Vaidnor VDF650 Series, User Manual

Page: 217 / 296

Description of Function Codes
VDF650 User Manual
-
216
-
Function Code Parameter Name Setting Range Default
PC
-
16
Simple PLC
running mode
0
:
Stop after the AC drive runs one cycle
1
:
Keep fnal values after the AC drive runs
one cycle
2
:
Repeat after the AC drive runs one cycle
0
• 0
:
Stop after the AC drive runs one cycle
The AC drive stops after running one cycle
,
and will not start up until receiving another
command
.
• 1
:
Keep fnal values after the AC drive runs one cycle
The AC drive keeps the fnal running frequency and direction after running one cycle
.
• 2
:
Repeat after the AC drive runs one cycle
The AC drive automatically starts another cycle after running one cycle
,
and will not
stop until receiving the stop command
.
Simple PLC can be either the frequency source or V
/
F separated voltage source
.
When simple PLC is used as the frequency source
,
whether parameter values of PC
-
00 to
PC
-
15 are positive or negative determines the running direction
.
If the parameter values are
negative
,
it indicates that the AC drive runs in reverse direction
.
Figure 6
-
32 Simple PLC when used as frequency source
Running
direction
DO or relay
output
250 ms
pulses
Time
(
t
)
PC
-
18 PC
-
20 PC
-
23
PC
-
01
PC
-
00
PC
-
21
PC
-
02
PC
-
14
PC
-
15
PC
-
19