JP3311140B2 - Automatic test equipment for standby power supply in fire alarm equipment and its test method - Google Patents
Automatic test equipment for standby power supply in fire alarm equipment and its test methodInfo
- Publication number
- JP3311140B2 JP3311140B2 JP08386494A JP8386494A JP3311140B2 JP 3311140 B2 JP3311140 B2 JP 3311140B2 JP 08386494 A JP08386494 A JP 08386494A JP 8386494 A JP8386494 A JP 8386494A JP 3311140 B2 JP3311140 B2 JP 3311140B2
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- voltage
- standby power
- main circuit
- standby
- 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.)
- Expired - Lifetime
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- Alarm Systems (AREA)
- Fire Alarms (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、火災報知設備における
予備電源の試験装置およびその方法に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus and a method for testing a standby power supply in a fire alarm system.
【０００２】[0002]
【従来の技術】従来、火災受信機には予備電源が設けら
れ、火災報知設備の主電源は電源監視回路によって監視
され、主電源の電圧が所定値以下になった場合に、火災
受信機の主回路への電源供給は主電源から予備電源に切
り換えられ、停電に対応できるようになっている。2. Description of the Related Art Conventionally, a standby power supply is provided in a fire receiver, and the main power supply of a fire alarm system is monitored by a power supply monitoring circuit. The power supply to the main circuit is switched from the main power supply to the standby power supply so as to cope with a power failure.
【０００３】[0003]
【発明が解決しようとする課題】ところで、主回路を予
備電源に接続して駆動する試験を行うことが基準で求め
られており、主回路を予備電源に接続したときに、その
予備電源の電圧がたとえば２０．４Ｖよりも高ければ、
その予備電源が正常であると判断される。しかし、主回
路を予備電源に接続したときに、予備電源の電圧が低く
なり過ぎると、主回路がダウンし、この場合には、その
立ち上げ操作が煩雑であり、また、長い時間が必要であ
るという問題がある。By the way, it is required on the basis of a test to drive a main circuit connected to a backup power supply, and when the main circuit is connected to the backup power supply, the voltage of the backup power supply is required. Is higher than 20.4V, for example,
It is determined that the standby power supply is normal. However, when the main circuit is connected to the standby power supply, if the voltage of the standby power supply becomes too low, the main circuit goes down, and in this case, the start-up operation is complicated and a long time is required. There is a problem that there is.
【０００４】本発明は、主回路を予備電源に接続して駆
動する試験を行う場合、主回路を予備電源に接続したと
きに予備電源の電圧が低くなり過ぎることによる主回路
のシステムダウンを防止することができる火災報知設備
における予備電源の試験装置およびその方法を提供する
ことを目的とするものである。According to the present invention, when a test is performed in which a main circuit is connected to a standby power supply and driving is performed, when the main circuit is connected to the standby power supply, the voltage of the standby power supply becomes too low to prevent the system down of the main circuit. It is an object of the present invention to provide an apparatus and a method for testing a standby power supply in a fire alarm system that can perform the test.
【０００５】[0005]
【課題を解決するための手段】本発明は、主電源と、主
回路と、予備電源と、この予備電源に接続すべきダミー
負荷と、上記予備電源の電圧を測定する予備電源用電圧
測定手段とを有する火災報知設備において、上記主回路
を上記予備電源または上記主電源に切り換える第１切換
手段と、上記予備電源に上記ダミー負荷を断続する第２
切換手段と、上記主回路を上記予備電源から切り離した
状態で上記予備電源にダミー負荷を接続して、上記予備
電源用電圧測定手段に上記予備電源の電圧を測定させる
第１の測定制御手段と、上記第１の測定制御手段による
上記予備電源の電圧が正常であるときに、上記予備電源
から上記ダミー負荷を切り離し、上記予備電源に上記主
回路を接続して、上記予備電源用電圧測定手段に上記予
備電源の電圧を測定させる第２の測定制御手段と、この
第２の測定制御手段による上記予備電源の電圧が異常で
あるときに、上記予備電源の電圧が異常であることを、
表示装置に表示させる異常表示制御手段とを有する火災
報知設備における予備電源の自動試験装置である。 SUMMARY OF THE INVENTION The present invention comprises a main power supply and a main power supply.
