I have a old machine using ABB op45 PLC control system .Recetly suddenty could not run.When power on,it show "program stop" alarm lamp back of op45. Infront lcd display "RAM OK_".So no other work.
So,please give me some help .Thanks.
ABB OP45 PLC
ABB OP45 PLC
Hi. i have a problem about ABB op45 plc system .
I have a old machine using ABB op45 PLC control system .Recetly suddenty could not run.When power on,it show "program stop" alarm lamp back of op45. Infront lcd display "RAM OK_".So no other work.
So,please give me some help .Thanks.
I have a old machine using ABB op45 PLC control system .Recetly suddenty could not run.When power on,it show "program stop" alarm lamp back of op45. Infront lcd display "RAM OK_".So no other work.
So,please give me some help .Thanks.