JPS6436052U - - Google Patents

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Publication number
JPS6436052U
JPS6436052U JP13171587U JP13171587U JPS6436052U JP S6436052 U JPS6436052 U JP S6436052U JP 13171587 U JP13171587 U JP 13171587U JP 13171587 U JP13171587 U JP 13171587U JP S6436052 U JPS6436052 U JP S6436052U
Authority
JP
Japan
Prior art keywords
rotation
setting voltage
speed setting
speed range
rotation control
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
Application number
JP13171587U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP13171587U priority Critical patent/JPS6436052U/ja
Publication of JPS6436052U publication Critical patent/JPS6436052U/ja
Pending legal-status Critical Current

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Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例を示す回路図である
。１はツエナーダイオード、２は定電流調整用ボ
リユーム、３は差動増幅器、４はスタート時のリ
セツト用トランジスタ、５は定電流用トランジス
タ、６は回転数設定用ボリユーム、７はアナログ
スイツチ、８はスローアクセル用条件に使用する
ゲートＩＣ（ＯＲ）である。 FIG. 1 is a circuit diagram showing an embodiment of the present invention. 1 is a Zener diode, 2 is a constant current adjustment volume, 3 is a differential amplifier, 4 is a reset transistor at start, 5 is a constant current transistor, 6 is a rotation speed setting volume, 7 is an analog switch, 8 is a This is a gate IC (OR) used for slow acceleration conditions.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 試料を遠心分離するロータを駆動するモータの
加速・減速を制御する回路において、低速域で回
転数設定電圧を定時間内に上昇させる定電流源と
、高速域の回転数設定電圧との切替をするアナロ
グスイツチと、回転制御する条件を入力するゲー
トＩＣによつて構成される遠心機の回転制御回路
。 In the circuit that controls the acceleration and deceleration of the motor that drives the rotor that centrifuges the sample, a constant current source that increases the rotation speed setting voltage within a fixed time in the low speed range and a rotation speed setting voltage in the high speed range are switched. A centrifuge rotation control circuit consisting of an analog switch for controlling the rotation and a gate IC for inputting rotation control conditions.
JP13171587U 1987-08-28 1987-08-28 Pending JPS6436052U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13171587U JPS6436052U (en) 1987-08-28 1987-08-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13171587U JPS6436052U (en) 1987-08-28 1987-08-28

Publications (1)

Publication Number Publication Date
JPS6436052U true JPS6436052U (en) 1989-03-06

Family

ID=31388042

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13171587U Pending JPS6436052U (en) 1987-08-28 1987-08-28

Country Status (1)

Country Link
JP (1) JPS6436052U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5678379A (en) * 1979-11-22 1981-06-27 Hitachi Koki Co Ltd Controlling circuit for rotating speed
JPS6122781A (en) * 1984-07-07 1986-01-31 Ricoh Co Ltd F/v servo speed control circuit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5678379A (en) * 1979-11-22 1981-06-27 Hitachi Koki Co Ltd Controlling circuit for rotating speed
JPS6122781A (en) * 1984-07-07 1986-01-31 Ricoh Co Ltd F/v servo speed control circuit

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