JPH0430056U - - Google Patents
Info
- Publication number
- JPH0430056U JPH0430056U JP7004390U JP7004390U JPH0430056U JP H0430056 U JPH0430056 U JP H0430056U JP 7004390 U JP7004390 U JP 7004390U JP 7004390 U JP7004390 U JP 7004390U JP H0430056 U JPH0430056 U JP H0430056U
- Authority
- JP
- Japan
- Prior art keywords
- vacuum
- rotating
- degree
- measuring
- rotating chamber
- 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
- 238000000926 separation method Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案になる遠心分離機の真空度測定
装置の一実施例を示す概略構成図、第２図は同じ
く真空度における出力電圧を示すグラフである。
１は回転容器、２は回転室、３は真空ポンプ、
４は真空度測定素子、５は電源、６，７，８は抵
抗、９は切換えスイツチ、１０は定電流回路、１
１は増幅器、１２はＡ／Ｄ変換素子、１３はＣＰ
Ｕである。
FIG. 1 is a schematic configuration diagram showing an embodiment of the vacuum degree measuring device for a centrifugal separator according to the present invention, and FIG. 2 is a graph showing the output voltage at different degrees of vacuum. 1 is a rotating container, 2 is a rotating chamber, 3 is a vacuum pump,
4 is a vacuum degree measuring element, 5 is a power supply, 6, 7, 8 are resistors, 9 is a changeover switch, 10 is a constant current circuit, 1
1 is an amplifier, 12 is an A/D conversion element, 13 is a CP
It is U.
Claims (1)
転させ遠心分離する遠心分離機において、回転容
器を回転させる為の回転室と前記回転室を真空状
態にする為の真空ポンプと前記回転室の真空度を
測定する真空度測定素子とを有し、前記真空度測
定素子への通電電流を切換える為の切換え素子と
を有することを特徴とする遠心分離機の真空度測
定装置。 A centrifugal separator that rotates a rotating container containing a sample to be separated at high speed for centrifugal separation includes a rotating chamber for rotating the rotating container, a vacuum pump for bringing the rotating chamber into a vacuum state, and a vacuum in the rotating chamber. 1. An apparatus for measuring the degree of vacuum of a centrifuge, comprising: a degree of vacuum measuring element for measuring the degree of vacuum; and a switching element for switching the current flowing to the degree of vacuum measuring element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7004390U JPH0430056U (en) | 1990-06-29 | 1990-06-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7004390U JPH0430056U (en) | 1990-06-29 | 1990-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0430056U true JPH0430056U (en) | 1992-03-11 |
Family
ID=31605875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7004390U Pending JPH0430056U (en) | 1990-06-29 | 1990-06-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0430056U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58169044A (en) * | 1982-03-31 | 1983-10-05 | Tokuda Seisakusho Ltd | Constant temperature type pirani vacuum gauge |
| JPH01184050A (en) * | 1988-01-14 | 1989-07-21 | Hitachi Koki Co Ltd | Vacuum indicator of centrifugal separator |
-
1990
- 1990-06-29 JP JP7004390U patent/JPH0430056U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58169044A (en) * | 1982-03-31 | 1983-10-05 | Tokuda Seisakusho Ltd | Constant temperature type pirani vacuum gauge |
| JPH01184050A (en) * | 1988-01-14 | 1989-07-21 | Hitachi Koki Co Ltd | Vacuum indicator of centrifugal separator |