节点连接模块 EC401-10 S2

执行时间短可加快PLC对一般输入信号的响应速度。从讨论PLC的工作原理知，从对PLC加入输入信号，到PLC产生输出，理想的情况也要延迟一个PLC运行程序的周期。因为PLC监测到输入信号，经运行程序后产生的输出，才是对输入信号的响应。不理想时，还要多延长一个周期。当输入信号送入PLC时，PLC的输入刷新正好结束，就是这种情况。这时，要多等待一个周期，PLC的输入映射区才能接受到这个新的输入信号。对一般的输入信号，这个延迟虽可以接受，但对急需响应的输入信号，就不能接受了。对急需处理的输人信号延迟多长时间PLC能予以响应，要另作要求。

UNION POLITICIAN  FUSE HOLDER MULTI 2520 388-424

LITTELFUSE SLO-BLO FUSES ASSORTED - 313 3AB 7A 326 AND MICRO 1/2A 273

GOULD SHAWMUT AMPTRAP 300A FUSE TYPE-4  A50P300

LITTLEFUSE 60 AMP 600VAC FUSE HOLDER LH60060-1C

BUSSMANN FUSETRON FNA-6 125V LOT OF 6

CELLO-LITE  10 AMP FUSES LOT OF 4  JG1

BUSS NO. 663 FUSE REDUCERS 60 TO 30AMPS 600V

BUSS 600V 30A 1-POLE CLASS H FUSEHOLDER H60030-1S LOT OF 8

LITTELFUSE 313  700mA 250V GLASS SLOW-BL0 FUSE -

BUSS FUSES ABC 10 200A 250V   - LOT OF 4 ( EACH CONTAINS 5 FUSES)

BUSSMANN FUSETRON FRS-25 600V 25 AMPS DUAL ELEMENT TIME DELAY FUSE

BUSS NON 15 AMP 250V CLASS H FUSE LOTS OF 12

BUSSMANN TRON 225V RECITIFIER FUSE KAB 225

GOULD SHAWMUT 200A 600VAC ONE-TIME FUSE OTS200

RS COMPONENTS 20A FUSE HOLDER 413-901

BUSS 600VAC 30A 2-POLE FUSE HOLDER CHCC

RELIANCE ECSR 6 600 V CLASS RK5  LOT OF 8

BUSSMANN FWH-175A 500 V FUSE  

BUSS FUSES MIXED LOT OF MDL-7/10 MDL-3/4 MDL- 4/10  -

FUSETRON DUAL ELEMENT TIME DELAY RK5 FRS-R 250

FERRAZ SHAWMUT 66582 POWER DISTRIBUTION BLOCK  

JRM GH150W 500 CERAMIC TUBE RESISTOR

BUSSMANN-FUSETRON FNM-10 250V  FUSES  - 1 BOX OF 10

BUSSMANN FUSETRON FNA-1 250V   - 1 LOT OF 10

GOULD SHAWMUT ONE TIME OT 10 10AMP 250V CLASS K5 FUSE LOT OF 13

LITTELFUSE 400A 600VAC POWR-PRO FUSE LLSRK 400

BUSSMANN FRS-R-125 CLASS RK5600V