Delta Electronics VFD-E Explanation for the Application Commands, Api, Mnemonic Operands Function

Appendix D How to Use PLC Function

Rotation and Displacement

Special

command for

AC motor

drive

API

22

23

24

25

30

31

53

139

140

141

142

	Mnemonic		P					Steps
	Codes				Function
			Command
1	6 bits	32 bits				16	-bit		32-bit
				Perform the		7			--
MUL		--		multiplication of BIN
				data
DIV		--		Perform the division of		7			--
				BIN data
INC		--		Perform the addition of		3			--
				1
DEC		--		Perform the subtraction		3			--
				of 1
ROR		--		Rotate to the right		5			--
ROL		--		Rotate to the left		5			--
--		DHSCS	X	High speed counter		--			13
				enable
FPID		--		Control PID parameters		5			--
				of inverter
FREQ		--		Control frequency of		5			--
				inverter
RPR		--		Read the parameter		9			--
WPR		--		Write the parameter		7			--

D.5.10 Explanation for the Application Commands

API	Mnemonic			Operands							Function
10	CMP		P		S1, S2, D						Compare
Type	Bit Devices					Word devices					Program Steps
OP	X	Y	M	K	H	KnX	KnY	KnM	T	C	D CMP, CMPP: 7 steps
S1				*	*	*	*	*	*	*	*
S2				*	*	*	*	*	*	*	*
D		*	*
Operands:
S1: Comparison Value 1 S2: Comparison Value 2 D: Comparison result
D-46									Revision June 2008, 04EE, SW--PW V1.11/CTL V2.11