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ifm
Device Manual Supplement: Acyclic data records and Command interface (AC14 and AC4S)
2017 / 09
Command channels
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4.2.7
Command 0x0109 – Set date/time
16677
Using this command, the system time (date and time) of the device can be set.
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Command request channel (fieldbus master >>> device)
16694
Offset
Word no.
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
1
UID
2
command number
3
month
Day
4
year (byte 2, MSB)
year (byte 1, LSB)
5
minutes
hours
6
reserved
seconds
7 ... 120
The area is completely ignored.
It does not matter whether the data area exists or what data is contained.
Legend:
day
day
1 byte
0x01 = 1
0x02 = 2
...
0x1F = 31
month
month
1 byte
0x01 = January
0x02 = February
...
0x0C = December
Year
Year
1 word
Possible values: 1971 ... 2037
0x07B3 = 1971
0x07B4 = 1972
...
0x07F5 = 2037
Example:
2014 = 0x07DE
year (MSB) = 0x07, year (LSB) = 0xDE
hours
hours
1 byte
0x00 = 0
0x01 = 1
...
0x17 = 23
minutes
minutes
1 byte
0x00 = 0
0x01 = 1
...
0x3B = 59
seconds
seconds
1 byte
0x00 = 0
0x01 = 1
...
0x3B = 59