heweijie2007
Member
i have a problem never happened before
lc cannot runing stl programming, i have check as flowing
1)when plc running, monitor s600 cannot pass to s601 even condition is on;
2)check spcial relay m574 is on, but cannot reset it
3)stop the plc, still cannot reset m574
4)it is running with ROM, is battery low will have this problem? how to fix it? THANKS
lc cannot runing stl programming, i have check as flowing1)when plc running, monitor s600 cannot pass to s601 even condition is on;
2)check spcial relay m574 is on, but cannot reset it
3)stop the plc, still cannot reset m574
4)it is running with ROM, is battery low will have this problem? how to fix it? THANKS
