modbus tcp

[vanakerkevin]

Hello

I need to read modbus tcp vary in a router "ewon" who reads it himself these values ​​in a tsx 37 UNITELWAY communication between ewon and is TSX37 values ​​back but I can 't to read modbus tcp in WinLog all tags OK but its value remains at 0.
Do you have any idea regarding my problem ?
Thank you.

[admin]

Dear Sir,
when you see the gates OK it means that you are reading correctly by the device or entered as sampling "Never.
Post your test application so that we can verify that there are no errors.