76
Sec
tion 5
Discrete I/
O
Communication
V400-F050/250/350
User’s Manual
Section 5
Communicating with PC and Programmable Controller
Timing Charts
When [One Shot] is Selected as Trigger Mode and [OK Pulse] is
Selected for [OK/NG Output]
The OK/NG signal is not output when reading has failed.
• If [NG Pulse] is selected for [OK/NG Output], the OK/NG signal will not be output when reading is
successful.
• If [OFF] is selected for [NG Output], no outputs will be made via RS-232C when reading has failed.
RUN
OFF
ON
OFF
ON
OFF
ON
OFF
ON
TRIG
BUSY
OK/NG
(RS-232C)
Power ON
Power OFF
Reading in progress
By pulse width
Completion of start-up
Reader is active.
Trigger input
Trigger input
Trigger input
Reading in progress
Reading in progress
Serial communication in progress
Serial communication in progress
Serial communication in progress
Содержание 2D CODE READER
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