Planning A ControlNet Cable System
2-19
Publication 1786-6.2.1 - April 1988
Ordering Parts
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Item
Cat. No.
Guidelines
Quantity needed
Tap
straight T-tap
straight Y-tap
right angle T-tap
right angle Y-tap
1786-TPS
1786-TPYS
1786-TPR
1786-TPYR
You need a tap for each connection to the
trunk cable (nodes and repeaters).
Each tap kit contains: two BNC connector
kits, 1 dust cap, 1 universal mounting
bracket, ControlNet cable labels and
2 screws
number of repeaters x 2
+
number of nodes
repeater
85-250V ac
or 110-250V dc
20-72V dc
1786-RPT
1786-RPTD
Use a repeater to:
•
increase the number of nodes attached
•
extend the allowable cable length
Follow guidelines on page 7.
terminators
1786-XT
(quantity of 50)
You need a terminator for each end
of each segment.
number of segments x 2
network access cable
1786-CP
Use this cable to temporarily connect
programming devices (through NAPs)
to ControlNet nodes.
number of programming devices
cable connector
1786-BNC
(quantity of 50)
Two cable connectors are shipped with each
tap — you need to order additional cable
connectors for each bullet and
isolated-bulkhead connector you will
be using.
number of bullet connectors x 2
+
number of isolated-bulkhead
connectors x 2
+
any spares
optional
bullet
cable
barrel
connectors
isolated-bulkhead
1786-BNCJ
1786-BNCP
1786-BNCJI
(all are quantity of 50)
Use these as specified on page 12.
depends on your network
requirements
right angle
extender
For right angle and extender connector part numbers, see the
ControlNet Cable System Component List (publication AG-2.2).
trunk cable
Use the
ControlNet Cable System
Component List (publication AG-2.2)
to order your required length of cable.
See page 4 to select your cable
type.
Follow guidelines on page 4
to determine cable length.
tap dummy load
1786-TCAP
(quantity of 5)
Use the dummy load to plug into drop cables
that are not attached to a node
one for every drop cable that is
not attached to a node
coax tool kit
1786-CTK
Use the tool kit to create your create your
trunk cable to your specifications
one
You will need to double your quantities when ordering components for a redundant cable system.
The connector kit may be shipped with two ferrules. The smaller diamater ferrule should not be used with ControlNet applications.
