LG GLOFA-GM Series, Руководство пользователя, Страница: 354 / 358

Appendix
A-11
A.2.3 Error code for dedicated master communication
As for the station operated in dedicated master communication mode and required to compose master program
using GM_RD/GM_WR function block, error information is indicated by output error code on status output of the
function block if error resulted by execution of function block occurs. The following table is for error codes for the
function block of dedicated communication. Error code is displayed in a decimal unit
STATUS value Meaning Action to take
10 No response from correspondent station.
1) Check setting of correspondent station No.
2) Check dedicated mode for operation of
correspondent station.
3) Check communication basic parameter
17
Position of Cnet I/F module is incorrectly
specified.
Check if SLOT_NO value is correct.
21 No response from Cnet I/F module
1) Check operation mode of local Cnet module
2) Check channel No.
35
NAK from correspondent station has
been received.
Check variable name (%MB,%QB,%IB– BYTE only
available)
37 Input parameter setting is incorrect Check data length