KEYENCE DV-90 - Manual (Page 94)

4-34 E DV-90-IM
4
Ba
si
c
Func
tions
4-7
2-Point Verification Function
This function is used to compare and verify two data items with a group of two master data in the order that the
data is read.
Verify OK is output if the two scans match an existing preset.
2-point Verification Function
The 2-point verification function compares the two read data items with the two master data items.
If data 123 and 456 are registered as master data, OK is output when the read data are 123 and 456
as well. NG is output when the data read does not match the master data.
In the 2-point verification function, Master data 1 and 2 are registered to a single preset. Verify OK
is determined when the two read data items match the registered data.
The operation flow for working with the 2-point verification function is as follows.
1 Selecting the 2-point verification function
2 Presetting the master data
3 Working with the 2-point verification function
Selecting the 2-point Verification Function
1
Move to the setting mode.
Press the key for one second. The mode changes
to the setting mode.
2
Display the basic settings menu.
Place the cursor on “1 Main” by pressing the or
key. Then press the key.
3
Specify the verification type.
Display “Verify Type” by pressing the or
key. Then press the key.
4
Select the 2-point verification function.
Place the cursor on “2Points” by pressing the or
key. Then press the key.
Master data
First data reading
Second data reading
Verify Verify
Master
data 1
Master
data 2
1 2 3 4 5 6
1 2 3 4 5 6 OK
M a i n
2 V e r i f y
1
MENU
0 1 V e r i f y T y p e
0 : N o r m a l
0 1 V e r i f y T y p e
0 : N o r m a l
0 1 V e r i f y T y p e
5 : 2 P o i n t s