2 Equipment Description
2.12 I/O Link Extender (Fiber Optic Link)
74 HPM High-Performance Process Manager Service R688
Honeywell December 2020
Long Distance I/O Link Extender connections redundant HPMMs
The following figure illustrates the interconnections for a Long Distance I/O Link Extender in an
High-Performance Process Manager that has redundant HPMMs.
Figure 16 Long Distance I/O Link Extender Interconnections with Redundant HPMMs
32780
Remote Site 2
Remote Site 1
Redundant HPMM Card File
IOP Card Files
Central Site
Primary HPMM Card File
NOTE
The following High-Performance Process Manager subsystem configuration is assumed.
1. The lower HPMM card file is configured as card file #1 )I/O Link address of 0).
2. The upper HPMM card file is configured as card file #2 (I/O Link address of 1).
3. Remote Site #1's IOP card file is configured as card file #3 (I/O Link address of 2).
4. Remote Site #2's IOP card file is configured as card file #4 (I/O Link address of 3).
A
B
B
A
B
B
A
A
J42
J43
I/O Link
Cables
J42
J43
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