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Programming
ABB Control - AC 31
Page 5-23
1SBC 260400 R1001-b
06.99
4.1.15. Clock
A clock is available on the 50 series central units (see Figure 5-3).
Drift (typical) 4.3 min / month at 25 °C
The clock parameters are accessible:
Either in the following variables:
IW 62.08
seconds (0...59)
IW 62.09
minutes (0...59)
IW 62.10
hours (0...23)
IW 62.11
days of the week (1...7)
Monday = 1
IW 62.12
days of the month (1...depending on the month)
IW 62.13
months (1...12)
IW 62.14
years (00...99)
Or by using the UHR function
Updating the clock
The clock update can be effectuated in two ways:
Through the AC31GRAF software in the configuration window, by clicking on the "Set PLC
clock" icon (see Figure 5-4).
Through programming using the UHR function.
Here is an example using the UHR function:
UHR
FREI
S
SEC
MIN
H
TAG
MON
JHR
WTG
AKT
FEHL
ASEC
AMIN
AH
ATAG
AMON
AJHR
AWTG
%I62.00
%KW001.00
%KW001.01
%KW001.02
%KW001.03
%KW001.04
%KW001.05
%KW001.06
%M001.00
%MW000.00
%MW000.01
%MW000.02
%MW000.03
%MW000.04
%MW000.05
%MW000.06
%I62.01
%MW001.00
Summary of Contents for AC 31
Page 1: ...Technical Manual Advant Controller 31 40 50 Series 1SBC 260400 R 1001 b ...
Page 7: ......
Page 43: ......
Page 45: ...Technical specifications Page 3 2 ABB Control AC 31 1SBC 260400 R1001 b 06 99 ...
Page 83: ......
Page 85: ...Installation Page 4 2 ABB Control AC 31 1SBC 260400 R1001 b 06 99 ...
Page 109: ......
Page 130: ...Programming ABB Control AC 31 Page 5 21 1SBC 260400 R1001 b 06 99 ...
Page 182: ...Communication ABB Control AC 31 Page 7 11 1SBC 260400 R1001 b 06 99 ...
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Page 218: ...AC 31 technical documentation ABB Control AC 31 Index Page 1 1SBC 260400 R1001 b 06 99 Index ...