OptiFlex™ I/O Expanders (part no. FIO)
Automated Logic Proprietary and Confidential A Carrier Company. © 2022 Carrier.
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Document revision history
Important changes to this document are listed below. Minor changes such as typographical or formatting
errors are not listed.
7/12/22 CE and UKCA Compliance Added UKCA compliance and updated for next gen
X-PM-AB-R-B
To monitor expander
Updated input value X-PM-BM-E
1/19/22
Wiring inputs and outputs >
Added details about the expander returning to an
X-TS-RB-E-BM
Cover, What are FIO expanders
To adjust input and output
properties
Caution added regarding assigning two microblocks to
the same physical input.
X-TS-RB-E-BK
FIO Expander power and
communication configurations
Removed power and configurations for the OFBBC and
referred user to the controller's <technical instructions>
X-D
What are the OptiFlex™ I/O
Expanders?
Added OFBBC-NR, OF1628, OF1628-NR, OF028-NR X-D
6/3/19
To wire the expander for
Changed total wire length for the IO bus from 2000 feet
X-H-RD-E-TA