7 2-point verification function, A a a 1 2 3, E e e 9 9 9 – KEYENCE DV-90 User Manual
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4-7 2-Point Verification Function
2
Read the barcode. (First data reading)
This is verified with Master data 1.
zAt Verify OK
The unit enters the waiting state for the Second
reading. Parallel output LEDs OUT9 to 12 turn
OFF and OUT5 to 8 turn ON.
zAt Select Master NG
OUT1 to 12 turn ON at the output number (998)
representing an NG and a Select Master NG.
Then the unit returns to the waiting state for the
First reading.
3
Read the barcode. (Second data reading)
This is verified with Master data 2.
zAt Verify OK
OUT1 to 12 turn ON according to the matching
record number (1 - 900).
zAt Verify NG
OUT5 to 8 turn ON at the output number (999)
representing an NG and a Select Master NG.
Then the unit returns to the waiting state for the
Second reading.
OK
NG
12
11
10
9
8
7
6
5
4
3
2
1
ERR
A A A 1 2 3
[At Verify OK]
OK
NG
12
11
10
9
8
7
6
5
4
3
2
1
ERR
E E E 9 9 9
[At Verify NG]
OK
NG
12
11
10
9
8
7
6
5
4
3
2
1
ERR
H H 5 0
[At Verify OK]
OK
NG
12
11
10
9
8
7
6
5
4
3
2
1
ERR
F 6 6 6
[At Verify NG]