Chapter 16 PLC Function Applications│CP2000
16-26
16-5 Various PLC device functions
Item Specifications Notes
Algorithmic control
method
Program stored internally, alternating
back-and-forth scanning method
Input / output control
method
When it starts again after ending (after execution to
the END command), the input/output has an
immediate refresh command
Algorithmic
processing speed
Basic commands (several μs);
Applications command (1-several
tens of μs)
Programming
language
Command + ladder diagram
Program capacity 10000 steps
Input / output terminal Input (X): 10, output (Y): 3
This number of contacts
constitutes CP2000 input/output
contacts; other devices have
different correspondences
Type Device Item Range Function
Relay bit
form
X External input relay
X0–X17, 16 points, octal
number
Total
32
points
Corresponds to
external input point
Y External output relay
Y0–Y17, 16 points, octal
number
Corresponds to
external output point
M
Auxiliary
Relay
General Use M0–M799, 800 points Total
880
points
Contact can switch
On/Off within the
program
Special purpose M1000–M1079, 80 points
T Timer 100ms timer T0–T159, 160 points
Total
160
points
Timers referred to by
the TMR command;
contact of the T with the
same number will go
On when the time is
reached
C Counter
16-bit counter,
general use
C0–C79, 80 points
Total
80
points
Counter referred to by
the CNT command;
contact of the C with
the same number will
go On when the count
is reached
Register
word data
T Current timer value T0–T159, 160 points
The contact will be On
when the time is
reached
C Current counter value C0–C79, 16-bit counter 80 points
The counter contact will
come On when the
count is reached
D
Data
Register
Used to maintain
power Off
D0–D399, 400 points
Total
1400
points
Used as data storage
memory area
Special purpose
D1000–D1199, 200 points
D2000–D2799, 800 points
Constant
K Decimal
Single-byte Setting Range: K-32,768–K32,767
Double-byte Setting Range: K-2,147,483,648–K2,147,483,647
H Hexadecimal
Single-byte Setting Range:H0000–HFFFF
Double-byte Setting Range: H00000000–HFFFFFFFF
Serial communications port (program write/read) RS-485/keypad port
Input/output Built-in three analog inputs and two analog outputs
Function expansion module
Optional
Accessories
EMC-D42A; EMC-R6AA; EMC-D611A
Communication Expansion
Module
Optional
Accessories
EMC-COP01 (CANopen)
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