JPS63155599U - - Google Patents
Info
- Publication number
- JPS63155599U JPS63155599U JP4414287U JP4414287U JPS63155599U JP S63155599 U JPS63155599 U JP S63155599U JP 4414287 U JP4414287 U JP 4414287U JP 4414287 U JP4414287 U JP 4414287U JP S63155599 U JPS63155599 U JP S63155599U
- Authority
- JP
- Japan
- Prior art keywords
- sensor
- monitoring device
- preamplifier
- built
- abnormality detection
- 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
- 230000005856 abnormality Effects 0.000 claims description 8
- 238000012806 monitoring device Methods 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Description
第１図は、従来のプリアンプ内蔵型センサーを
使用する多点式計測／監視装置の概略構成図；第
２図は、本考案に従うセンサー異常検知装置付き
多点式計測／監視装置の概略構成図；及び第３図
は、本考案における、センサー異常を検知する原
理を説明するための図である。
Fig. 1 is a schematic diagram of a multi-point measurement/monitoring device using a conventional sensor with a built-in preamplifier; Fig. 2 is a schematic diagram of a multi-point measurement/monitoring device with a sensor abnormality detection device according to the present invention. and FIG. 3 are diagrams for explaining the principle of detecting sensor abnormality in the present invention.
Claims (1)
監視する装置と； 前記プリアンプ内蔵型センサーに所定の定電流
を供給するための定電流源と； 前記プリアンプ内蔵型センサーと前記計測／監
視装置とを接続し、前記プリアンプ内蔵型センサ
ーの出力を選択的に前記計測／監視装置に伝送す
るスキヤナーと； 前記定電流源の前記センサーへの供給電流を計
測／監視し、計測／監視値が所定の範囲内に無い
時、異常信号を発する異常検知装置とを含むこと
を特徴とするセンサー異常検知装置付き多点式計
測／監視装置。 ２ 実用新案登録請求の範囲第１項記載の装置に
おいて、 前記異常信号が、前記計測／監視装置に伝送さ
れ、警報を発することを特徴とするセンサー異常
検知装置付き多点式計測／監視装置。 ３ 実用新案登録請求の範囲第１項又は第２項記
載の装置において、 前記センサーが振動検知用のセンサーであるこ
とを特徴とするセンサー異常検知装置付き多点式
計測／監視装置。[Claims for Utility Model Registration] 1. A plurality of preamplifier built-in sensors; Measuring the output of the preamplifier built-in sensors;
a monitoring device; a constant current source for supplying a predetermined constant current to the sensor with a built-in preamplifier; connecting the sensor with a built-in preamplifier and the measurement/monitoring device, and selecting the output of the sensor with a built-in preamplifier; an abnormality detection device that measures/monitors the current supplied from the constant current source to the sensor and issues an abnormality signal when the measured/monitored value is not within a predetermined range; A multi-point measurement/monitoring device with a sensor abnormality detection device, comprising: 2 Utility Model Registration Scope of Claim 1. The multi-point measurement/monitoring device with a sensor abnormality detection device, wherein the abnormality signal is transmitted to the measurement/monitoring device to issue an alarm. 3 Utility Model Registration The device according to claim 1 or 2, wherein the sensor is a vibration detection sensor, a multi-point measurement/monitoring device with a sensor abnormality detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4414287U JPS63155599U (en) | 1987-03-27 | 1987-03-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4414287U JPS63155599U (en) | 1987-03-27 | 1987-03-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63155599U true JPS63155599U (en) | 1988-10-12 |
Family
ID=30861668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4414287U Pending JPS63155599U (en) | 1987-03-27 | 1987-03-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63155599U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50113246A (en) * | 1973-10-31 | 1975-09-05 |
-
1987
- 1987-03-27 JP JP4414287U patent/JPS63155599U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50113246A (en) * | 1973-10-31 | 1975-09-05 |
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