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3BSE092978R1
- 更新时间:2025-03-19
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3BSE092978R1
3BSE092978R1
3BSE092978R1
数字量信号连接应注意的问题
变频器的输入信号中包括对运行/ 停止、正转/ 反转、点动等运行状态进行操作的数字量输入信号(开关型指令信号),这些信号常来自PLC 的数字量输出信号。PLC 通常利用其内部的继电器接点(继电器输出型P L C )或具有开关特性的元器件(晶体管输出型PLC)与变频器相连,得到运行状态指令,如图1 和图2 所示。在进行数字量信号的连接时应注意:
(1)使用继电器输出型P L C 与变频器相连时,应注意接触不良常带来变频器误动作,因此在实际接线中要注意连接可靠。
(2)使用晶体管输出型P L C 与变频器相连时,应注意晶体管本身的电压的高低、电流的大小等限制条件在其范围内,保证系统的可靠性。
(3)设计变频器的输入信号电路时,应尽量避免采用继电器等感性负载,因继电器开闭产生的浪涌电流可能引起变频器的误动作。
(4)当P L C 输出的开关信号进入变频器时,有时会发生外部电源和变频器控制电源之间的串扰,应注意对P L C和变频器分开接地,避免两者使用共同的接地线。
1747-L553/C 2 面价75032
1747-M13 5 面价6000
2711PC-T10C4D8 1 面价42036
1.6ES7334-0KE00-0AB0 1
5.6ES7953-8LP20-0AA0 1
6.6ES7134-4NB51-0AB0 2
8.6ES7155-6UB00-0CN0 1
11.6AV7240-3DC16-6GA0 1
12.6AV6643-0CD01-1AX2 1
05704-A-0121 2
05704-A-0145 2
TSXPSY8500M 1
KXFE00C5A00替代品N610144673AA 1个
KXFE001CA00替代品N610144674AA 1个
CPU主板 SCV1EQ_PBF:SBC603(1500MHZ) N610087117AA
DFC5114P-A6 1个
触摸屏 N610015977AA FPVM10M0 1个
6SL3201-2AD20-8VA0 9个
AI3281 1.
OPTO22 SNAP-AIMA 2
1.检测板320390-A02 2个
150-F135NBD 面价 33109 1
TCU IO转接板/DC24VTEBD01 2块
欧姆龙的温度控制表 E5CC-QX2ASM-800,1个
135-4GB01-0AB0 2
193-4CC30-0AA0 8
336-2BA10 3
Type: RHDIO-PC?
Serial no.: 99206419GZ
Assy. no.: 105866-4700
Speed: 600 ~ 2000
Maker: ZEXEL-JAPAN
1734-RTB 面价94 2
1734-MB 无面价 2
150-F201NBD 面价 36725 1
KFD2-STC5-EX1 : 7只
UPR-03-M:2根;
KFD2-EB2R4A.B : 4 只
KFD2-UT2-EX1(或者 KCD2-UT2-EX1):24只
6ES7315-2EH14-0AB0
6ES7953-8LL31-0AA0
6ES7331-1KF02-0AB0
6ES7135-6HD00-0BA1
W16AK1Z16 1
E2B-M30KS15-WZ-B1 数量20
FS1W075P26 1
TELEMECANIQUE ZCP21X1 4个
HCE880-01S-0183-4-B数量1
OMRON连接器 EE-1010-R 2M,50个
OMRON光电开关 EE-SX473,50个
OMRON中间继电器,LY4N-D2 DC24V,20个
C200H-IP007 1
MDX61B0011-5A3-4-00 1个----------
140CPU65160-------------
140CPU67160 ------------
80026-172-23-R------------
IC698CPE030------------
BMEH584040-------------
6FC5203-0AF01-0AA0--------------
8LSC45.EA03D005-3 1
安川 名称:变频器 型号:CIMR-HB4A0045AAA 400V
Telemecanique XBT-BB811010 1
VFD550B43C 数量1
VFD450B43A 数量1
8810-HI-TX
8811-IO-DC 各2
MTL-5042 10
A20B-2900-0310/05A
A20B-1005-0421/03A
QPJ2D100S2P数量1
SAN3-120SNS 1
SAN3-24S 1
CLV-BMA00A2B 1
D4SL-N4NFG-D 4
NW20 H1 1
MO325-16A,4个
MO325-20A,4个
MO325-25A,4个
6ES7223-1PL32-0XB0 50个
MFE190-04UP-09A0-2+N802 1
ACH580-01-088A-4 -般应用+DPMP-EXT控制盘柜门安装组件 1
6EP3332-6SB00-0AY0 1
