Devices In A Componet Network; Master Unit; Peripheral Devices - Omron CJ Series Operation Manual

1 Introduction
1-3

Devices in a CompoNet Network

1-3-1

Master Unit

CompoNet Master Unit
Name Model
CJ-series CJ1W-

Master Unit

CRM21
*1 A DCN4-TB4 Open Type Connector is required to connect a Round Cable I or Round Cable II cable to the Unit.
*2 A DCN4-TR4 Flat Connector Socket is required to connect a Flat Cable I cable.
*3 A DCN5-TR4 Flat Connector Socket is required to connect a Flat Cable II cable.
1-3-2

Peripheral Devices

Communications Cables
The following table shows the Communications Cables that can be used in a CompoNet Network.
Name
Round Cable I
Round Cable II
Flat Cable I
Flat Cable II
1-16
Unit
Maximum number per
classifica-
CPU Unit
tion
CJ-series Communi-
Special cations
I/O Unit mode No.
8 (1 unit 40
number
used)
0 (2 unit 40
numbers
used)
1 (4 unit 24
numbers
used)
2 or 3 (8 unit 12
numbers
used)
Model
--- JIS C 3306
Nominal cross-sectional area: 0.75 mm
Finished conductor diameter: 2.3 mm
DCA4-4F10 Standard 4-conductor flat cable (UL2555)
Length: 100 m
Conductor diameters:
2 × 2, 0.5 mm
0.75 mm
DCA5-4F10 Sheathed 4-conductor flat cable
Length: 100 m
Conductor diameters:
2 × 2, 0.5 mm
0.75 mm
CJ-series CompoNet Master Unit Operation Manual for NJ-series CPU Unit (Cat. No. W493)
Communications Cables
(Yes: Can be used. No: Cannot be used.)
Round Round
Cable I Cable II
*1 *1
Yes Yes
Specifications
2
,
2 × 2
2 × 2
Flat Cable
Flat Cable I
II
*2 *3
Yes Yes
Remarks
Cannot be used with
Slave Units with
Prewired Cables.
Approximately 50 cm of
cable comes connected
to IP20 Bit Slave Units
with e-CON Connectors.
Approximately 50 cm of
cable comes connected
to IP54 Bit Slave Units.