3 UCN Status Displays
3.8 IOP Detail Status Displays
R688 HPM High-Performance Process Manager Service 289
December 2020 Honeywell
Another target is the LINE FREQUENCY target that permits selection of 50 Hz or 60 Hz operation. The
selection is identified by reverse video.
Figure 170 Remote Hardened Multiplexer IOP Detail Status Display
DI IOP Detail Status Display
Overview
There are two types of Digital Input IOPs and each type accommodates only certain FTA models. Both
types of DI IOPs support 32 FTA channels. The “High Density” 32-channel IOP display is identified by
the term DI24V in the first line at the top of the display and after ACTUAL TYPE in the third line of the
display. The other 32-channel IOP display is identified by the term DI.
Unique display information
Some of the information provided by an IOP Detail Status display is unique for the type of IOP. The
definition that follows provides information that is unique to the DI IOP Detail Status display.