 1986-10-20 | 1986-10-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16048986U JPS6366021U (en) | 1986-10-20 | 1986-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6366021U true JPS6366021U (en) | 1988-05-02 |
Family
ID=31085919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16048986U Pending JPS6366021U (en) | 1986-10-20 | 1986-10-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6366021U (en) |
-
1986
- 1986-10-20 JP JP16048986U patent/JPS6366021U/ja active Pending
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