6ES7134-6HB00-0DA1 1
134-6GD00-0BA1 1
6FX2002-1DC00-1CF0(25米) 3根
6GK7443-5DX05-0XE0 数量3
6ES7216-2AD23-0XB8 数量2
6177R-RMPW7 面价27572
6186-M17ALTC 没有查到面价 数量:各2
Telemecanique TSX MC70 E424, , TSXMC70E424, Fast Shipping
Telemecanique LC1-D65P7, New, LC1D65P7, Fast Shipping
Telemecanique TSX ASZ 401, , TSXASZ401, Fast Shipping
Telemecanique TSX SCP 112, , TSXSCP112, Fast Shipping
Telemecanique TSX-T3170, , TSXT3170, Fast Shipping
Telemecanique TSX17 ACC4, , TSX17ACC4, Fast Shipping
Telemecanique TSX ASR 200, , TSXASR200, Fast Shipping
Telemecanique TSX DET 1613, , TSXDET1613, Fast Shipping
Telemecanique TSX DET 3232, , TSXDET3232, Fast Shipping
Telemecanique TSX DMF 242A, , TSXDMF242A, Fast Shipping
Telemecanique TSX DST 3292, , TSXDST3292, Fast Shipping
Telemecanique TSX LES 74, , TSXLES74, Fast Shipping
Telemecanique TSX MBP 100, , TSXMBP100, Fast Shipping
Telemecanique TSX MPT 10, , TSXMPT10, Fast Shipping
Telemecanique TSX RKY 12, New, TSXRKY12, Fast Shipping
Telemecanique TSX RPM 328, , TSXRPM328, Fast Shipping
Telemecanique TSX SCG 116, , TSXSCG116, Fast Shipping
Telemecanique TSX 07 30 1028, , TSX07301028, Fast Shipping
TELEMECANIQUE LC1-D150BD USPP LC1D150BD
TELEMECANIQUE TSX-MPM-100 USPP tSXMPM100
TELEMECANIQUE XCS-L782F3 XCSL782F3 2.5MA 110V DPDT LIMIT SWITCH // NEW BOX //
NEW TELEMECANIQUE SCHEIDER XPSAV11113P NIB REPLAY MODULE 24V
NIB TELEMECANIQUE XML E060U1C23 ANALOG PRESSURE SENSOR
TELEMECANIQUE VW3-A16504 USPP VW3A16504
Telemecanique Gould Size 3/4 Magnetic Starter M213BX12L
TELEMECANIQUE CABLE CONTROL EMERGENCY STOP XY2 CE1A297
TELEMECANIQUE TSX-DET-3242 USPP TSXDET3242
XPS-AT TELEMECANIQUE
Telemecanique ZCK-J922H4 (Pack of 6) ZCK J922H4 Connector
TELEMECANIQUE TSX-RKY-12 NSPP TSXRKY12
TELEMECANIQUE VX4A452 NSPP VX4A452
XCSE7533 NEW TELEMECANIQUE XCS E7533 FREE SHIPPING
TELEMECANIQUE VW3-A66301 USPP VW3A66301
TELEMECANIQUE XUS-LTR5E0520T LIGHT CURTAIN TRANSMITTER
TELEMECANIQUE XUS-LTR5A0520R LIGHT CURTAIN RECEIVER
TELEMECANIQUE TSX-DSY-32T2K USPP TSXDSY32T2K
TELEMECANIQUE TSX-AMZ-600 USPP TSXAMZ600
TELEMECANIQUE L2153 NSFP L2153
Schneider TELEMECANIQUE TWIDO TWDLMDA40DTK NIB FreeShip
Schneider Telemecanique TSX Nesa TSX08H04MK HMI Panel
TELEMECANIQUE RL-01213 NSFP RL01213
TELEMECANIQUE XCS-L766F3DA USPP XCSL766F3DA
TELEMECANIQUE XCK-J5954F3H4 NSFP XCKJ5954F3H4
