Omron CJ Series Operation Manual page 208

5 Remote I/O Communications
Additional time per Word Output Slave Unit and Additional time per 8 Bit Output Slave Units
Slave Unit type
Word Output
Bit Output
K Calculation Example
Conditions
Baud rate
3.0 Mbps
K = (7 × 5.312 µs) + (2 × 5.312 µs) ≅ 0.048 ms
• TOUT:
For details on delay times for individual Slave Units, refer to the output specifications for individual
Slave Units in the CompoNet Slave Unit Operation Manual (Cat. No. W457).
Reference Example
The following table shows the calculation results for the maximum I/O response time for Word Slave
Units with the maximum number of nodes and a CPU Unit task period of 1 ms.
Communica-
tions mode
Communica-
tions mode 0
Communica-
tions mode 1
Communica-
tions mode 2
Communica-
tions mode 3
Communica-
tions mode 8
5-56
Baud rate
4.0 Mbps
4.0 µs
4.0 µs
Word outputs
7 Units
Output Slave Unit output delay time
Number of nodes
connected
16 word nodes (8 input,
8 output)
32 word nodes (16
input, 16 output)
64 word nodes (32
input, 32 output)
32 word nodes (16
input, 16 output)
128 bit nodes (64 bit
input, 64 bit output)
128 word nodes (64
input, 64 output)
256 bit nodes (128 bit
input, 128 bit output)
CJ-series CompoNet Master Unit Operation Manual for NJ-series CPU Unit (Cat. No. W493)
3.0 Mbps 1.5 Mbps
5.312 µs 10.656 µs
5.312 µs 10.656 µs
Word inputs Bit outputs
8 Units 9 Units
Word Slave Unit max. I/O response time (ms)
4 Mbps 3 Mbps
7.7 7.8
8.0 8.5
8.8 9.6
10.3 11.4
16.7 19.3
(With message communications)
93.75 kbps
171.104 µs
171.104 µs
Bit inputs
10 Units
1.5 Mbps 93.75 kbps
9.2 53.8
10.9 76.1
14.8 121.3
18.6 161.7
35.8 374.9