EasyMarker E-Stop Suggestions

Q:

To summarize:

The system worked in the =
past.CMT recently did service on the marker and =
controller.When marker was returned, it worked when hooked up to a =
laptop at your desk.When connected to a PLC and other I/O =
in your production cell, problems occurred.

 

E-Stop issues:

The E-stop screen alarm on the =
EasyMarker is displayed.The signal from the PLC estop string =
is high (on).The Marker’s reset function will not clear the alarm. =

 

Program start function:

The PLC program initiate signal will =
not start the marker’s program.

 

A: =

Suggestions:

1.)    =
Try to turning on/off the option-bits for in the =
Marker:

–          =
E-stop (19) ON

–          =
Remote Reset (20) ON

–          =
Program Start (17) ON

–          =
This should help to isolate if it’s a =
marker problem in the Estop string.

 

2.)    =
Try forcing turning ON in the PLC the input for =
Marker Ready:

–          =
 You will have to manually start the =
program.

–          =
This may help determine if the chain of events =
(other prox switches and signals in the system) necessary to =
“authorize” the marker to start are working and in the =
correct order.

 

The =
EasyMark Operator Guide has an excellent I/O setup in chapter-3 (pages =
10-11)