Delta Electronics Programmable Logic Controller DVP-PLC User Manual
Page 413
8 Application Instructions API 100-149
DVP-PLC Application Manual
8-11
API Mnemonic
Operands
Function
102
FWD
Forward Running of VFD-A
Controllers
ES/EX/SS SA/SX/SC EH/SV
Bit Devices
Word Devices
Program Steps
Type
OP
X Y M S K H
KnX KnY KnM KnS T
C
D
E
F
S
1
*
*
*
S
2
*
*
*
n
*
*
*
FWD: 7 steps
PULSE 16-bit 32-bit
ES EX SS SA SX SC EH SV ES EX SS SA SX SC EH SV ES EX SS SA SX SC EH SV
API Mnemonic
Operands
Function
103
REV
Reverse Running of VFD-A
Controllers
ES/EX/SS SA/SX/SC EH/SV
Bit Devices
Word Devices
Program Steps
Type
OP
X Y M S K H
KnX KnY KnM KnS T
C
D
E
F
S
1
*
*
*
S
2
*
*
*
n
*
*
*
REV: 7 steps
PULSE 16-bit 32-bit
ES EX SS SA SX SC EH SV ES EX SS SA SX SC EH SV ES EX SS SA SX SC EH SV
API Mnemonic
Operands
Function
104
STOP
Stop VFD-A
Controllers
ES/EX/SS SA/SX/SC EH/SV
Bit Devices
Word Devices
Program Steps
Type
OP
X Y M S K H
KnX KnY KnM KnS T
C
D
E
F
S
1
*
*
*
S
2
*
*
*
n
*
*
*
STOP: 7 steps
PULSE 16-bit 32-bit
ES EX SS SA SX SC EH SV ES EX SS SA SX SC EH SV ES EX SS SA SX SC EH SV
Operands:
S
1
: Address of communication device S
2
: Rotation frequency of AC motor drive n: Target to be instructed
Explanations:
1. Range
of
S
1
: K0 ~ K31
2. Range
of
n
: K1 or K2
3. See the specifications of each model for their range of use.
4. ES series MPU does not support E, F index register modification.
5. Flags: See API 80 RS for explanations on M1120 ~ M1131, M1140 ~ M1143
6. FWD/REV/STOP are handy instructions exclusively for Delta VFD-A/H series AC motor drive to perform
forward running/reverse running/stop. Be sure to set up communication time-out (D1129) when executing this
instruction.
7. S
2
= operation frequency of AC motor drive. Set frequency in A-series AC motor drive: K0 ~ K4,000 (0.0Hz ~