描述
为证实干扰源是由变频器产生,我们将该变频器的出线电缆从铁氧体环中穿过,并将变频器至dcs的信号线与变频器的输入、输出线尽量远离并交叉。通过以上措施,dcs上该点的oop报警频率有一定程度下降。这就证实了干扰源来自变频器。那么下一步的措施就是尽量减少变频器的干扰。
ALLEN BRADLEY 1747L542 CPU MODULE SLC 5/04 32K USER MEM
OPTICAL COATING LABORATORY ROTARY DRIVE CONTROLLER
NEW SVG LITHO A-4 8-BIT CMOS MEMORY PCB P/N690-8232-003
NAIS MATSUSHITA ANR11501 LASER HEAD MICRO LASER SENSOR
NEW BOSCH TRANSFER LIFT MODEL HP20-59320X 320STAMTG
SUPERIOR ELECTRIC DRD002A 50 WATT DRIVE BOARD
JVC BR-S777U STEREO VIDEO CASSETTE DUPLICATOR