DCN3-12 Omron, DCN3-12 Datasheet - Page 114
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DCN3-12
Manufacturer Part Number
DCN3-12
Description
M18 SHIELDEDTCNCTR M12 BRNCH
Manufacturer
Omron
Datasheet
1.XW4B-05C4-TF-D.pdf
(166 pages)
Specifications of DCN3-12
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
DCN312
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3-4-1
3-4-2
Step 1: Evaluating the Configuration with Graphs
Simple Evaluation of Power Supply Location from a Graph
Modifying the Configuration
1,2,3...
Flat Cable
Check items 1 to 3 listed below for all of the nodes located in the same direc-
tion from the power supply. (If power is supplied in two directions, check these
3 items for all of the nodes in each direction.)
1. Calculate the total current consumption (I
2. Refer to the graph to find the maximum current flow (I
3. Compare the values (I
If the graph indicates that power cannot be supplied properly in one direction
(I
supply configuration.
If power still cannot be supplied properly in one direction (I
the changes listed above, proceed to Step 2 and calculate the actual current
requirements based on each node’s position in the network and its current
consumption.
Distance (m) 0
Maximum
current (A)
A
• Move the communications power supply towards the center of the net-
• If there are already nodes on both sides of the power supply, move the
• If thin cable is being used, replace it with thick cable.
6
5
4
3
2
1
0
> I
0
munications power is to be supplied in one direction.
ble based on the type of cable being used (thick or thin) and the distance
from the power supply to the end of the trunk line.
power supply specifications are met and power can be supplied properly
to all nodes.
Note Be sure to refer to the correct graph because the maximum current
work so that there are nodes to both sides of it.
power supply in the direction that requires the higher current.
B
20
), use the following procedure to modify the communications power
flow is different for thick and thin cables.
40
5.00 5.00 5.00 2.75 2.21 1.58 1.11 0.85 0.74
60
20
80
100 120 140 160 180 200 220 240
40
A
and I
80
B
Distance (m)
) found in steps 1 and 2 above. If I
100
140
A
) of all the nodes to which com-
200
260
260 280 300
B
A
) allowed in the ca-
300
> I
B
Section 3-4
) after making
A
≤ I
B
, the
93