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B7AC Interface Units Section 5-5
Installation Direction The Unit can be mounted in any direction. Any one of the following 6 direc-
tions is acceptable.
5-5-5 Wiring the Internal Power Supply and Input Lines
Wiring the Internal Power
Supply
Connect the external power supply to the B7AC Interface Unit with an XS2-
series Round Waterproof Connector listed in the following table.
Compatible Connectors
Note Tighten the connector by hand to a torque of 0.39 to 0.49 N
⋅m. If the connec-
tor is not tightened sufficiently, it will not provide the expected environmental
resistance and may come loose from vibration. Do not use pliers or other tools
to tighten the connectors, because the tools may damage the connectors.
Connecting to B7AC Link
Terminal Units
(Communications Media)
Connect the I/O Wiring to the B7AC Interface Unit with the XS2-series Round
Waterproof Connectors listed in the following table.
Compatible Connectors
NC B P
AC
NC B P
AC
NC B P
AC
NC B P
AC
Vertical
Connector Model
Cable with connectors on both ends (socket and plug) XS2W-D42@-@81-@
Cable with connector on one end (female socket) XS2F-D42@-@80-@
Connector socket assembly (female)
(Crimp-connector or solder type)
XS2C-D4@@
T-joint CS2R-D427-5
DRT1-B7ACDRT1-B7AC
XS2R-D427-5
T-joint
XS2W-D42@-@81-@
Cables with shielded
socket on one end
and plug on the other
I/O power supply
I/O power supply
XS2R-D427-5
T-joint
XS2F-D42@-@80-@ Cable with
shielded socket on one end
XS2W-D42@-@81-@ Cable
with shielded socket on one
end and plug on the other
Connector Model
Cable with connector on one end (male plug) XS2H-D42@-@80-@
Cable with connectors on both ends (socket and plug) XS2W-D42@-@81-@
Connector plug assembly (male)
(Crimp-connector or solder type)
XS2G-D4@@