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model 3000 PROFIBUS Module User’s Manual
Chapter 8 RAS Information
8
8.3 PF312 information that can be referenced as I/O
connection
The address is the offset address (word address) from the beginning of the PF312
interface memory.
(1) PF module status
Indicates the status of the modules installed on the local unit.
ONL (ON LINE) → 1 : PF module is online 0: Not online
PF_MODE (PF_MODE) → 00: PF module is online
01: PF is standby
10: PF module is not operating
11: PF is down
NPR (NO_PARA) → 1: No activation request 0: Activation request
(2) Healthy counter
Indicates the normal operating status of the PF module.
Indicates that the PF module is operating normally. A 16-bit counter that is updated
every 100 ms.
Returns to 0 after FFFFh.
Table 8-24 Information that can be referenced as I/O connection
Address 15 0
0000h PF module status (1W)
0001h Healthy counter (1W)
Table 8-25 PF module status
F E D C B A 9 8 7 6 5 4 3 2 1 0
0000h ONL PF_MODE NPR
Table 8-26 Healthy counter
F E D C B A 9 8 7 6 5 4 3 2 1 0
0001h Healthy Counter
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