Circuit, backup power supply and dummy to be connected to this backup power supply
The load and the voltage for the backup power supply that measures the voltage of the backup power supply
A fire alarm system having a measuring means;
Switching to the standby power supply or the main power supply
Means for intermittently connecting the dummy load to the standby power supply.
Switching means and the main circuit are disconnected from the standby power supply
In this state, connect a dummy load to the standby power
The power supply voltage measuring means measures the voltage of the backup power supply.
A first measurement control unit and the first measurement control unit
When the voltage of the backup power supply is normal,
Disconnect the dummy load from the
Connect the circuit and connect the spare power
Second measurement control means for measuring the voltage of the power supply;
The voltage of the standby power supply by the second measurement control means is abnormal.
At some point, the voltage of the backup power supply is abnormal.
Fire with abnormal display control means for displaying on a display device
This is an automatic tester for the backup power supply in the notification equipment.
【０００６】[0006]
【０００７】[0007]
【実施例】図１は、本発明の一実施例である火災受信機
１を示す回路図である。FIG. 1 is a circuit diagram showing a fire receiver 1 according to one embodiment of the present invention.
【０００８】火災受信機１において、主電源１０は、Ａ
Ｃ電源を整流、平滑して直流電圧を出力するものであ
り、主回路１１は、図示しないＭＰＵ（マイクロプロセ
ッサ）、ＲＡＭ、ＲＯＭ、各種リレー、送受信回路、Ｌ
ＣＤ、ＬＥＤ等の表示回路、主・地区音響回路、操作入
力回路等を具備するものであり、主回路１１と並列にコ
ンデンサ１１Ｃが設けられ、主電源１０には主電源用電
圧測定回路１２が設けられている。In the fire receiver 1, the main power supply 10
The main circuit 11 includes a MPU (microprocessor) (not shown), a RAM, a ROM, various relays, a transmission / reception circuit,
It includes a display circuit such as a CD and an LED, a main / area sound circuit, an operation input circuit, and the like. A capacitor 11C is provided in parallel with the main circuit 11, and a main power supply 10 includes a main power supply voltage measurement circuit 12. Is provided.
【０００９】また、予備電源２０と、ダミー負荷２１
と、予備電源用電圧測定回路２２と、切換スイッチ３１
とが設けられている。切換スイッチ３１は、ダミー負荷
２１を予備電源２０に断続制御するスイッチであり、制
御手段４０によって切換が制御されるものであり、切換
スイッチ３２は、主回路１１を主電源１０または予備電
源２０に切り換えるスイッチであり、主電源用端子Ｍと
予備電源用端子Ｓとを有し、制御手段４０によって切換
が制御されるものである。なお、主電源用電圧測定回路
１０は、主電源１０の電圧を測定する回路であり、停電
時等に主電源１０から電圧が供給されなくなると、主回
路１１への電源の供給は、制御手段４０によって予備電
源２０に切り換えられる。また、ダミー負荷２１は、少
なくとも平常時の主回路１１の負荷よりも大きい負荷を
有するものである。A standby power supply 20 and a dummy load 21
And a voltage measurement circuit 22 for a standby power supply and a changeover switch 31
Are provided. The changeover switch 31 is a switch for controlling the dummy load 21 to be switched on and off to the standby power supply 20, and switching is controlled by the control means 40. The changeover switch 32 switches the main circuit 11 to the main power supply 10 or the standby power supply 20. The switch has a main power terminal M and a standby power terminal S, and is controlled by the control means 40. The main power supply voltage measurement circuit 10 is a circuit that measures the voltage of the main power supply 10. When the voltage is not supplied from the main power supply 10 at the time of a power failure or the like, the supply of power to the main circuit 11 is controlled by a control unit. 40 switches to the standby power supply 20. The dummy load 21 has a load at least larger than the load of the main circuit 11 in a normal state.
