JPH02116394U - - Google Patents
Info
- Publication number
- JPH02116394U JPH02116394U JP2194689U JP2194689U JPH02116394U JP H02116394 U JPH02116394 U JP H02116394U JP 2194689 U JP2194689 U JP 2194689U JP 2194689 U JP2194689 U JP 2194689U JP H02116394 U JPH02116394 U JP H02116394U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- commercial power
- alarm device
- power supply
- disconnection
- 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
- 238000012544 monitoring process Methods 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Emergency Alarm Devices (AREA)
- Alarm Systems (AREA)
Description
第１図は本考案の警備装置が適用される警備シ
ステムの構成図、第２図は本考案の実施例の有電
圧検出器の構成図、第３図は本考案の実施例の警
報装置の構成図、第４図は本考案の警報装置の動
作を説明するフローチヤート、である。
（符号の説明）、１１……感知器群、１２……
警報装置、１３１……ＡＣ電圧監視回路、１３２
……電源部、１３３……バツテリー。
Fig. 1 is a block diagram of a security system to which the security device of the present invention is applied, Fig. 2 is a block diagram of a voltage detector according to an embodiment of the present invention, and Fig. 3 is a block diagram of an alarm device according to an embodiment of the present invention. The configuration diagram and FIG. 4 are flowcharts explaining the operation of the alarm device of the present invention. (Explanation of symbols), 11...sensor group, 12...
Alarm device, 131...AC voltage monitoring circuit, 132
...Power supply section, 133...Battery.
Claims (1)
電源が断の時の出力電圧が異常状態を示す電圧に
対応している有電圧検出器に接続された警報装置
において、 警備領域の商用電源の断を検出するＡＣ電圧監
視回路と、 商用電源の断にもとづいて、駆動用電源が断と
なつたとき警報装置の電源をバツクアツプするバ
ツクアツプ用電源と、 前記商用電源が断のとき前記有電圧検出器らの
異常信号を無効化する判別部とを備えた、ことを
特徴とする警報装置。[Claims for Utility Model Registration] An alarm device connected to a voltage detector that is driven by a commercial power supply within a security area and whose output voltage corresponds to a voltage that indicates an abnormal state when the commercial power supply is cut off. , an AC voltage monitoring circuit that detects a disconnection of commercial power in the security area; a backup power source that backs up the power to the alarm device when the driving power is cut off based on the disconnection of the commercial power; and the commercial power supply. An alarm device comprising: a determination unit that invalidates an abnormal signal from the voltage detector when the voltage is disconnected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2194689U JPH02116394U (en) | 1989-03-01 | 1989-03-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2194689U JPH02116394U (en) | 1989-03-01 | 1989-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02116394U true JPH02116394U (en) | 1990-09-18 |
Family
ID=31239624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2194689U Pending JPH02116394U (en) | 1989-03-01 | 1989-03-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02116394U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63145599A (en) * | 1986-07-02 | 1988-06-17 | 日本電気株式会社 | Alarm detection circuit |
| JPS63305499A (en) * | 1987-06-08 | 1988-12-13 | Nec Corp | Alarm transmitter |
-
1989
- 1989-03-01 JP JP2194689U patent/JPH02116394U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63145599A (en) * | 1986-07-02 | 1988-06-17 | 日本電気株式会社 | Alarm detection circuit |
| JPS63305499A (en) * | 1987-06-08 | 1988-12-13 | Nec Corp | Alarm transmitter |
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