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Appendix D How to Use PLC Function|
Revision June 2008, 04EE, SW--PW V1.11/CTL V2.11 D-19
D.4 PLC Devices
D.4.1 Summary of DVP-PLC Device Number
Items Specifications Remarks
Control Method
Stored program, cyclic scan
system
I/O Processing Method
Batch processing (when END
instruction is executed)
I/O refresh instruction is
available
Execution Speed
Basic commands (minimum
0.24 us)
Application commands
(10 ~ hundreds us)
Program Language Instruction, Ladder Logic, SFC
Including the Step
commands
Program Capacity 500 STEPS SRAM + Battery
Commands 45 commands
28 basic commands
17 application
commands
Input/Output Contact Input (X): 6, output (Y): 2
X External Input Relay
X0~X17, 16 points,
octal number system
Correspond to external
input point
Y External Output Relay
Y0~Y17, 16 points,
octal number system
Total is
32
points
Correspond to external
output point
For general
M0~M159, 160
points
M Auxiliary
For special
M1000~M1031, 32
points
Total is
192
points
Contacts can switch to
On/Off in program
T Timer 100ms timer T0~T15, 16 points
Total is
16
points
When the timer
indicated by TMR
command attains the
setting, the T contact
with the same number
will be On.
16-bit count up for
general
C0~C7, 8 points
Total is
8 points
1-phase input
1-phase 2
inputs
Relay bit mode
C Counter
32-bit
count
up/down
high-
speed
counter
2-phase 2
inputs
C235, 1 point (need
to use with PG card)
Total is
1 point
When the counter
indicated by CNT
command attains the
setting, the C contact
with the same number
will be On.