HONEYWELL | MC-TDIA72 51303930-150 | Digital Input
120 Vac Digital Input with removable-screw terminals
(1) The Optimal Replaceable Unit (ORU) is the object that can be replaced on a failure that minimally
impacts the operation of the system. The ORU is generally an item that can be replaced in the field
using a minimum number of tools. In many cases the item is plug replaceable such as the IOP.
(2) Readback check coverage for the redundancy option is not equivalent. See Output Readback Check.
(3) Compression-type relay FTA for DO-32 has 1 fuse per 2 points. Screw type relay FTA for DO-32 has
1 fuse per 8 points. Current overload protection for the DO16 is provided on a per channel basis
based on the particular FTA used.
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