Omron 3G8F7-CRM21 User Manual page 183

CompoNet Network Specifications
In Data Rate of 3
Mbps
In Data Rate of 1.5
Mbps
Item
Length of a trunk line or a sub-
trunk line (Maximum length when
two Repeater Units are used)
Length of a branch line
Total length of branch lines
Branching restriction
Number of connectable Units and
Units per branch line *
Maximum length of a sub-branch
line
Total length of sub-branch lines
Number of connectable Slave and
Repeater Units altogether per
trunk line or sub-trunk line
* This is the maximum number of Slave and Repeater Units that can be
connected to a branch line through the use of multidrop connections or T-
branch connections. The purpose of T-branching here is to have a sub-
branch line.
Item
Length of a trunk line or a sub-
trunk line (Maximum length when
two Repeater Units are used)
Length of a branch line
Total length of branch lines
Branching restriction
Number of connectable Units per
branch line *1
Maximum length of a sub-branch
line
Total length of sub-branch lines
Number of connectable Slave Units
and Repeater Units altogether per
trunk line or sub-trunk line
*1 This is the maximum number of Slave and Repeater Units that can be
connected to a branch line through the use of multidrop connections or T-
branch connections. The purpose of T-branching here is to have a sub-
branch line.
*2 The trunk line does not support T-branch connections. The trunk line and
sub-trunk lines support only multidrop connections.
Round cable I or II
30 m (90 m) 30 m (90 m)
0.5 m 0.5 m
8 m 8 m
3 branches / m 3 branches / m
1 1
Not allowed Not allowed
Not allowed Not allowed
32 32
Round cable I Round cable II, Flat
Without With
branch branch
lines lines
100 m 30 m (90 30 m (90 m)
(300 m) m)
Not 2.5 m 2.5 m
supported
*2
Not 25 m 25 m
supported
*2
−
3 3 branches / m
branches /
m
3 3
Not 0.1 m *3
supported
Not 2 m
supported
32 32 32
Section E-1
Flat Cable I or II
Cable I or II
163