Omron CRT1 - 10-2009, Operation Manual

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41
Communications Cable
Section 2-3
Baud Rate of
1.5 Mbps
Note (1) The number of Units per branch is the maximum number of Slave Units
or Repeater Units that can be connected to one branch using multidrop
or T-branch connections (sub-branch lines).
(2) Lines cannot be branched from the trunk line. (Only multidrop connec-
tions are possible from the trunk line or sub-trunk lines.)
(3) Sub-branch lines can be branched from branch lines.
Baud Rate of
93.75 kbps
Note The number of Units per branch is the maximum number of Slave Units or
Repeater Units that can be connected to one branch using multidrop or T-
branch connections (sub-branch lines).
Item Round cable I Round cable II
Flat Cable I/II
Without
branch-
ing
With
branch-
ing
Length per trunk line or sub-trunk line 100 m
(300m) 30 m
(90m) 30 m (90 m)
Branch line length Not sup-
ported.
(See
note 2.) 2.5 m 2.5 m
Total branch line length Not sup-
ported.
(See
note 2.) 25 m 25 m
Restrictions on branch line locations --- 3/m 3/m
Number of Units per branch (See note 1.) 3 3
Maximum sub-branch line length Not sup-
ported. 0.1 m (See note 3.)
Total sub-branch line length Not sup-
ported. 2 m (See note 3.)
Number of Slave Units (including Repeater
Units) 32 32 32
Item Round cable I Round cable II
Flat Cable I/II
Length per trunk line or sub-trunk line 500 m Unrestricted wiring
is enabled for a total
length of 200 m.
Branch line length 6 m
Total branch line length 120 m
Restrictions on branch line locations 3/m
Number of Units per branch (See note.) 1
Maximum sub-branch line length ---
Total sub-branch line length ---
Number of Slave Units (including Repeater
Units) 32 32