【００１０】主電源用電圧測定回路１２、予備電源用電
圧測定回路２２によって測定された電圧のデータは、制
御手段４０に送られ、これらのデータに応じた電圧値、
測定電圧の正常または異常を表示装置５０が表示する。The voltage data measured by the main power supply voltage measurement circuit 12 and the standby power supply voltage measurement circuit 22 is sent to the control means 40, and the voltage value corresponding to these data is
The display device 50 displays whether the measured voltage is normal or abnormal.
【００１１】つまり、切り換えスイッチ３２は、主回路
を予備電源または主電源に切り換える第１切換手段の例
であり、切換スイッチ３１は、予備電源とダミー負荷と
を断続する第２切換手段の例である。That is, the changeover switch 32 is an example of a first switching means for switching the main circuit to a standby power supply or a main power supply, and the changeover switch 31 is an example of a second switching means for intermittently connecting the auxiliary power supply and the dummy load. is there.
【００１２】また、制御手段４０は、主回路を予備電源
から切り離した状態で予備電源にダミー負荷を接続し
て、予備電源用電圧測定手段に予備電源の電圧を測定さ
せる第１の測定制御手段の例であり、第１の測定制御手
段による予備電源の電圧が異常であるときに、予備電源
の電圧が異常であることを、表示装置に表示させる異常
表示制御手段の例であり、第１の測定制御手段による予
備電源の電圧が正常であるときに、予備電源からダミー
負荷を切り離し、予備電源に主回路を接続して、予備電
源用電圧測定手段に予備電源の電圧を測定させる第２の
測定制御手段の例であり、また、第２の測定制御手段に
よる予備電源の電圧が正常であるときに、予備電源の電
圧が正常であることを、表示装置に表示させる正常表示
制御手段の例である。なお、予備電源２０は、たとえば
ニカド電池等の充電式電池で構成され、予備電源２０に
は図示を省略した充電回路が接続されている。The control means 40 connects the dummy load to the standby power supply with the main circuit disconnected from the standby power supply, and causes the standby power supply voltage measurement means to measure the voltage of the standby power supply. This is an example of abnormal display control means for displaying on the display device that the voltage of the standby power supply is abnormal when the voltage of the standby power supply by the first measurement control means is abnormal. When the voltage of the standby power supply by the measurement control means is normal, the dummy load is disconnected from the standby power supply, the main circuit is connected to the standby power supply, and the standby power supply voltage measurement means measures the standby power supply voltage. The normal display control means for displaying on the display device that the voltage of the standby power supply is normal when the voltage of the standby power supply by the second measurement control means is normal. Is an example The standby power supply 20 is formed of a rechargeable battery such as a nickel-cadmium battery, for example, and a charging circuit (not shown) is connected to the standby power supply 20.
【００１３】次に、上記実施例の動作について説明す
る。Next, the operation of the above embodiment will be described.
【００１４】図２は、上記実施例の動作を示すフローチ
ャートである。FIG. 2 is a flowchart showing the operation of the above embodiment.
【００１５】まず、スイッチ３２を構成するスイッチＳ
Ｗ１、ＳＷ２を主電源用端子Ｍに切り換えた状態で図示
を省略した電源スイッチをオンして火災受信機１の電源
を立ち上げる。火災受信機１に設けられた図示しない予
備電源試験スイッチを予備電源２０の試験のためにオン
すると、制御手段４０は、まず火災受信機１が予備電源
２０を使用して運用中か否かを判別し、予備電源２０を
使用していなければ、スイッチＳＷ１、ＳＷ２を主電源
用端子Ｍに切り換える（Ｓ１０）。なお、ＡＣ電源で運
用中のときには、スイッチＳＷ１、ＳＷ２は主電源用端
子Ｍに接続されている。First, the switch S constituting the switch 32
With W1 and SW2 switched to the main power terminal M, a power switch (not shown) is turned on to start up the power of the fire receiver 1. When a standby power switch (not shown) provided on the fire receiver 1 is turned on to test the standby power supply 20, the control unit 40 first determines whether the fire receiver 1 is operating using the standby power supply 20 or not. If it is determined that the standby power supply 20 is not used, the switches SW1 and SW2 are switched to the main power supply terminal M (S10). Note that when operating with AC power, the switches SW1 and SW2 are connected to the main power terminal M.
