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AD51-S3
AD51-S3
AD51-S3
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。
HALTEC EFX-080-005
HAMAR T-261A LASER
HAMEG HM303-4 OSCILLOSCOPE NO POWER CORD
HAMMOND CVHW250C TRANSFORMER
HAMPTON PRODUCTS 03212 MOTOR
HANDTMANN 843511
HANDTMANN 846566
HANDTMANN 855303
HANDTMANN 855308
HANKISON 5945.576.13
HANKISON 6685.029.4 TRANSMITTER
HARDY 0535-0445-03 ANALOG
HARDY HI2151/30WC-RM WEIGHT CONTROLLER
HARDY HI2160RC WAVERSAVER C2
HARDY HI3030 WEIGHT CONTROLLER
HARDY INSTRUMENTS HI 1771-WS SER.B WEIGH SCALE MODEL
HARDY INSTRUMENTS HI SBH04-4.5K
HARDY INSTRUMENTS HISTH06-450
HARDY PWA0535-0445-03 BOARD
HARMONIC DRIVE CSS-32-80-2A-GR-SP ROBOTIC COMPONENT
HARNISCHFEGER 479U195D12 CONTACTOR
HART 264DDFSRRRA1 PRESSURE TRANSMITTER
HASTINGS DV-6R
HAUSER 50P15-ELGA1RAOBAAW PROMAG P FLOWMETER
HAYWARD DB1100ST BASKET STRAINER 1" PVC DUPLEX
HAYWARD EA2 ACTUATOPR 120VAC W/ TRUE UNION 2" PVC BALL VALVE
HEIDENHAIN 263380-30 INTERPULATION BOX SIGN
HEIDENHAIN 284 807-30
HEIDENHAIN 292380-06
HEIDENHAIN 320.002-5000 ENCODER 254 847 09
HEIDENHAIN 336960-20
HEIDENHAIN 336977-13
HEIDENHAIN ENCODER ROD 431.025-1024
HEIDENHAIN LS 504 LINEAR SCALE ENCODER
HEIDENHAIN PGM 246 002 02
HEIDENHAIN ROD 270 18000 03S12-03 ENCODER
HEIDENHAIN RON 705 B 9000
HEIDENHAN 3909025-02 ENCODER RING
HEINEN 60865 CONTROL MODULE
HELDT & ROSSI 807E SERVO AMPLIFIER
HELMEL ENGINEERING AE-70113 POWER SUPPLY BOARD
HERCULES Q/SN-064286/478/A1450273 MOTOR 350 OUTPUT RPM RATIO 5.06
HERCULINE 2001-200-090-126-200-20-100000-1-0-00 ACTUATOR
HERMARY OPTO LRS-50 LASER RANGE SENSOR
HEVI DUTY HZ12-3000
HIMMELSTEIN 3902X(25-1)-N-F-N-5000
HIRSCHMANN OZD PROFI 12M G12 FIBEROPTIC MODULE PROFIBUS
HIRSCHMANN RS20-0800M2M2SDAE RAIL SWITCH
HIRSCHMANN RS20-2400T1SDAEHH05.0.02 RAIL SWITCH
HI-SPEED 5D-OIT-001B REV.E
HI-SPEED P2-61-203
HI-SPEED P2-80-101 PROCESSOR BOARD
HI-SPEED P2-80-121 PC BOARD KEYBOARD DISPLAY
HITACHI AS-CLRS-017 ITRAN CAMERA ASSEMBLY
HITACHI C14C-1472D1F-A MONITOR
HITACHI CM1483MU-511 DISPLAY
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HITACHI IGBT INVERTER J300-055HFU
HITACHI J300-110HFU
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HOKUYO AUTOMATIC KAD-300 CLOSE CRANE WARNING DEVICE
HOKUYO BWF-11A SENSOR
HOMAG DRIVE 12F5CBD-YA50
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HONEYWELL 10267A-1-0-00-0-10001-000-00
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