福建中立恒自动化设备有限公司
主营产品: 大型DCS系统备件,进口工业机器人备件,大型伺服系统电机驱动器,变频器,传感器,安全栅,编码器,电磁阀,流量计等机械或电气部件产品
3920-01292船舶半导体工控备件主板供应
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福建中立恒自动化设备有限公司


输入/输出滞后时间又称系统响应时间,是指PLC部输入信号发生变化的时刻至它控制的有关外部输出信号发生变化的时刻之间的时间间隔,它由输入电路滤波时间、输出电路的滞后时间和因扫描工作方式产生的滞后时间这三部分组成。


输入模块的RC滤波电路用来滤除由输入端引入的干扰噪声,因外接输入触点动作时产生的抖动引起的不良影响,滤波电路的时间常数决定了输入滤波时间的长短,其典型值为10ms左右。


输出模块的滞后时间与模块的类型有关,继电器型输出电路的滞后时间一般在10ms左右;双向晶闸管型输出电路在负载通电时的滞后时间约为1ms,负载由通电到断电时的滞后时间为10ms;晶体管型输出电路的滞后时间一般在1ms以下。


PLC总的响应延迟时间一般只有几十ms,对于一般的系统是无关紧要的。要求输入输出信号之间的滞后时间尽量短的系统,可以选用扫描速度快的PLC或采取其他措施。

UCC28610EVM-474 25-W iversal-Line Flyback Converter Evaluation Module

2Pcs.Mean Well DR-4524 24V 2A AC-DC Industrial DIN Rail Power Supply

RITTAL SZ 2376.000 Buzzer

Honeywell N6603SR-W3-103-M Scan Engine Scan Head for Barcode Scanner 3Pcs.

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VERO PK30 BIVOLT 116-100156 POWER SUPPLY

POWER MEASUREMENT 3300 ACM DISPLAY MODULE

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JUMO DICON SM Type: 21K industry A06 2558 Mess And Control Technology

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100Pcs.MAX MOTHES GROVED PIN MM0000304468 1.4305 / X8CrNiS189 / X10CrNiS189

4Pcs.IBM 45D6529 8GB Ddr2 Memory

ICP CON ET-7052 Remote I/O Modules

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Eliwell IC915 Temperature Controller IC12C00TCH700

Autonics Power Controllers SPC1-50-E SPC150E

MAXREFDES37#: IO-Link, Quad Servo Motor Driver

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Leuze KB ET-10000-SSA connection cable 50106901

Scientific Atlanta IF Modulator 94194

16pcs. A.R.S Technologies 443-0530298 IGBT Module 8 pin

Encoder ROD 428 B600 Heidenhain

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Haldex Taster Schalter 815031001

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5Pcs.SMC SY5140R-5LOU-Q - - SOLENOID VALVE

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SIEMENS 6SE6400-1PB00-0AA0 MICROMASTER 4 PROFIBUS MODULE

SIEMENS 3SE3 750-6XX00 POSITION SWITCH

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3Pcs.MEGADYNE SPB4250 V BELT

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VEROBIVOLT PK 30 116-010015G POWER SUPPLY

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10pcs.ETRI Converters Power Supply DC 25CPR480315T

2Pcs.MARTIN MAC 350 Entour – Step motor 05701612 T14521-0.

4 Pcs.Fagor – Fagor Oven Thermostat Klixon K2 1175 263D 1-3 16-4 250V

Delta PLC Module DVP16HM11N  

SUZUKI 36230-61M30-6GS Lamp Assy Rr Room

Light Star KDX-B KDXB Panel Power Meter

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Circutor Computer 12m Circutor Automatic Power Factor Regulator

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TELE-PROFESSIONAL PCMCIA - Card Circuit

Schneider Electric Phaseo ABL8REM24030 Power Supply

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HONEYWELL TC809A1059 INTELLIGENT CONTROL MODULE

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PJ101IA-01A  10.1" lcd panel Via  

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SVResearch SVPowerflash 80-2

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EC11-150 SEMICONDUCTOR CIRCUITS POWER SUPPLY CONVERTER

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SAMSG LCD TV MAIN BOARD BN94-06761R BN41-01958 Via  

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