Installing the Wiring Base and Power Supply
3–19
The wiring base supports 2 optional input or output modules. Any of
these modules can be used. These modules function like switches,
they do not supply a voltage. Refer to Appendix A for specifications.
!
ATTENTION: The wiring base contains hazardous
voltages which can cause shock, burns or death.
Disconnect and lockout all power sources before
servicing. Verify power with meter.
Description
Catalog No.
DC Output Module – rated at 3 to 60 VDC.
2755-OB5S
AC Output Module – rated at 12 to 140 VAC.
2755-OA5S
AC Output Module – rated at 24 to 280 VAC.
2755-OM5S
DC Input Module – accepts 3.3 to 32 VDC.
2755-IB5S
AC/DC Input Module – accepts 90 to 140 VRMS or VDC
2755-IA5S
AC/DC Input Module – accepts 180 to 280 VRMS or VDC
2755-IM5S
All of the I/O modules plug into the wiring base and are secured by a
screw through the module.
Mounting Screw
Connect the I/O wiring to the two I/O terminal blocks. When using
DC modules, observe the polarity of the connections (shown on
circuit board or label on wiring base insulating cover).
I/O Connectors
I/O Modules
Earth Ground
Wiring Base
I/O Modules and Wiring
Содержание Allen-Bradley 2755-SN3
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