Omron FQ2-S/CH Series User Manual page 79

Timing Chart
ON
RUN signal
OFF
IN0 to IN6
signals
ON
IN7 signal
OFF
ON
BUSY signal
OFF
ON
ACK signal
OFF
Output Signals
Signal
RUN This signal is ON while the Sensor is in Run Mode. It will be OFF in Setup Mode.
BUSY This signal does not change while clearing measurement values.
ACK When the command has been completed normally, this signal is turned ON for the time that is set for the ACK output time.
Input Signals
Signal
IN0 to IN5 Turn OFF.
IN6 Turn ON.
IN7 This signal is the trigger for clearing measurement values. Set the IN0 to IN6 signals, wait for at least 5 ms, and then turn
ON the IN7 signal.
Clearing an Error
This command clears the error output status.
Parameters
Execution
IN7 IN6 IN5
1
FQ2-S/CH User's Manual
for Communications Settings
Run Mode entered.
0 1000000
ON for 1 ms min.
Allow 5 ms min. and then turn ON IN7.
Command
IN4 IN3 IN2
1000001
Controlling Operation and Outputting Data with a Parallel Interface Sensor Data Unit
Setup Mode entered.
ACK output time
Function
Function
IN1 IN0
Input example
11000001
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