Motorola 68P02958C00-B - Manual (Page 454)

Error Messages
C-162
Error #991: MODBUSTS module, Function %%
The length of exception reply is not as expected
Timeout problems or system software problem. Consult product group.
Error #992: MODBUSTS module, Function %%
The reply header contents is not as expected
Timeout problems or system software problem. Consult product group.
Error #993: MODBUSTS module, Function %%
The reply frame length is not as expected
Timeout problems or system software problem. Consult product group.
Error #994: MODBUSTS module, Function %%
RTU to MODBUS format translation of control has failed !!
May indicate system software problem. Consult product group.
Error #1000: ABTS module, Function %%
Illegal state !!
May indicate system software problem. Consult product group.
Error #1001: ABTS module, Function %%
No support for non MOSCAD master in Allen Bradley protocol
No support for MOSCAD/MOSCAD-L as slave in Allen Bradley protocol.
Error #1002: ABTS module, Function %%
The control frame in RTU PLC format is too long for the module or is too short !
The master should not send frames or poll for frames longer than 140 bytes.
Error #1003: ABTS module, Function %%
The Set Parameters function failed, but continuing
May indicate system software problem. Consult product group.
Error #1004: ABTS module, Function %%
Could not translate the RTU PLC to Allen-Bradley !
No support for the data type appearing in a poll control !
May indicate system software problem. Consult product group.
Error #1005: ABTS module, Function %%
Number of bits must be a multiple of 16 !
The length of PLC_DI or PLC_DO column must be a multiple of 16.