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2-2-3 Terminal Arrangement
Gateway Unit/Communications Power Connector
2
This connector supplies power to the Gateway Unit.
Depending on the type of communications cable that is used for CompoNet, it also supplies power to
Slave Units and Repeater Units on the trunk line connected to the CompoNet communications connec-
tor.
CompoNet Communications Connector
Note: BS − and BS + terminals output the communications power that is supplied from the power connector. (They
also supply power to Slave Units and Repeater Units on the trunk line.)
CC-Link Communications Connector
Terminal
name
DA
DB
DG
SLD*2
FG*2
*1 Insert terminating resistance at the last station.
*2 SLD and FG are connected inside the Unit.
2 - 11
− (0 V)
+ (24 VDC)
BS − (communications power negative side)
BDL (communications data low)
BDH (communications data high)
BS + (communications power positive side)
Signal type
Signal line
Signal line
Communications ground
Communications cable shield
Frame ground
Signal line color
Blue*1
White*1
Yellow
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CompoNet Gateway Unit for CC-Link Operation Manual
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Troubleshooting
