JPS63232695A - 通信装置 - Google Patents

通信装置

Info

Publication number
JPS63232695A
JPS63232695A JP6440387A JP6440387A JPS63232695A JP S63232695 A JPS63232695 A JP S63232695A JP 6440387 A JP6440387 A JP 6440387A JP 6440387 A JP6440387 A JP 6440387A JP S63232695 A JPS63232695 A JP S63232695A
Authority
JP
Japan
Prior art keywords
transmitter
communication device
loop
receiver
communication
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.)
Granted
Application number
JP6440387A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0419760B2 (enrdf_load_stackoverflow
Inventor
Koichi Kajiura
梶浦 孝一
Takaharu Miyazawa
宮沢 敬治
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.)
Azbil Corp
Original Assignee
Azbil 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 Azbil Corp filed Critical Azbil Corp
Priority to JP6440387A priority Critical patent/JPS63232695A/ja
Publication of JPS63232695A publication Critical patent/JPS63232695A/ja
Publication of JPH0419760B2 publication Critical patent/JPH0419760B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Arrangements For Transmission Of Measured Signals (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Selective Calling Equipment (AREA)
JP6440387A 1987-03-20 1987-03-20 通信装置 Granted JPS63232695A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6440387A JPS63232695A (ja) 1987-03-20 1987-03-20 通信装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6440387A JPS63232695A (ja) 1987-03-20 1987-03-20 通信装置

Publications (2)

Publication Number Publication Date
JPS63232695A true JPS63232695A (ja) 1988-09-28
JPH0419760B2 JPH0419760B2 (enrdf_load_stackoverflow) 1992-03-31

Family

ID=13257312

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6440387A Granted JPS63232695A (ja) 1987-03-20 1987-03-20 通信装置

Country Status (1)

Country Link
JP (1) JPS63232695A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0419760B2 (enrdf_load_stackoverflow) 1992-03-31

Similar Documents

Publication Publication Date Title
US4525845A (en) Balanced circuit for connecting receiver and transmitter to transmission line
CA2119438A1 (en) Three wire low power transmitter
EP0101528B1 (en) Improvements in 2-wire analog communication systems
CA1123102A (en) Line interface unit for voice and wide band signal coupling
JP2580343B2 (ja) フィールド計器システム及びコミュニケータ
CN107925440A (zh) 现场设备耦合单元和系统
EP0212896A2 (en) Current loop arrangements
US6907082B1 (en) 4-20 mA interface circuit
JPS63232695A (ja) 通信装置
JPS63232694A (ja) 通信装置
JPH03114320A (ja) バーストモード送信機・受信機ユニット
DK151997C (da) Transformatorfri gaffelkobling
JPS62272399A (ja) 差圧・圧力伝送器
JPH01283700A (ja) フイールド計器の通信方法
SU1170480A1 (ru) Устройство дл сигнализации
JPH05292571A (ja) デジタル制御装置の入出力装置
JPH02208799A (ja) 4線式フイールド計器装置とその通信方法
KR940003825Y1 (ko) 데이타 전송선로의 노이즈 차단회로
JPH01305697A (ja) 通信システム
JPH0916882A (ja) 2線式信号受信装置
JP2796793B2 (ja) フィールド計器システム及びコミュニケータ
JPS6014529A (ja) 送受信システム
KR940006605Y1 (ko) 하이브리드 펄스트랜스포머
KR930005596B1 (ko) 키폰시스템에서 주장치와 단말기간 신호 전송회로
SU645097A1 (ru) Многоканальный телеизмерительный преобразователь сопротивлени в интервал времени