【００１６】そして制御手段４０は、スイッチ３１をオ
ンすることによって（Ｓ２０）、予備電源２０にダミー
負荷２１を接続し、たとえば５秒間待機する（Ｓ２
１）。このときに予備電源用電圧測定回路２２が予備電
源２０の両端電圧ＶS を測定し、この測定データが制御
手段４０に送られ、制御手段４０が表示装置５０に予備
電源の電圧を表示する（Ｓ２２）。このときの表示例を
図３（１）に示してある。つまり、予備電源２０の電圧
試験中には、「予備電源試験中」の文字とその測定電圧
とが表示装置５０で表示される。The control means 40 connects the dummy load 21 to the standby power supply 20 by turning on the switch 31 (S20), and waits for, for example, 5 seconds (S2).
1). At this time, the standby power supply voltage measurement circuit 22 measures the voltage V S across the standby power supply 20, and the measurement data is sent to the control unit 40, and the control unit 40 displays the standby power supply voltage on the display device 50 ( S22). FIG. 3A shows a display example at this time. In other words, during the voltage test of the standby power supply 20, the characters “under standby power supply test” and the measured voltage are displayed on the display device 50.
【００１７】そして、このときの測定電圧が閾値、たと
えば２０．４Ｖと比較され（Ｓ２３）、予備電源２０の
測定電圧が２０．４Ｖ以下であれば（Ｓ２４）、２０秒
経過後に、「異常終了」の文字とそのときの予備電源２
０の測定電圧値ＶS とが表示装置５０に表示されるとと
もに、スイッチ３１がオフされる（Ｓ２６）。この表示
例を図３（２）に示してある。この場合、図示しない異
常灯が点滅し、音声合成回路による音声によって、予備
電源試験が異常終了したことが警報される。なお、２０
秒間の間に、たとえば０．５秒毎に、予備電源２０の電
圧ＶS が測定される（Ｓ２４、Ｓ２５）。Then, the measured voltage at this time is compared with a threshold value, for example, 20.4 V (S 23). If the measured voltage of the standby power supply 20 is 20.4 V or less (S 24), after 20 seconds, “abnormal termination” And the backup power supply 2 at that time
0 with the measured voltage value V S is displayed on the display device 50, the switch 31 is turned off (S26). This display example is shown in FIG. In this case, an abnormal light (not shown) blinks, and the voice of the voice synthesizing circuit warns that the preliminary power supply test has been abnormally terminated. In addition, 20
Seconds period of, for example, every 0.5 seconds, the voltage V S of the auxiliary power supply 20 is measured (S24, S25).
【００１８】このように、ダミー負荷２１を予備電源２
０に接続したときに、その予備電源２０の電圧が所定の
閾値以下であれば、制御手段４０は、主回路１１を予備
電源２０に切り換える制御をしないので、予備電源２０
の電圧が異常に低いことによる主回路１１のシステムダ
ウンが発生しない。また、この場合に、予備電源２０の
電圧が異常であることが表示装置５０に表示され、操作
者がこの異常表示を見ることによって、主回路１１を予
備電源２０にマニュアルで切り換えることがなく、主回
路１１のシステムダウンを未然に防止できる。As described above, the dummy load 21 is connected to the standby power source 2
If the voltage of the standby power supply 20 is equal to or less than a predetermined threshold value when it is connected to 0, the control means 40 does not perform control to switch the main circuit 11 to the standby power supply 20.
Of the main circuit 11 due to the abnormally low voltage does not occur. In this case, the display device 50 displays that the voltage of the backup power supply 20 is abnormal, and the operator sees the display of the abnormality, so that the main circuit 11 is not manually switched to the backup power supply 20. System down of the main circuit 11 can be prevented.
