JPH0643713Y2 - バルブポジショナ - Google Patents

バルブポジショナ

Info

Publication number
JPH0643713Y2
JPH0643713Y2 JP2783890U JP2783890U JPH0643713Y2 JP H0643713 Y2 JPH0643713 Y2 JP H0643713Y2 JP 2783890 U JP2783890 U JP 2783890U JP 2783890 U JP2783890 U JP 2783890U JP H0643713 Y2 JPH0643713 Y2 JP H0643713Y2
Authority
JP
Japan
Prior art keywords
signal
air pressure
output
input
change start
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
Application number
JP2783890U
Other languages
English (en)
Japanese (ja)
Other versions
JPH03117744U (en]
Inventor
惇 木村
正明 山口
寛 林
剛志 西島
康男 笠原
稔 翠川
藤和 菅原
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yokogawa Electric Corp
Original Assignee
Yokogawa Electric Corp
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 by Yokogawa Electric Corp filed Critical Yokogawa Electric Corp
Priority to JP2783890U priority Critical patent/JPH0643713Y2/ja
Publication of JPH03117744U publication Critical patent/JPH03117744U/ja
Application granted granted Critical
Publication of JPH0643713Y2 publication Critical patent/JPH0643713Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Servomotors (AREA)
  • Fluid-Driven Valves (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
JP2783890U 1990-03-19 1990-03-19 バルブポジショナ Expired - Lifetime JPH0643713Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2783890U JPH0643713Y2 (ja) 1990-03-19 1990-03-19 バルブポジショナ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2783890U JPH0643713Y2 (ja) 1990-03-19 1990-03-19 バルブポジショナ

Publications (2)

Publication Number Publication Date
JPH03117744U JPH03117744U (en]) 1991-12-05
JPH0643713Y2 true JPH0643713Y2 (ja) 1994-11-14

Family

ID=31530673

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2783890U Expired - Lifetime JPH0643713Y2 (ja) 1990-03-19 1990-03-19 バルブポジショナ

Country Status (1)

Country Link
JP (1) JPH0643713Y2 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6851938B2 (ja) * 2017-08-31 2021-03-31 アズビル株式会社 バルブメンテナンス支援装置および方法

Also Published As

Publication number Publication date
JPH03117744U (en]) 1991-12-05

Similar Documents

Publication Publication Date Title
US6382226B1 (en) Method for detecting broken valve stem
US9329603B2 (en) Vacuum pressure regulation system
JPS63181012A (ja) 流量制御バルブ
JPH1054778A (ja) 調節弁異常検出方法および検出装置
JPH0643713Y2 (ja) バルブポジショナ
JPH06503637A (ja) ポンプ及び負荷を有する油圧装置
US5029610A (en) Flow-control type piezoelectric element valve
JP3383968B2 (ja) バルブポジショナ
JPH0750418B2 (ja) 空気圧レギユレ−タ
US5644948A (en) Control valve with a drive operated by a pressure medium and a position controller
JP7063590B2 (ja) 空気圧シリンダの動作検出装置
JP2551411B2 (ja) 燃焼装置における多段制御式空燃比制御方法及び装置
JP3473724B2 (ja) バルブポジショナ
JPH05187405A (ja) バルブポジショナ
JPH0367028A (ja) ガスタービン機関の制御装置
JP2808868B2 (ja) 電空ポジショナー
JPH02179434A (ja) 二重遮断ガスバルブのリークチェック方法
JPS63275876A (ja) 調節弁の異常検出装置
JPH08178782A (ja) 差圧測定装置
CN120444431A (zh) 一种基于数据检测自动调压的先导阀控制方法及装置
JP2001141592A (ja) ダイヤフラム式圧力計及びその誤差測定方法
CN114110247B (zh) 流量调节器、阀组件和方法
JP2787392B2 (ja) 自動設定減圧弁装置
JPH02179435A (ja) 二重遮断ガスバルブのリークチェック装置
JPH08159825A (ja) 流量制御系の異常検知装置