TELEMECANIQUE VW3-A16705 NSFP VW3A16705
TELEMECANIQUE TSX-3710-001 USPP TSX3710001
TELEMECANIQUE TSX-DSY-16T2 NSFP TSXDSY16T2
TELEMECANIQUE LD4-LC030BD USPP LD4LC030BD
Schneider Telemecanique Fipway PCMCIA Board TSXFPP20
TELEMECANIQUE SM759 NSPP SM759
TELEMECANIQUE LK3-MU3 USPP LK3MU3
TELEMECANIQUE TSX-3721-101 USPP TSX3721101
XBTH022010 NEW TELEMECANIQUE FREE SHIPPING
20X Telemecanique Contactor LC1-D1210 B7 24V /LC1 D12 10
Telemecanique XCS E8313 Safety Limit Switch
TELEMECANIQUE TSX17-10/20 # TSXDMF401
Altivar 16 Telemecanique model# ATV16UO9M2 #6898SL
TELEMECANIQUE TSX-SCG-116-1 (TSXSCG-1161) ,
TELEMECANIQUE TSX-PSY-2600 USPP TSXPSY2600
SQUARE D TELEMECANIQUE C1600 WELDING VFD OPERATOR DATA ENTRY PANEL W81491349
Telemecanique/Schneider Electric OTB1E0DM9LP
TELEMECANIQUE NON REVERSING CONTACTOR (LC1FJ44) NEW SUR
Telemecanique TSX AST 200, , TSXAST200, Fast Shipping
Telemecanique TSX 172 2012 Controller 12 In/ 8 Out
TELEMECANIQUE TSX-P57-104M NSPP TSXP57104M
TELEMECANIQUE - LC1 FK 43 CONTACTOR
110-120V COIL # LX FK 110
Schneider/Telemecanique Inverter ATV312H037M2 NIB!
TELEMECANIQUE TSX-P47-1 USPP TSXP471
TELEMECANIQUE XY2-CE2C250TK NSFP XY2CE2C250TK
TELEMECANIQUE SOFT START 5HP 3PH
SCHENIDER ELECTRIC TELEMECANIQUE TWD-AM12HT TWDAM12HT
TELEMECANIQUE XBT-MEM-24 USPP XBTMEM24
TELEMECANIQUE XBT-HM007010 NSFP XBTHM007010
TELEMECANIQUE TSX RKS 8 SINGLE RACK 8 POSITIONS SIMPLE
TSXRKS8
Telemecanique Interlock Switch XCSL764F3DA -- NEW
Telemecanique Altivar 71 ATV71HU40N4 VS AC Drive 5 HP
TELEMECANIQUE LC2FF43 Contactor - Brand New
TELEMECANIQUE atv28hu41m2 AC Drive vsd 1 3 single phase 200v/240v volt 3hp 3 hp
TELEMECANIQUE atv28hu41m2 AC Drive vsd 1 3 single phase 200v/240v volt 3hp glue
Telemecanique Altivart 16 AC Speed Drive - 3HP - 400/460V - 3Ph - ATV16U41N4
PLC LOT Allen Bradley Telemecanique MODICON Phoenix Rockwell Automation
ONE LOT OF TELEMECANIQUE ITEMS LC1D25Y0B7, LC1D25BD,GV1-M07,LP1D0910BD SEE LIST
Telemecanique Processor TSXp57102 in lab only!
TELEMECANIQUE XCSL766B3CA SAFETY INTERLOCK SWITCH 300VAC 10A XCS-L
Telemecanique Contactor LC1F400 420amps
Telemecanique Schneider Operators Unit Display 3515KPM _ SA-843364-C _ PM101774
TELEMECANIQUE PLC PREMIUM TSXPSY5500 POWER SUPPLY
VW3A66305 Telemecanique PCMCIA MODBUS PLUS ADAPTER
Telemecanique TSX-P57-104M Processor 571X4 UNY