MY2N is two contacts, MY4N four. The socket is separate. If the relay does not pull in I look at coil voltage. I do not blame the PLC.
Omron
MY ve LY
MY2N is two contacts, MY4N four.
Questions
Is this page that company's catalog?
No. I describe the families I meet on site. The order code is read off the label. The price is written after measurement.