【００１９】一方、制御手段４０は、予備電源２０にダ
ミー負荷２１を接続したときの電圧が２０．４Ｖよりも
高ければ（Ｓ２３）、ダミー負荷試験は合格であるの
で、主回路１１を予備電源２０に切り換える。つまり、
スイッチ３１をオフし、スイッチ３２を予備電源端子Ｓ
に切り換え（Ｓ３１）、このときにおける予備電源２０
の両端電圧値ＶS を予備電源用電圧測定回路２２が測定
し、表示装置５０が測定電圧値ＶS を表示し（Ｓ３
２）、その予備電源の電圧ＶS が２０．４Ｖよりも高い
状態が所定時間、たとえば２０秒間続けば（Ｓ３３、Ｓ
３４）、「正常終了」の文字と測定した予備電源２０の
両端電圧値ＶS とを表示装置５０に表示するとともに、
スイッチ３２を主電源用端子Ｍに切り換える（Ｓ３
５）。この表示例を図３（３）に示してある。On the other hand, if the voltage when the dummy load 21 is connected to the standby power supply 20 is higher than 20.4 V (S23), the control circuit 40 determines that the dummy load test has passed. Switch to 20. That is,
The switch 31 is turned off, and the switch 32 is connected to the standby power terminal S
(S31), and the standby power supply 20 at this time is
The both ends voltage V S is measured power backup voltage measuring circuit 22, display device 50 displays the measured voltage value V S (S3
2), the standby power supply voltage V S of the predetermined time is higher than 20.4V, for example, if continued for 20 seconds (S33, S
34) The characters “Normal end” and the measured voltage value V S across the standby power supply 20 are displayed on the display device 50,
The switch 32 is switched to the main power supply terminal M (S3
5). This display example is shown in FIG.
【００２０】ダミー負荷２１を接続した状態における予
備電源２０の両端電圧値ＶS が正常であった後に主回路
１１を予備電源２０に切り換えたときに（Ｓ３１）、た
とえば図示しない地区音響装置が動作する等して予備電
源２０の両端電圧値ＶS が２０．４Ｖ以下になることが
あり（Ｓ３３）、この場合には、制御手段４０が直ち
に、スイッチＳ３２を主電源用端子Ｍに切り換え（Ｓ５
１）、再びスイッチ３１をオンすることによって、予備
電源２０にダミー負荷２１を接続し、予備電源２０の両
端電圧値ＶS を測定、表示し（Ｓ５２）、２０秒間経過
後に（Ｓ５３）、「異常終了」の文字と予備電源２０の
両端電圧値ＶS とを表示するとともに、スイッチ３２を
主電源用端子Ｍに切り換える（Ｓ２６）。When the main circuit 11 is switched to the standby power supply 20 after the voltage value V S across the standby power supply 20 while the dummy load 21 is connected is normal (S 31), for example, a district acoustic device (not shown) operates. For example, the voltage value V S across the standby power supply 20 may be 20.4 V or less (S33). In this case, the control unit 40 immediately switches the switch S32 to the main power supply terminal M (S5).
1) By turning on the switch 31 again, the dummy load 21 is connected to the standby power supply 20, the voltage value V S across the standby power supply 20 is measured and displayed (S52), and after elapse of 20 seconds (S53), “ In addition to displaying "abnormal termination" and the voltage value V S across the backup power supply 20, the switch 32 is switched to the main power supply terminal M (S26).
【００２１】また、予備電源２０にダミー負荷２１を接
続しているときに、停電が発生すれば、制御手段４０の
制御によって、切換スイッチ３１がオフされ、また切換
スイッチ３２が予備電源端子Ｓに切り換えられ、予備電
源２０が主回路１１に接続される。If a power failure occurs while the dummy load 21 is connected to the standby power supply 20, the changeover switch 31 is turned off by the control of the control means 40, and the changeover switch 32 is connected to the auxiliary power supply terminal S. Switching is performed, and the standby power supply 20 is connected to the main circuit 11.
