Initial Settings; Setting The Maximum Number Of Nodes; Setting The Compobus/S Communications Mode - Omron SYSMAC CPM2B-S001M-DRT Operation Manual

Initial Settings

6-1

Initial Settings

6-1-1
Word
DM 6603
6-1-2
Word
DM 6603
92
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Setting the Maximum Number of Nodes

The maximum number of Slaves that can be connected through CompoBus/S
can be set to 16 or 32 Slaves.
CPM2B-S
Use a Programming Device to set the maximum number of Slaves in
DM 6603 of the PC Setup, as shown in the following table.
Bits
00 to 03 Sets the max. number of Compo-
Bus/S Slaves to 16 or 32.
Note 1. Always turn the power OFF and ON again after changing this setting.
2. The communications response time is affected by the max. number of
Slaves setting as shown below.
Communications mode
High-speed mode
Long-distance mode

Setting the CompoBus/S Communications Mode

The CompoBus/S communications mode can be set to high-speed mode or
long-distance mode.
Communications
High-speed mode
Long-distance mode 500 m
Use a Programming Device to set the maximum number of Slaves in
DM 6603 of the PC Setup, as shown in the following table.
Bits
04 to 07 Sets the CompoBus/S communi-
cations mode.
Note Always turn the power OFF and ON again after changing this setting.
CompoBus/S communications path
Slave Slave
16 or 32 Slaves max.
Function
0 (Hex): 32 Slaves
1 (Hex): 16 Slaves
Max. number of Slaves
16
32
16
32
Max. communications
mode distance (trunk line length)
100 m
Function
0 (Hex): High-speed mode
1 (Hex): Long-distance mode
Section 6-1
Terminator
Slave
Settings Default
0 or 1 0
(32 Slaves)
Communications
response time
0.5 ms
0.8 ms
4.0 ms
6.0 ms
Communications speed
750 kbps
93.75 kbps
Settings Default
0 or 1 0
(High-speed)