Timing chart for parallel output, Timing chart for parallel output -20 – KEYENCE DV-90 User Manual
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Timing Chart for Parallel Output
After reading the data, execute parallel output at the following timing:
➀.........Output ON time: Specify this in “Out ON time” in the I/O setting menu.
(
Refer to 6-11) (It can be set between 10 ms and 2550 ms.) The factory setting is
500 ms.
➁ .........Output delay time: Specify this in “Out Delay” in the I/O setting menu.
(
Refer to 6-11) (It can be set between 0 ms and 255 ms.) The factory setting is 5 ms.
OUT1 to 12
• Only OUT9 to 12 are turned ON while waiting for the First reading, and only OUT5 to 8
are turned ON while waiting for the Second reading.
• At Verify OK, all outputs are turned OFF (Preset 000).
ALL outputs are turned OFF when Bit output format is selected (default).
• At Verify NG, outputs representing “999” (NG and Verify NG) are turned ON.
ALL outputs are turned OFF when Bit output format is selected (default).
• When a read error occurs, outputs representing “997” (Read Error) are turned ON.
ALL outputs are turned OFF when Bit output format is selected (default).
OK
Turns ON when Verify OK is output.
NG
Turns ON when Verify NG is output.
READ_ERR
Turns ON when a reading error occurs (Only when the read error check is set).
1
2
2
1
Reading state
OUT9 to12
OUT5 to 8
OUT1 to
4
OK
NG
READ_ERR
First data
reading
Second data
reading
First data
reading
First data
reading
Read Error
Verify OK/NG
Read Error
Read OK