Omron CJ2M-CPU Series User Manual

7 High-speed Counters
7-22
CJ2M CPU Unit Pulse I/O Module User’s Manual
Target value comparison Range Comparison
The specified interrupt task can be started when the present
value of the high-speed counter matches a target value.
The specified interrupt program can be started when the
present value of the high-speed counter enters or leaves a
set range.
• Executing the Interrupt Task When Entering the Range
• Executing the Interrupt Task When Leaving the Range
0
CTBL instruction executed
High-speed
counter
High-speed
counter PV
Target value 1
Target value 2
Counting enabled
Time
Cyclic task
processing
Cyclic task
processing
Cyclic task
processing
Interrupted
Interrupted
Interrupt task
processing
Interrupt task
processing
Instruction
execution
condition
0
Instruction
input
condition
CTBL instruction executed
High-speed
counter
High-speed
counter PV
Target value
range
Counting enabled
Cyclic task
processing
Cyclic task
processing
Cyclic task
processing
Interrupted Interrupted
Interrupt task
processing
Interrupt task
processing
Time
0
Instruction
input
condition
CTBL instruction executed
High-speed
counter
High-speed
counter PV
Target range
Counting enabled
Cyclic task
processing
Cyclic task
processing
Cyclic task
processing
Interrupted
Interrupted
Interrupt task
processing
Interrupt task
processing
Time

Omron CJ2M-CPU Series Specifications

General

Power Supply	24 VDC
Number of Instructions	Over 400 instructions
Model	CJ2M-CPU11, CJ2M-CPU12, CJ2M-CPU13, CJ2M-CPU14, CJ2M-CPU15
Program Capacity	5K steps to 60K steps
I/O Capacity	Up to 2, 560 points
Communication Ports	Ethernet, USB, RS-232C
Execution Time	0.04 µs per basic instruction
Operating Temperature	0 to 55°C
Position Control	Supported
High-speed Counter	100 kHz max.
Pulse Output	100 kHz max.
Maximum Units	40 units
Storage Temperature	-20 to 75°C
Interrupt Inputs	Supported