CM CANOPen S71200 Digital output dosnt turn on

Dear Sir,
i have one CM CANOPEN S71200 module as master and one I/O station from VIPA.
i donwloded the siemens application example and successfully i can read the Digital inputs.
my problem that i cant write the digital output, aso soon as i force the digital output byted in the TIA portal, the PLC output of VIPA is on as pulse then turned off again.

could you please advice how i can fix this?

thanks and regards

I recommend opening a support case on This will get you in touch with an expert on this device in your area.