IC693MDL940F
IC693MDL940F
IC693MDL940F
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-L542 9 面价52075
1747-L543 17面价61252
1756-L55 10面价
1756-L61 17面价 58812
1756-L62 1面价82577
1756-L63 6面价 122264
1756-L71 8面价65363
1756-L72 10面价94688
1756-L72S 2面价103469
1756-L73 2面价135269
1756-L75 1面价223039
1756-L82ES 1面价92882
1769-L24ER 3面价
1769-L30ER 8面价21328
1769-L32E 1面价36200
1769-L33ER 11面价30455
1769-L36ERM 1面价51874
1794-L34 7面价
ADAM-5510М 2
1747-L541C 1面价
1769-35E 1面价
1769-L35E
1747-L514 SLC500 1面价15196
IC693CPU374 1----------------
Siemens 315-2AG10-0AB0 1
Siemens 6ES7 211-1AE40-0XB0 1
Siemens 6ES7 212-1BE31-0XB0 1
Siemens 6ES7 214-1DB20-0XB0 1
Siemens 6ES7 214-1HG40-0XB0 2
Siemens 6ES7 215-1HG40-0XB0 1
Siemens 6ES7 314-1AF11-0AB0 1
Siemens 6ES7 314-6CH04-0AB0 2
Siemens 6ES7 315-2AG10-0AB0 4
Siemens 6ES7 315-2AH14-0AB0 4
Siemens 6ES7 317-2AJ10-0AB0 1
Siemens 6ES7 513-1AL01-0AB0 1
Siemens 6ES7 515-2FM01-0AB0 2
Siemens 6ES7 635-2EC01-0AE3 1
Siemens 6ES7 635-2EC02-0AE3 1
Siemens 6ES7214 1AD23-0XB0 1
Siemens 6ES7214-1HG40-0XB0 1
Siemens 6ES7315-2EH14-0AB0 1
Siemens 6ES7317-2AK14-0AB0 1
Siemens 6GK74431EX110XE0 1
6ES7515-2AM01-0AB0 1
6ES7635-2EC02-0AE3 1
6ES7214-1AG40-0XB0 1
品牌:SCHNEIDER
型号:EGX150
数量:10
S801+T18N3S 数量:1
6SL3201-0BE14-3AA0 1台
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MICOM P921
22C-D030N103 2 面价12634
1770-CD 2*1.5 300米
1756-OF8H 31816 1 A版本
3BHB002000R0001 11--------------
3BHE046836R010 2--------------
3BHE046836R0101-------------
GF D563 A101
驱动模块 6SN1123-1AA00-0EA2 1个-------------
驱动模块 6SN1123-1AB00-0BA1 1个------------
驱动轴卡 6SN1118-0DM33-0AA2 1个---------------
MS165-42 1SAM451000R1015
MS165-54 1SAM451000R1016
模拟量输入模块BMXAMI0800,2个;---------------
离散量DC输入模块BMXDDI3202K,2个---------------
6DL1193-6BH00-0RM0 1
6DL1155-6AU00-0PM0 1
6DL1193-6AR00-0AA0 1
6DL1131-6BL00-0PH1 1
6DL1132-6BL00-0PH1 1
6DL1132-6BL00-0PH1 1
6DL1135-6TF00-0PH1 1
6DL1193-6TP00-0DH1 4
6DL1193-6GA00-0NN0 2
6DL1193-6MC00-0AA0 1
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FM300RB-1500B
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A20B-2101-0354数量2
6SL3210-1PE31-8UL0 1
6SL3246-0BA22-1FA0 1
6SL3255-0AA00-4CA1 1
6ES7307-1EA01-0AA0 1
6ES7315-2EH14-0AB0 1
电源模块SB822 5块
6SN1123-1AB00-0CA3 1-----------------
Hein Lanz 62-58SN-G13121-P393 1
CE15-2500-0L(CTB ENCODER) 2
6SN1123-1AA00-0LA3 1
KT10W-2P1115 1
VT3-Q5S 1
USB2000+UV-VIS 1
S20260- SRS 1
S20660- SRS 1
102K- SQAZ-CE 1
GMC- 32/26A 1
CV-035C 1
LSDH6-P 1
PMC33B- HG100 3
NCS - 304 3
HC- KFS- 13(100W) 2
MXQ12- 50 6
3GAA132004-BDE数量1
ATS48C11Q 4
SV660NT012I-FS*1个
SV660NS2R8I-FS*3
DEVICE NET模块/DN311A
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