描述
理想運(yùn)算放大器具有“虛短”和“虛斷”的特性,這兩個(gè)特性對分析線性運(yùn)用的運(yùn)放電路十分有用。為了保證線性運(yùn)用,運(yùn)放必須在閉環(huán)(負(fù)反饋)下工作。如果沒有負(fù)反饋,開環(huán)放大下的運(yùn)放成為一個(gè)比較器。如果要判斷器件的好壞,先應(yīng)分清楚器件在電路中是做放大器用還是做比較器用。
我們這里有您急需的停產(chǎn)備件,
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主營:世界知名品牌的PLC、DCS系統(tǒng)備件模塊
①Allen-Bradley(美國AB)系列產(chǎn)品》
②Schneider(施耐德電氣)系列產(chǎn)品》
③General electric(通用電氣)系列產(chǎn)品》
④Westinghouse(美國西屋)系列產(chǎn)品》
⑤SIEMENS(西門子系列產(chǎn)品)》
⑥銷售ABB Robots.FANUC Robots、YASKAWA Robots、KUKA Robots、Mitsubishi Robots、OTC Robots、PanasonicRobots、MOTOMAN Robots。
⑦estinghouse(西屋):OVATION系統(tǒng)、WDPF系統(tǒng)、MAX1000系統(tǒng)備件。
⑧Invensys Foxboro(??怂共_):I/A Series系統(tǒng),F(xiàn)BM(現(xiàn)場輸入/輸出模塊)
順序控制、梯形邏輯控制、事故追憶處理、數(shù)模轉(zhuǎn)換、輸入/輸出信號處理、數(shù)
據(jù)通信及處理等。Invensys Triconex:冗余容錯(cuò)控制系統(tǒng)、基于三重模件冗余(TMR)
結(jié)構(gòu)的zui現(xiàn)代化的容錯(cuò)控制器。
⑨Siemens(西門子):Siemens MOORE,Siemens Simatic C1,Siemens數(shù)控系統(tǒng)等。
⑩Bosch Rexroth(博世力士樂):Indramat,I/O模塊,PLC控制器,驅(qū)動模塊等。
◆Motorola(摩托羅拉):MVME 162、MVME 167、MVME1772、MVME177等系列。
TACHO SENS.0286
REXROTH INDRAMAT MAC112D-0-FD-4-C/130-A-1/WI520LV SERVO MOTOR 2000RPM 56A 336INLB TACHO SENS.76
REXROTH INDRAMAT MAC112D-0-HD-3-C/130-0-0 SERVO MOTOR 1500RPM DBL-SHFT TACH FEEDBK KYWY BRAK
REXROTH INDRAMAT MAC112D-0-HD-3-C/130-A-0 SERVO MOTOR
REXROTH INDRAMAT MAC112D-0-HD-3-C-130-A-1/SO5 SERVO MOTOR
REXROTH INDRAMAT MAC112D-0-HD-3-C/130-A-0 SERVO MOTOR
REXROTH INDRAMAT MAC112D-0-HD-3-C/130-A-1 SERVO MOTOR
REXROTH INDRAMAT MAC112D-1-FD-2-C/130-A-1 SERVO MOTOR WITH BRAKE 57NM 83A
REXROTH INDRAMAT MAC-112D-2-ED-1-B/130-A-1/1625 SERVO MOTOR
REXROTH INDRAMAT MAC-112D-2-ED-4-C/130-A-1/WI524/S005 SERVO MOTOR
REXROTH INDRAMAT MAC112D-2-ED-4-C/130-A-0-WI-520LX/S005 SERVO MOTOR
REXROTH INDRAMAT MAC112D-2-HD-4-C/130-A-2/W-I520LX/S018 SERVO MOTOR
REXROTH INDRAMAT MAC112DED4C130A1 SERVO DRIVE
REXROTH INDRAMAT MAC115A0FS4C/180-B-1 MOTOR 3000RPM 45NMBRAKE CENTERING DIAMETER180MM
REXROTH INDRAMAT MAC112B-0-LD-4-C/180-A-C/WI-520LV-S005 SERVO MOTOR
REXROTH INDRAMAT MAC-63C-0-HS-4-C/95-A-0/W1518LV/S001 SERVO MOTOR
REXROTH INDRAMAT MAC71B-0-FS-3-C/095-A-0/S018 SERVO MOTOR
REXROTH INDRAMAT MAC-71C-0-US-4-C/95-B-0/WI5-24LV/S001 MOTOR BLOWER
REXROTH INDRAMAT MAC90ARD4C110A0W SERVO MOTOR
REXROTH INDRAMAT MAC90C-0-G-4C/110-A-1/W1520/S01 SERVO MOTOR
REXROTH INDRAMAT MAC90C-0-KD-2-C/110-A-0/S01 MOTOR
REXROTH INDRAMAT MAC90C-0-KD-2-C/110-A-1/S01 MOTOR
REXROTH INDRAMAT MAC92B-0-OD-1-B/95-A-1 SERVO MOTOR
