Omron FQM1-MMP21 Function Tables Arranged by Purpose, Section, 7-9Analog Input Functions

Function Tables Arranged by Purpose				Section 1-7
Purpose		Operation	Main functions	Details
			used
Control using	Judgment pro-	Reading analog	Analog input +	7-9 Analog Input Functions
measurement	cessing based	input values in	ladder program-	Uses analog sensors to detect objects that can't
results for undu-	on measure-	high-speed	ming
				be detected with ON/OFF sensors and performs
lation, distortion,	ment results	cycles and per-
				judgment by comparing the analog input value
thickness,		forming judg-
				and internally held threshold values.
height, diame-		ment processing
				Processing with faster tact time is possible using
ter, etc., of an		using ladder
				high-speed analog input conversion (40 ∝s) and
object		program
				high-speed cycle times (approximately 2 ∝s min-
				imum when only analog inputs are enabled).
				Also, analog sampling at 50-∝s intervals (min.) is
				possible if analog inputs are set to immediate
				refresh and PRV(881) instructions are used in
				parallel processing in the ladder program.
	Position control	Performing sync	Synchronous	7-6 Pulse Outputs
	using measure-	control using	Data Link Bit	7-9 Analog Input Functions
	ment results	high-speed	Area
				Can perform synchronous control while perform-
		counter PV posi-
				ing position control on slave axis synchronized
		tion information
				with position based on pulse input or synchro-
		and analog input
				nous control while adding analog value from dis-
		information
				placement sensor as position control
		simultaneously
				compensation.
				MMP21 and MMA21 used together for this appli-
				cation.
Responding	Changing ana-	Immediate	• Settings for	7-10 Analog Outputs
quickly to exter-	log output	refresh of ana-	immediate	SPED(885) or ACC(888) instructions can be
nal signals with	amount as soon	log output	refresh
				used to directly refresh analog outputs.
analog control	as signal turns		• SPED(885)/AC
				Used to change output amount immediately
	ON
			C(888) instruc-	after external signal triggers.
			tions
	Reading analog	Immediate	• Settings for	7-9 Analog Input Functions
	input value as	refresh of ana-	immediate	PRV(881) instructions can be used to directly
	soon as signal	log input	refresh
				refresh analog inputs.
	turns ON		• PRV(881)
				Used to read input values immediately after
			instructions
				external signal triggers.
Holding analog	---	Determining	Analog output	7-10 Analog Outputs
output at the		analog output	hold function	The analog output status can be held at the
maximum value		value at output
				maximum value, cleared, or held at the current
or at the value at		enable OFF or
				value at output enable OFF or system errors.
that time when		error
set conditions or
errors occur.

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