Chapter 16 PLC Function
CT2000 Series
16-44
Command Function
MC/MCR
Connect/release a common series contact
Operand N0~N7
MC is the main control initiation command, and any commands between MC and
MCR will be executed normally. When the MC command is Off, any commands
between MC and MCR will act as follows:
Determination of commands
Description
Ordinary timer
The timing value will revert to 0, the coil will lose
power, and the contact will not operate
Counter
The coil will lose power, and the count value and
contact will stay in their current state
Coil driven by OUT command None receive power
Elements driven by SET, RST
commands
Will remain in their current state
Applications commands
None are actuated
MCR is the main control stop command, and is placed at the end of the main control
program. There may not be any contact commands before the MCR command.
The MC-MCR main control program commands support a nested program structure
with a maximum only 8 levels; use in the order N0-N7, please refer to the following
program:
Ladder diagram:
X0
MC
N0
X1
Y0
X2
MC
N1
X3
Y1
MCR
N1
MCR
N0
X10
MC
N0
X11
Y10
MCR
N0
Command
code:
Description:
LD
X0 Load Contact a of X0
MC
N0
Connection of N0 common series
contact
LD
X1 Load Contact a of X1
OUT
Y0 Drive
Y0
coil
:
LD
X2 Load Contact a of X2
MC
N1
Connection of N1 common series
contact
LD
X3 Load Contact a of X3
OUT Y1
Drive
Y1
coil
:
MCR
N1
Release N1 common series contact
:
MCR
N0
Release N0 common series contact
:
LD
X10 Load Contact a of X10
MC
N0
Connection of N0 common series
contact
LD
X11 Load Contact a of X11
OUT Y10 Drive
Y10
coil
:
MCR
N0
Release N0 common series contact
Command Function
LDP
Start of forward edge detection action
Operand
X0~X17 Y0~Y17 M0~M799 T0~159 C0~C79 D0~D399
-
The LDP command has the same usage as LD, but its action is different; its function is
to save current content, while also saving the detected state of the rising edge of the
contact to the cumulative register.
Ladder diagram:
X1
Y1
X0
Command
code:
Description:
LDP
X0
Start of X0 forward edge detection
action
AND
X1
Create series connection to
contact a of X1
Summary of Contents for CT2000 Series
Page 5: ...Chapter 1 Introduction CT2000 Series 1 2 Model Name VFD 750 CT 43 F 00 A6 Serial Number...
Page 22: ...Chapter 1 Introduction CT2000 Series 1 19 Digital Keypad KPC CC01 KPC CE01 Unit mm inch...
Page 23: ...Chapter 1 Introduction CT2000 Series 1 20 This page intentionally left blank...
Page 41: ...Chapter 4 Wiring CT2000 Series 4 6 This page intentionally left blank...
Page 71: ...Chapter 7 Optional Accessories CT2000 Series 7 18 Wall Mounting Embedded Mounting...
Page 87: ...Chapter 8 Optional Cards CT2000 Series 8 8 PG Card intallation...
Page 88: ...Chapter 8 Optional Cards CT2000 Series 8 9 Disconneting the extension card...
Page 92: ...Chapter 8 Optional Cards CT2000 Series 8 13 PG2 Wiring Diagram...
Page 95: ...Chapter 8 Optional Cards CT2000 Series 8 16 PG2 Wiring Diagram...
Page 117: ...Chapter 8 Optional Cards CT2000 Series 8 38 This page intentionally left blank...
Page 259: ...Chapter 12 Description of Parameter Settings CT2000 Series 12 1 03 11...
Page 260: ...Chapter 12 Description of Parameter Settings CT2000 Series 12 1 03 12...
Page 263: ...Chapter 12 Description of Parameter Settings CT2000 Series 12 1 03 15...
Page 266: ...Chapter 12 Description of Parameter Settings CT2000 Series 12 1 03 18...
Page 397: ...Chapter 13 Warning Codes CT2000 Series 13 8 This page intentionally left blank...
Page 407: ...Chapter 14 Fault Codes and Descriptions CT2000 Series 14 10 This page intentionally left blank...
Page 489: ...Chapter 16 PLC Function CT2000 Series 16 48 LD X1 Load Contact a of X1 OUT Y1 Drive Y1 coil...
Page 592: ...Chapter 16 PLC Function CT2000 Series 16 151...
Page 594: ...Chapter 16 PLC Function CT2000 Series 16 153...
Page 597: ...Chapter 16 PLC Function CT2000 Series 16 156 This page intentionally left blank...