Delta Electronics AC Motor Drive VFD-E - Manual (Page 329)

Appendix D How to Use PLC Function|
D-46 Revision June 2008, 04EE, SW--PW V1.11/CTL V2.11
Mnemonic
Codes
Steps
API
16 bits 32 bits
P
Command
Function
16-bit 32-bit
22 MUL --
Perform the
multiplication of BIN
data 7 --
23 DIV --
Perform the division of
BIN data 7 --
24 INC --
Perform the addition of
1 3 --
25 DEC --
Perform the subtraction
of 1 3 --
30 ROR -- Rotate to the right 5 --
Rotation and
Displacement
31 ROL -- Rotate to the left 5 --
53 -- DHSCS X
High speed counter
enable -- 13
139 FPID --
Control PID parameters
of inverter 5 --
140 FREQ --
Control frequency of
inverter 5 --
141 RPR -- Read the parameter 9 --
Special
command for
AC motor
drive
142 WPR -- Write the parameter 7 --
D.5.10 Explanation for the Application Commands
API Mnemonic Operands Function
10 CMP P S
1
, S
2
, D Compare
Bit Devices Word devices Program Steps Type
OP
X Y M K H KnX KnY KnM T C D
S
1
* * * * * * * *
S
2
* * * * * * * *
D * *
CMP, CMPP: 7 steps
Operands:
S1: Comparison Value 1 S2: Comparison Value 2 D: Comparison result