Omron SYSMAC FH Series User Manual page 468

2 Methods for Connecting and Communicating with External Devices
l Clear Measurement Values
The measurement result is cleared as follows.
• Time Charts
FH:
DI0 to DI6 signals
DI7 signal
BUSY signal
READY signal
ACK signal
• Output Signals
Signal
BUSY
READY
ACK
• Input Signals
Signal
DI0 to DI4
DI5
DI6
DI7
2 - 406
0 1000000
ON
OFF
Allow at least 1 ms and then turn ON IN7.
ON
OFF
ON
OFF
ON
OFF
Turns ON when the measurement value is being cleared.
The amount of time during which the BUSY signal is turned ON is approximately 1 [ms].
Turns OFF when the command to clear the measurement value is being executed.Turns
OFF as long as the BUSY signal is ON.
Turns ON when execution of the DI command is completed.
Turns OFF.
Turns OFF.
Turns ON.
This is the trigger signal to clear a measurement value.
After DI0 to DI6 are set, turn ON DI7 after an interval over 1 [ms].
The BUSY signal is ON during command execution. After checking that the BUSY signal
has turned ON, turn DI7 OFF and then turn DI0 to DI6 OFF.
Note, however, that the amount of time during which the BUSY signal is turned ON is ap-
proximately 1 [ms]. If it cannot be recognized whether the BUSY signal is turned ON or
not by an external device, control the timing so that the DI7 signal is turned ON for ap-
proximately 5 [ms].
FH/FHV Series Vision System User's manual for Communication Settings (Z342-E1)
The PLC (user) turns OFF the
signal again when the ACK
signal is turned ON.
The signal turns OFF when
DI7 turns OFF.
Description
Description