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IM00120

128

IM00120

MSC-3 Start Up

Error:

Function code 1 byte 134 (128+function code, 0x86)

Exception code 1 byte 1, 2 or 3

Function Code 07: Read Exception Status

Request:

Function code 1 byte 7

Response:

Function code 1 byte 7

Output data 1 byte 0 to 255

Function Code 08: Diagnostics, Sub Codes 0, 2, 10...18, 20

Request:

Function code 1 byte 8

Sub function 2 bytes

0, 0  Return query (request) data

0, 2  Return diagnostic register

0, 10  Clear counters and diagnostic register

0, 11  Return network message count

0, 12  Return network communication error count

0, 13  Return network exception error count

0, 14  Return slave message count

0, 15  Return slave no response count

0, 16  Return slave NAK count

0, 17  Return slave busy count

0, 18  Return network character overrun count

0, 20  Clear overrun counter and ag

Data 2 bytes Data for MSC-3 MODBUS diagnostics

Response:

Function code 1 byte 8

Sub function 2 bytes 0,2,10...18,20

Data 2 bytes

Error:

Function code 1 byte 136 (128+function code, 0x88)

Exception code 1 byte 1 or 3

Function Code 15: Write Multiple Coils

Zener MSC-3 User Manual

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