Weidmuller WI-GTWY-9 User Manual page 106

WI-GTWY-9-xxx Wireless Gateway
Get Slave Diagnostics
GET_SLAVE_DIAG: Command Number = 0004h
This command reads diagnostic data from a specified slave.
Note: The response data size depends on the actual slave implementation. Range 6 -244.
Command and response layout:
Message ID
Message Information
Command Number
Data Size
Extended Word 1
Extended Word 2
Extended Word 3
Extended Word 4
Extended Word 5
Extended Word 6
Extended Word 7
Extended Word 8
• Slave Address
Range 1-125, specifies the slave to read diagnostics from.
• Type of request
0x00: Internal slave diagnostic request. The diagnostic information stored in the master is
returned. Can only be requested for slaves configured by the master.
0x01: External slave diagnostic request. A diagnostic request is sent on the network to the
specified slave. Can be requested for all slaves on the network.
• Station Status [1 ...3 ]
Consult EN50170 Vol.2 for further information.
106
Command
(ID)
4002h
0004h
0000h
Slave Type of
Address request
-
-
-
-
-
-
-
Response data word 1
Response data word 2
Response data word 3
Response data word 4
Response data word n
Response
(ID)
0002h
0004h
(Size of data)
Type of
Slave Address
request
-
-
-
-
-
Extended Fault Info
Fault Information
Station Status Station Status
1
Station Status Master
3 Address
Ident Number
::: Extended Diagnostic Data
V1.18
2