WAGO-I/O-SYSTEM 750 XTR
Fieldbus Communication 175
750-352/040-000 FC ETHERNET G3 XTR
Manual
Version 1.3.0
Table 118: Register Address 0x1006
Register address 0x1006 (4102
dez
)
Value
While watchdog is running, WD_RUNNING
Access
Read
Standard
0x0000
Description
Current watchdog status.
at 0x0000: Watchdog not active
at 0x0001: Watchdog active
at 0x0002: Watchdog exhausted.
Table 119: Register Address 0x1007
Register address 0x1007 (4103
dez
)
Value
Restart watchdog, WD_RESTART
Access
Read/write
Standard
0x0000
Description
This register restarts the watchdog timer after time out by writing a value of 0x1
into it. If the watchdog was stopped before the time out, it is not restarted.
Table 120: Register Address 0x1008
Register address 0x1008 (4104
dez
)
Value
Simply stop watchdog, WD_AC_STOP_SIMPLE
Access
Read/write
Standard
0x0000
Description
This register stops the watchdog by writing the value 0xAA55 or 0x55AA into it.
The watchdog timeout fault is deactivated and it is possible to write in the
watchdog register again. If there is an existing watchdog fault, it is reset
Table 121: Register Address 0x1009
Register address 0x1009 (4105
dez
)
Value
Close Modbus
socket after watchdog timeout
Access
Read/write
Standard
0x0000
Description
0: Modbus
socket is not closed
1: Modbus
socket is closed
Table 122: Register Address 0x100A
Register address 0x100A (4106
dez
)
Value
Watchdog type Standard/Alternative
Access
Read/write
Standard
0x0000
Description
0: Modbus watchdog type “Standard”
1: Modbus watchdog type “Alternative”
Pos: 94.34 /Serie 750 ( WAGO-I/O-SYST EM)/Funkti onsbeschrei bung/F eldbuskommuni kation/M ODBU S/Z ugriff auf R egister werte - Watchdog (Beispi el Z eitüberschr eitung) @ 4\mod_1235634365875_21.docx @ 27793 @ @ 1
The length of each register is 1 word; i.e., with each access only one word can be
written or read. Following are two examples of how to set the value for a time
overrun: