TM-6740GE Series
60
Configuring the Camera
5.8.6
Pulse Generators controls
The Pulse Generator lets you create a pulsed digital signal with a configurable frequency. They can be
configured to emit a continuous (periodic) pulse. One use of this feature is to create a periodic trigger signal.
The low section of the signal is called Delay, and the high is called Duration.
TimerSelector:
chooses which Timer to configure.
TimerDelayRaw:
configures the raw value of the low section of the output signal. The formula to calculate
actual time is:
Duration of Low (nsec) = (Granu 1) * (TimerDe1) * 30
TimerDurationRaw:
configures the raw value of the high section of the output signal. The formula to calculate
actual time is:
Duration of High (nsec) = (Granu 1) * TimerDurationRaw * 30
TimerFrequency:
a read-only field that shows the frequency of the pulse in Hz.
TimerGranularityFactor:
a multiplier value used to scale the Delay and the Duration in increments of 30 nsec.
TimerPeriod:
shows the timer’s period in units of nsec.
TimerTriggerActivation:
select the signal state of the TriggerSource to start the Timer.
−
RisingEdge: starts when the trigger signal goes from Low to High
−
LevelHigh: starts when the trigger signal is at the High state.
−
FallingEdge: starts when the trigger signal goes from High to Low.
−
AnyEdge: starts on any Falling or Rising Edge.
−
LevelLow: starts when the trigger signal is at the Low state.
TimerTriggerSource:
select the source of trigger to start the Timer.
−
PLC_Q: the trigger source comes from the PLC Q output. Each Timer has their source from
different Q output port:
• Timer1 trigger comes from PLC_Q9
• Timer1 trigger comes from PLC_Q8
• Timer1 trigger comes from PLC_Q11
• Timer1 trigger comes from PLC_Q10
−
Continuous: the Timer is always running.
Содержание TM-6740GE
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