1X00781H01L WESTINGHOUSE 控制

YASKAWA SGMSV-30ADA21 3KW
A-B 1746-P4
A-B 1747-L542
FOXBORO FBM241C
FOXBORO FBM241C
FOXBORO FBM241C
YASKAWA CP-9200SH/CPU
AB VPL-B0631T-CJ12AA
FISHER-ROSEMOUNT KJ1501X1-BB1
FISHER-ROSEMOUNT KJ1501X1-BB1
ASCO WSNF8327B012*220VAC
A-B 1756-IF16
GE IC693CPU350
A-B 9324RLD000ENM
FOXBORO P0926AH-B
SCHNEIDER 140AC013000

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Description

因此输入电路的元器件质量的好坏和连接方式直接影响着控制系统的可靠性。比如:按钮、行程开关等输入开关量的触点接触是否良好、接线是否牢固等。设备上的机械限位开关是比较容易产生故障的元件。在设计时,应尽量选用可靠性高的接近开关代替机械限位开关。

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