【００２２】上記実施例においては、主回路１１を予備
電源２０から切り離した状態で予備電源２０にダミー負
荷２１を接続して予備電源２０の電圧を測定し、このと
きに予備電源２０の電圧が異常である場合には、制御手
段４０は、予備電源２０を主回路１１に接続する制御を
実行しないので、主回路１１を予備電源２０に接続した
ときに予備電源２０の電圧が低くなり過ぎることによる
主回路１１のダウンを防止することができる。また、ダ
ミー負荷２１を予備電源２０に接続したときの電圧が異
常である場合、予備電源２０の電圧が異常であることを
表示するので、操作者は、予備電源２０を主回路１１に
接続する試験を行うことはなく、したがって、主回路１
１を予備電源２０に接続したときに予備電源２０の電圧
が低くなり過ぎることによる主回路１１のダウンを防止
することができる。In the above embodiment, the voltage of the standby power supply 20 is measured by connecting the dummy load 21 to the standby power supply 20 in a state where the main circuit 11 is disconnected from the standby power supply 20. When the abnormality is abnormal, the control means 40 does not execute the control for connecting the standby power supply 20 to the main circuit 11, so that the voltage of the standby power supply 20 becomes too low when the main circuit 11 is connected to the standby power supply 20. Of the main circuit 11 can be prevented. When the voltage when the dummy load 21 is connected to the standby power supply 20 is abnormal, the fact that the voltage of the standby power supply 20 is abnormal is displayed, and the operator connects the standby power supply 20 to the main circuit 11. No test is performed and therefore the main circuit 1
When the power supply 1 is connected to the standby power supply 20, the main circuit 11 can be prevented from going down due to the voltage of the standby power supply 20 becoming too low.
【００２３】また、予備電源２０を主回路１１に接続し
たときに予備電源２０の電圧が異常であれば、主回路１
１から予備電源２０を自動的に切り離し、主回路１１を
主電源１０に接続するので、予備電源２０を主回路１１
に一旦、接続したとしても、予備電源２０の電圧が低く
なり過ぎることによる主回路１１のダウンを防止するこ
とができる。If the voltage of the auxiliary power supply 20 is abnormal when the auxiliary power supply 20 is connected to the main circuit 11,
1 and the main power supply 11 is connected to the main power supply 10 automatically.
Even once connected, the main circuit 11 can be prevented from going down due to the voltage of the standby power supply 20 becoming too low.
【００２４】さらに、予備電源２０を主回路１１に接続
したときに予備電源２０の電圧が異常であれば、予備電
源２０の電圧が異常であることを、表示装置５０に表示
させるので、予備電源２０の試験後に、予備電源２０の
電圧異常を操作者が知ることができる。Further, if the voltage of the auxiliary power supply 20 is abnormal when the auxiliary power supply 20 is connected to the main circuit 11, the fact that the voltage of the auxiliary power supply 20 is abnormal is displayed on the display device 50. After the test of 20, the operator can know the voltage abnormality of the standby power supply 20.
【００２５】上記実施例において、予備電源２０の正
常、異常を判別する閾値が２０．４Ｖであるとして説明
したが、２０．４Ｖ以外の値を閾値として設定してもよ
い。In the above embodiment, the threshold for determining whether the backup power supply 20 is normal or abnormal is 20.4 V. However, a value other than 20.4 V may be set as the threshold.
【００２６】上記実施例を火災報知設備における予備電
源の試験方法としても把握でき、この方法は、主回路を
予備電源から切り離した状態で予備電源にダミー負荷を
接続して予備電源の電圧を測定する第１の測定段階と、
この第１の測定段階で予備電源の電圧が異常であるとき
に、予備電源の電圧が異常であることを表示する異常表
示段階と、第１の測定段階で予備電源の電圧が正常であ
るときに、予備電源からダミー負荷を切り離し、予備電
源に主回路を接続し、このときにおける予備電源の電圧
を測定する第２の測定段階と、この第２の測定段階にお
いて、予備電源の電圧が正常であるときに、予備電源の
電圧が正常であることを表示する正常表示段階とを有す
るものである。The above embodiment can be understood as a method of testing a standby power supply in a fire alarm system. This method measures the voltage of the standby power supply by connecting a dummy load to the standby power supply with the main circuit disconnected from the standby power supply. A first measuring step,
When the voltage of the standby power supply is abnormal in the first measurement step, an abnormality display step of displaying that the voltage of the auxiliary power supply is abnormal, and when the voltage of the standby power supply is normal in the first measurement step A dummy load is disconnected from the standby power supply, a main circuit is connected to the standby power supply, and a voltage of the standby power supply is measured at this time. In the second measurement step, the voltage of the standby power supply is normal. And a normal display step of displaying that the voltage of the standby power supply is normal.
