Hitachi SJ100 The following table shows the methods of torque control selection

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SJ100 Inverter

The following table shows the methods of torque control selection.

		“A” Function		Run		Defaults
Func.	Name /		Description	Mode	–FE	–FU	–FR	Units
				Edit
Code	SRW Display				(CE)	(UL)	(Jpn)
A_41	Torque boost method		Two options:	✘	00	00	00	—
	selection		00... Manual torque boost
			01... Automatic torque boost
	V-Boost Mode 0
A241	Torque boost method		Two options (for 2nd motor):	✘	00	00	00	—
	selection, 2nd motor		00... Manual torque boost
			01... Automatic torque boost
	2V-Boost Mode 0
A_42	Manual torque boost		Can boost starting torque	✔	11	11	11	—
	value		between 0 and 99% above
			normal V/f curve, from 0 to
	V-Boost	code 11
			1/2 base frequency
A242	Manual torque boost		Can boost starting torque	✔	11	11	11	—
	value, 2nd motor		between 0 and 99% above
			normal V/f curve, from 0 to
	2V-Boost code 11
			1/2 base frequency
A_43	Manual torque boost		Sets the frequency of the V/f	✔	10.0	10.0	10.0	%	Configuring ParametersDrive
	frequency adjustment		breakpoint A in graph (top of
			previous page) for torque boost
	V-Boost	F 10.0%
A243	Manual torque boost		Sets the frequency of the V/f	✔	10.0	10.0	10.0	%
	frequency adjustment,		breakpoint A in graph (top of
	2nd motor		previous page) for torque boost
	2V-Boost F 10.0%
A_44	V/f characteristic curve		Two available V/f curves;	✘	02	02	02	—
	selection		three select codes:
			00... Constant torque
	CONTROL	SLV
			01... Reduced torque
			02... Sensorless vector control
A244	V/f characteristic curve		Two available V/f curves;	✘	02	02	02	—
	selection, 2nd motor		three select codes:
			00... Constant torque
	2CONTROL	SLV
			01... Reduced torque
			02... Sensorless vector control
A_45	V/f gain setting		Sets voltage gain of the	✔	100	100	100	%
			inverter from 50 to 100%
	V-Gain	100%