Control method |
|
I/O control method |
Cyclic scan and immediate processing are both possible. |
Programming |
LD (Ladder), SFC (Sequential Function Chart), ST (Structured Text), Mnemonic |
CPU processing mode |
Normal Mode or Peripheral Servicing Priority Mode |
Instruction length |
1 to 7 steps per instruction |
Ladder instructions |
Approx. 400 (3-digit function codes) |
Execution time |
Basic instructions: 0.10 μs min. |
Special instructions: 0.15 μs min. |
Overhead time |
CJ1M CPU Units (CPU22/23): 0.5 ms min. |
CJ1M CPU Units (CPU21): 0.7 ms min. |
Unit connection method |
No Backplane: Units connected directly to each other. |
Mounting method |
DIN Track (screw mounting not possible) |
Maximum number of |
Total of 20 Units in the System, including 10 Units on CPU Rack and 10 Units on one Expansion Rack. |
connectable Units |
Maximum number of |
CJ1M CPU Units (CPU 13/23 only): 1 max. (An I/O Control Unit is required on the CPU Rack and an I/O |
Expansion Racks |
Interface Unit is required on the Expansion Rack.) |
|
CJ1M CPU Units (CPU11/12/21/22): Expansion is not possible. |
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