REXROTH INDRAMAT MDD017B-N-030-N26-095GBO SERVO MOTOR
REXROTH INDRAMAT MDD0650N060N2L09 SERVO MOTOR
REXROTH INDRAMAT MDD065AN040N2L09 DRIVE
REXROTH INDRAMAT MDD065BN040N2M09 SERVO MOTOR
REXROTH INDRAMAT MDD065C-N-060-N2L-095GA0 SERVO MOTOR PERMANENT MAGNET 268035
REXROTH INDRAMAT MDD065D-N-040-N2L-095PB0 SERVO MOTOR
REXROTH INDRAMAT MDD065D-N-060-N2L-095PB0 SERVO MOTOR
REXROTH INDRAMAT MDD-071A-N-030-N2L-095PB0 SERVO MOTOR 300V 3000RPM DIGITAL FEEDBACK WO/BRK
REXROTH INDRAMAT MDD-071A-N-030-N2M-095PB0 Item
REXROTH INDRAMAT MDD-071A-N-030-N2T-095PB0 SERVO MOTOR 300V 3000RPM DIGITAL/ABS ENCODER WO/BR
REXROTH INDRAMAT MDD071B-N-030-N2S-095PAO SERVO MOTOR
REXROTH INDRAMAT MDD071BN040N2S09 SERVO MOTOR
REXROTH INDRAMAT MDD-071C-N-030-N2S-095PRO PERMENANT MAGNET MOTOR
REXROTH INDRAMAT MDD071C-N-030-N2T-095-B0 SERVO MOTOR DIGITAL
REXROTH INDRAMAT MDD071C-N-030-N2T-095-PB0 SERVO MOTOR DIGITAL
REXROTH INDRAMAT MDD-0909B-N-030-NC2-110PAO MOTOR
REXROTH INDRAMAT MDD090AN030N2M11 CONTROL
REXROTH INDRAMAT MDD-090B-N-030-N2M-110PB0 SERVO MOTOR 3000RPM DIGITAL/ABS ENCODER WO/BRK
REXROTH INDRAMAT MDD090CN020N2L11 SERVO MOTOR
REXROTH INDRAMAT MDD090C-N-030-N2L-110PAO SERVO MOTOR 92IN-LB
REXROTH INDRAMAT MDD090C-N-030-N2M-110PBO SERVO MOTOR 10.4NM 5,03NM 300RPM
REXROTH INDRAMAT MDD093A-N-030-N2L-110PB1 SERVO MOTOR
REXROTH INDRAMAT MDD093A-N-030-N2M-110PB0 SERVO MOTOR 3000RPM DIGITAL/ABS ENCODER WO/BRK
REXROTH INDRAMAT MDD093B-N-040-N2M-110GB2 SERVO MOTOR AC 4000RPM
REXROTH INDRAMAT MDD093BN060N2M SERVO DRIVE
REXROTH INDRAMAT MDD093C-N-020-N2M-110GA0 SERVO MOTOR AC 2000RPM
REXROTH INDRAMAT MDD093C-N-030-N2M-130GA2 SERVO MOTOR AC 3000RPM
REXROTH INDRAMAT MDD093C-N-040-N2M-110GB0 SERVO MOTOR AC 4000RPM
REXROTH INDRAMAT MDD112BN030N2M18 MOTOR
REXROTH INDRAMAT MDD112B-N-040-N2L-130PA0 SERVO MOTOR
REXROTH INDRAMAT MDD112CN015N2L13 MOTOR
REXROTH INDRAMAT MDD112C-N-020-N2M-130PB0 SERVO MOTOR AC 2000RPM MAX
REXROTH INDRAMAT MDD112C-N-020-N2M-130PB1 SERVO MOTOR AC 2000RPM MAX
REXROTH INDRAMAT MDD112C-N-030-N2L-130PB0 SERVO MOTOR 247IN-LB
REXROTH INDRAMAT MDD112CN30N2M130 MOTOR
REXROTH INDRAMAT MDD112D-N-020-N2L-130GB0 SERVO MOTOR 2000RPM FEEDBACK WO/BRAKE
REXROTH INDRAMAT MDD112DN030N2L13 SERVO MOTOR
REXROTH INDRAMAT MDD112DN030N2M MOTOR
REXROTH INDRAMAT MDD112D-N-030-N2M-130PB0 SERVO MOTOR AC 300RPM MAX W/ABSOLUTE FEEDBACK
REXROTH INDRAMAT MDD115AN020N2L-130-GR1 MOTOR 2000RPM MAX N CLASS DIGITAL 45.0NMBRAKE