Omron FQM1-MMA21, FQM1-CM001, FQM1-MMP21 operation manual Time Measurement with the Pulse

Function Tables Arranged by Purpose				Section 1-7
Purpose		Operation	Main functions	Details
			used
Operation with	Increasing accu-	High-precision	• One-shot pulse	7-5 Pulse Inputs
highly precise	racy of external	ON outputs, with	outputs	Set pulse output operation mode to one-shot
timing	output ON time.	minimum unit of	(STIM(980)
				output.
	(Feeding, hole	0.01 ms	instruction)
				Specified outputs turn ON during specified inter-
	opening, tape
				val (0.01 ms to 9,999 ms).
	winding, gluing,
				Output OFF after specified time elapses is per-
	and other appli-
	cations)			formed by hardware, which gives accurate ON
				time with no fluctuation.
				Can be used within interrupt tasks because uses
				special timer.
	Highly accurate	Starting/stop-	• Pulse output	7-6-8 Time Measurement with the Pulse
	measurement of	ping high-preci-	counter mea-	Counter
	external input	sion timer at	surement	Time measurement starts/stops with input inter-
	signal ON/OFF	0.001-ms unit	mode (time
				rupt (MSKS(690) instruction) + STIM(980)
	time	min.	measurement)
				instruction within interrupt tasks. The elapsed
			(Unit: 0.001 ms
				time is stored in Motion Control Module Auxiliary
			min.)	Area. This data can be read using the PRV
				instruction.
				Note Pulse output 1 or pulse output 2 must be
				set to pulse counter time measurement in
				System Setup.
	Various pro-	Outputting	• Pulse output	7-6-8 Time Measurement with the Pulse
	cessing (instruc-	ON/OFF pat-	counter mea-	Counter
	tion execution)	tern when pulse	surement	Can be used to obtain output pattern each time
	at each one of	output counter	mode (time
				interval elapsed after timer start.
	multiple time	PV is within set	measurement)
				Timer accuracy can be selected from as low as
	intervals, using	value range.	• Range com-
				0.001 ms.
	high-precision		parison bit pat-
	timer		tern output
Timing output	Timing output	Outputting	• High-speed	7-5-8 Pulse Input Function Description
according to	using high-	ON/OFF pat-	counter range	Outputs set bit pattern when high-speed counter
workpiece posi-	speed counter	tern when high-	comparison bit
				PV enters the range between set upper and
tion	PV	speed counter	pattern output
				lower limits.
		PV within cer-	(Executes
		tain range	comparison at
			execution of
			CTBL(882)
			instructions)

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