【００２７】また、上記第２の測定段階において、予備
電源の電圧が異常であるときに、主回路から予備電源を
切り離し、主回路を主電源に接続する段階を有するよう
にしてもよい。In the second measuring step, when the voltage of the standby power supply is abnormal, a step of disconnecting the standby power supply from the main circuit and connecting the main circuit to the main power supply may be included.
【００２８】[0028]
【発明の効果】本発明によれば、主回路を予備電源に接
続して駆動する試験を行う場合、主回路を予備電源に接
続したときに予備電源の電圧が低くなり過ぎることによ
る主回路のダウンを未然に防止することができるという
効果を奏する。According to the present invention, when performing a test in which the main circuit is connected to the standby power supply and driven, the voltage of the standby power supply becomes too low when the main circuit is connected to the standby power supply. This has the effect that down can be prevented beforehand.
【図１】本発明の一実施例である火災受信機１を示す回
路図である。FIG. 1 is a circuit diagram showing a fire receiver 1 according to one embodiment of the present invention.
【図２】実施例の動作を示すフローチャートである。FIG. 2 is a flowchart showing the operation of the embodiment.
【図３】実施例における表示装置５０の表示例を示す図
である。FIG. 3 is a diagram showing a display example of a display device 50 in the embodiment.
１…火災受信機、 １０…主電源、 １１…主回路、 １２…主電源用電圧測定回路、 ２０…予備電源、 ２１…ダミー負荷、 ２２…予備電源用電圧測定回路、 ３１、３２…切り換えスイッチ、 ４０…制御手段、 ５０…表示装置。 DESCRIPTION OF SYMBOLS 1 ... Fire receiver, 10 ... Main power supply, 11 ... Main circuit, 12 ... Main power supply voltage measurement circuit, 20 ... Stand-by power supply, 21 ... Dummy load, 22 ... Stand-by power supply voltage measurement circuit, 31, 32 ... Switch , 40 ... control means, 50 ... display device.
フロントページの続き (56)参考文献 特開 平５−298575（ＪＰ，Ａ) 実開 平４−88343（ＪＰ，Ｕ) 実開 平３−124297（ＪＰ，Ｕ) 実開 昭64−5178（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.7，ＤＢ名) G08B 17/00 G08B 23/00 - 31/00 Continuation of the front page (56) References JP-A-5-298575 (JP, A) JP-A-4-88343 (JP, U) JP-A-3-124297 (JP, U) JP-A 64-5178 (JP) , U) (58) Fields investigated (Int. Cl. 7 , DB name) G08B 17/00 G08B 23/00-31/00
Claims (4)
予備電源に接続すべきダミー負荷と、上記予備電源の電
圧を測定する予備電源用電圧測定手段とを有する火災報
知設備において、 上記主回路を上記予備電源または上記主電源に切り換え
る第１切換手段と； 上記予備電源に上記ダミー負荷を断続する第２切換手段
と； 上記主回路を上記予備電源から切り離した状態で上記予
備電源にダミー負荷を接続して、上記予備電源用電圧測
定手段に上記予備電源の電圧を測定させる第１の測定制
御手段と；上記第１の測定制御手段による上記予備電源の電圧が正
常であるときに、上記予備電源から上記ダミー負荷を切
り離し、上記予備電源に上記主回路を接続して、上記予
備電源用電圧測定手段に上記予備電源の電圧を測定させ
る第２の測定制御手段と； この第２の測定制御手段による上記予備電源の電圧が異
常であるときに、上記予備電源の電圧が異常であること
を、表示装置に表示させる異常表示制御手段と； を有することを特徴とする火災報知設備における予備電
源の自動試験装置。 1. A fire alarm system comprising a main power supply, a main circuit, a standby power supply, a dummy load to be connected to the standby power supply, and a standby power supply voltage measuring means for measuring a voltage of the standby power supply. First switching means for switching the main circuit to the standby power supply or the main power supply; second switching means for interrupting the dummy load to the standby power supply; and the standby power supply with the main circuit disconnected from the standby power supply connect the dummy load, the first measurement control means and for measuring the voltage of the auxiliary power supply to the standby power supply voltage measuring means; voltage of the auxiliary power supply according to the first measurement control means positive
Disconnect the dummy load from the backup power supply when
And connect the main circuit to the standby power supply
Make the power supply voltage measuring means measure the voltage of the backup power supply.
