Description
由于出现的是oop报警,自然怀疑是信号线断,对该信号线路进行检查,结果线路完好。先判断是其DCS卡件故障,对报警点的dcs卡件进行更换,但故障仍未得到解决。这时,我们意识到一定是存在干扰,从而对该dcs信号造成影响。为减少干扰,对仪表接地进行改造,但故障仍未解决。经过对该dcs信号点排查,最后只剩下由变频器送至dcs的信号线最值得怀疑
SICK WSU26/2-131 1015726
NORGREN RM/9125/50/C
ABB ISCA022536R0870OS160B03 / ISCA022536R0870 OS160B03
B&R 3DI476.6 REV.CO
FESTO LR-ZP-A-D-3 / 35971 / LRZPAD3
BAUMER FPDM12P5102/S35A PHOTO ELECTRIC SENSOR
CHALMIT NEXN080MV / AXNEX7-2080 / AXNEX72080
GEC K3PGX100 / K3PGX 100 / K3-PGX-100 / K3PGX1OO
KEYENCE EH-114 SENSOR HEAD
BALLUFF BES516211S27ELW / BES516211S21ELW