188 • Appendix
Mailbox Command References
6.3.6.9 Read the Operating Time of the Module (GetLocalUpTime, 0xDB)
With call up, the operating time of the module since the last reboot can be
read.
Note
This function serves as an aid for the error search; for example, to test power
failures. The accuracy of the time measurement is not designed to enable pre-
cise time measurement over longer periods of time.
Conditions
Request
Byte
Response
Byte
Mailbox size
Operating mode/profile
6
12
18
(●)
●
●
7
6
2
2
2
0
1
T
7
6
2
2
2
0
1
T
2
3
4
5
6
(optional)
7
(optional)
Real-
Config.
Ad hoc
time
●
●
●
5
4
3
2
2
2
2
MBX_UPTIME
-
5
4
3
2
2
2
2
MBX_UPTIME
MBX_RESULT
MBX_MINUTES
MBX_HOURS
MBX_DAYS (LSB)
MBX_DAYS
MBX_DAYS
MBX_DAYS (MSB)
Device role
Save
config.
Master
Slave
●
●
-
1
0
2
2
1
0
2
2
WAGO-I/O-SYSTEM 750
Restart
-
I/O Modules