Second measurement control means; and a voltage of the standby power supply by the second measurement control means is different.
When the voltage of the backup power supply is abnormal,
Abnormal display control means for displaying an alarm on a display device;
Source automatic test equipment.
よる上記予備電源の電圧が異常であるときに、上記主回
路から上記予備電源を切り離し、上記主回路を主電源に
接続する手段であることを特徴とする火災報知設備にお
ける予備電源の自動試験装置。2. The apparatus according to claim 1, wherein said second measurement control means disconnects said auxiliary power supply from said main circuit when a voltage of said auxiliary power supply by said second measurement control means is abnormal. An automatic test apparatus for a standby power supply in a fire alarm system, which is a means for connecting a main circuit to a main power supply.
上記予備電源にダミー負荷を接続して上記予備電源の電
圧を測定する第１の測定段階と； この第１の測定段階で上記予備電源の電圧が異常である
ときに、上記予備電源の電圧が異常であることを表示す
る異常表示段階と； 上記第１の測定段階で上記予備電源の電圧が正常である
ときに、上記予備電源から上記ダミー負荷を切り離し、
上記予備電源に上記主回路を接続し、このときにおける
上記予備電源の電圧を測定する第２の測定段階と； この第２の測定段階において、上記予備電源の電圧が正
常であるときに、上記予備電源の電圧が正常であること
を表示する正常表示段階と； を有することを特徴とする火災報知設備における予備電
源の試験方法。A first measuring step of connecting a dummy load to the auxiliary power supply and measuring a voltage of the auxiliary power supply with the main circuit being disconnected from the auxiliary power supply; An abnormal display step of displaying that the voltage of the auxiliary power supply is abnormal when the voltage of the auxiliary power supply is abnormal; and when the voltage of the auxiliary power supply is normal in the first measurement step, Disconnect the dummy load,
A second measuring step of connecting the main circuit to the auxiliary power supply and measuring the voltage of the auxiliary power supply at this time; and in the second measuring step, when the voltage of the auxiliary power supply is normal, A normal indication step for indicating that the voltage of the standby power supply is normal. A method for testing a standby power supply in a fire alarm system, comprising:
常であるときに、上記主回路から上記予備電源を切り離
し、上記主回路を主電源に接続する段階を有することを
特徴とする火災報知設備における予備電源の試験方法。4. The method according to claim 3, wherein in the second measuring step, when the voltage of the auxiliary power supply is abnormal, the auxiliary power supply is disconnected from the main circuit and the main circuit is connected to the main power supply. A test method for a standby power supply in a fire alarm system, comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP08386494A JP3311140B2 (en) | 1994-03-30 | 1994-03-30 | Automatic test equipment for standby power supply in fire alarm equipment and its test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP08386494A JP3311140B2 (en) | 1994-03-30 | 1994-03-30 | Automatic test equipment for standby power supply in fire alarm equipment and its test method |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002097472A Division JP2002358580A (en) | 2002-03-29 | 2002-03-29 | Automatic testing device of standby power source for fire alarm system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07272148A JPH07272148A (en) | 1995-10-20 |
| JP3311140B2 true JP3311140B2 (en) | 2002-08-05 |
Family
ID=13814546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP08386494A Expired - Lifetime JP3311140B2 (en) | 1994-03-30 | 1994-03-30 | Automatic test equipment for standby power supply in fire alarm equipment and its test method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3311140B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100517871B1 (en) * | 2002-09-12 | 2005-09-30 | 주식회사 태멘시스템 | Battery checker for auto fire extinguisher |
| JP7297384B2 (en) * | 2018-12-25 | 2023-06-26 | 矢崎エナジーシステム株式会社 | alarm |
-
1994
- 1994-03-30 JP JP08386494A patent/JP3311140B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07272148A (en) | 1995-10-20 |
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