Mitsumi electronic 55K, FR-F520-0.75K instruction manual Type, Terminal Name Description, Run, Ipf

							INSTALLATION AND WIRING
Type		Symbol	Terminal Name					Description
		10E		10VDC, permissible load				When the frequency setting potentiometer is
				current 10mA				connected in the factory-set state, connect it to
			Frequency setting
								terminal 10.
			power supply	5VDC, permissible load current
		10						When it is connected to terminal 10E, change the
				10mA				input specifications of terminal 2.
	setting
				By entering 0 to 5VDC (0 to 10VDC), the maximum output frequency is reached at 5V
		2	Frequency setting	(or 10V) and I/O are proportional. Switch between input 0 to 5VDC (factory setting)
	Frequency		(voltage)	and 0 to 10VDC from the operation panel. Input resistance 10kΩ					. Maximum
Analog
				permissible voltage 20V.
			Frequency setting	By entering 4 to 20mADC, the maximum output frequency is reached at 20mA and
		4		I/O is proportional. This input signal is valid only when the AU signal is on. Input
			(current)
				resistance approximately 250Ω . Maximum permissible current 30mA.
				By entering 0 to ± 5VDC or 0 to ± 10VDC, this signal is added to the frequency setting
		1	Auxiliary frequency	signal of terminal 2 or 4. Switch between input 0 to ± 5VDC and 0 to ± 10VDC (factory
			setting	setting) from the operation panel. Input resistance 10kΩ . Maximum permissible
				voltage ± 20V.
		5	Frequency setting	Common to the frequency setting signal (terminal 2, 1 or 4) and analog output
			input common	terminal AM. Do not earth.
	Contact			1 contact output indicating that the output has been stopped by
				the inverter protective function activated.
				(continuity across A-C), normal: continuity across B-C
		A, B, C	Alarm output	230VAC 0.3A, 30VDC 0.3A. Alarm: discontinuity across B-C
				(discontinuity across A-C).
				Switched low when the inverter output frequency is equal to or
		RUN	Inverter running	higher than the starting frequency (factory set to 0.5Hz, variable).
				Switched high during stop or DC injection brake operation (*1).
				Permissible load 24VDC 0.1A.						Output terminal
				Switched low when the output frequency has reached within						function selection
	collectorOpen	SU	Up to frequency	± 10% of the set frequency (factory setting, variable). Switched						(Pr. 190 to
signalsOutput				high during acceleration, deceleration or stop (*1). Permissible						Pr. 195) change
				load 24VDC 0.1A.						terminal
				Switched low when the stall prevention function has caused stall						functions.
		OL	Overload alarm	prevention to be activated. Switched high when stall prevention is
				reset (*1). Permissible load 24VDC 0.1A.
		IPF	Instantaneous power	Switched low when instantaneous power failure or undervoltage
			failure	protection is activated (*1). Permissible load 24VDC 0.1A.
				Switched low when the output frequency has reached or
		FU	Frequency detection	exceeded the detection frequency set as appropriate. Switched
				high when below the detection frequency (*1). Permissible load
				24VDC 0.1A
		SE	Open collector output	Common to the RUN, SU, OL, IPF and FU terminals.
			common
	Pulse			One selected from 16				Factory setting of output item:
		FM	For meter	monitoring items, such as				Frequency permissible load current 2mA
				output frequency, is output. (*2)				1440 pulses/s at 60Hz
	Analog			The output signal is				Factory setting of output item:
				of each monitoring item.				Permissible load current 1mA
		AM	Analog signal output	proportional to the magnitude				Frequency output signal 0 to 10VDC
Communication	485-RS			With the operation panel connector, communication can be made through RS-485.
				•	Conforming Standard : EIA Standard RS-485
			PU connector	•	Transmission format	: Multi-drop link
				•	Communication speed: Maximum 19200bps
				•	Overall length	: 500m (1640.40feet)

*1: Low indicates that the open collector-outputting transistor is on (conducts). High indicates that the transistor is off (does not conduct).

*2: Not output while the inverter is reset.

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