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Wiring and Settings
CompoNet Gateway Unit for CC-Link Operation Manual
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Powe
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oNet
Slave
Unit
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3
Power Supply Methods According to Slave Unit Power Supply Types
An overview of the power supply methods for each Slave Unit power supply type is given in this section.
Refer to the
CompoNet Slave Unit and Repeater Unit Operation Manual
(Cat. No. W457) for details on
wiring methods.
z
Multi-power Supply (Round Cable I)
Supply power separately to the communications power terminals (BS+ and BS
−
) and the I/O power
terminals (V+ and G
−
) on each Slave Unit.
z
Multi-power Supply (Round Cable II, Flat Cable I, or Flat Cable II)
Communications power (BS+ and BS
−
) is supplied from the Gateway Unit.
I/O power (V+ and G
−
) is supplied separately.
BS
−
BDL
BDH
BS+
BS
+
BD
H
BD
L
BS
−
V
G
Slave Unit
When complying with UL standards, install a
device to limit the current between the external
power supply and the Gateway Unit to 4 A or
less for the communications power supply.
I/O power
supply
24 VDC
I/O power
supply terminals
Communications
power supply terminals
Round Cable I
Power
supply
24 VDC
Communica-
tions power
supply
24 VDC
Overcurrent
protection
(current limit: 4 A)
Overcurrent
protection
(current limit: 4 A)
Gateway Unit
When complying with UL
standards, install a device to limit
the current between the external
power supply and the Gateway
Unit to 4 A or less for the
communications power supply.
Power supply connector on Gateway Unit
BS
+
BD
H
BD
L
BS
−
V
G
BS
−
BDL
BDH
BS+
Power supply connector on Gateway Unit
Gateway Unit
Round Cable II,
Flat Cable I, or
Flat Cable II
Overcurrent
protection
(current limit: 4 A)
I/O power
supply
24 VDC
Power
supply
24 VDC
Communications power
supply terminals
I/O power supply
terminals
Slave Unit
When complying with UL standards, install a
device to limit the current between the external
power supply and the Gateway Unit to 4 A or
less for the communications power supply.
Summary of Contents for GQ-CRM21
Page 1: ...OPERATION MANUAL Cat No W489 E1 01 GQ CRM21 CompoNet Gateway Unit for CC Link ...
Page 21: ...1 Overview 1 1 Overview 1 1 ...
Page 25: ...2 Description of Gateway Unit 2 1 Specifications 2 1 2 2 Component Names and Functions 2 4 ...
Page 38: ...2 13 CompoNet Gateway Unit for CC Link Operation Manual 2 2 Component Names and Functions 2 ...
Page 102: ......