JPH0461069U - - Google Patents
Info
- Publication number
- JPH0461069U JPH0461069U JP10395890U JP10395890U JPH0461069U JP H0461069 U JPH0461069 U JP H0461069U JP 10395890 U JP10395890 U JP 10395890U JP 10395890 U JP10395890 U JP 10395890U JP H0461069 U JPH0461069 U JP H0461069U
- Authority
- JP
- Japan
- Prior art keywords
- ground potential
- ground
- detection circuit
- ground electrode
- measuring device
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 1
Landscapes
- Testing Of Individual Semiconductor Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
Description
第１図は本考案の一実施例の模式図、第２図は
従来の計測装置の一例の模式図である。
１……計測装置、２ａ，２ｂ……測定端子、３
ａ，３ｂ……測定端子の接地電極、４……電位検
出回路、５……計測装置の接地電極、６ａ，６ｂ
……電磁接触器、７ａ，７ｂ……プローブ、８ａ
，８ｂ……信号検出用クリツプ、９ａ，９ｂ……
グランド接続用クリツプ、１０……リレー制御用
トランジスタ、ＯＵＴ……被測定トランジスタ、
１２，１３……グランド接続用クリツプの接続点
。
FIG. 1 is a schematic diagram of an embodiment of the present invention, and FIG. 2 is a schematic diagram of an example of a conventional measuring device. 1...Measuring device, 2a, 2b...Measuring terminal, 3
a, 3b... Ground electrode of measurement terminal, 4... Potential detection circuit, 5... Ground electrode of measuring device, 6a, 6b
...Magnetic contactor, 7a, 7b...Probe, 8a
, 8b... Signal detection clip, 9a, 9b...
Clip for ground connection, 10...transistor for relay control, OUT...transistor to be measured,
12, 13...Connection points for ground connection clips.
Claims (1)
ランド電位検出回路を設け、該グランド電位検出
回路の出力信号により制御される複数の電磁接触
器の開閉スイツチの両端を前記接地電位点と複数
の測定端子の接地電極にそれぞれ接続したことを
特徴とする計測装置。 A ground potential detection circuit is provided between the ground electrode of the plurality of measurement terminals and the ground potential point, and both ends of the open/close switches of the plurality of electromagnetic contactors controlled by the output signal of the ground potential detection circuit are connected to the ground potential point and the plurality of ground potential points. A measuring device characterized in that each measuring terminal is connected to a ground electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10395890U JPH0461069U (en) | 1990-10-01 | 1990-10-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10395890U JPH0461069U (en) | 1990-10-01 | 1990-10-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0461069U true JPH0461069U (en) | 1992-05-26 |
Family
ID=31849041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10395890U Pending JPH0461069U (en) | 1990-10-01 | 1990-10-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0461069U (en) |
-
1990
- 1990-10-01 JP JP10395890U patent/JPH0461069U/ja active Pending