MITSUBISHI ELECTRIC FX2N - Manual (Page 30)

FX2N-32DP-IF Profibus-DP Interface Unit Advanced Devices 4
4-4
4.2.1 32DP-IF Status (M8000 ~ M8009 and D8000 ~ D8009)
Figure 4.2: Momentary Power failures
Figure 4.3: 32DP-IF Version
Table 4.3: Special Auxiliary Relays (M8000 ~ M8009)
Diagnostic
Device
Name Description
M8000 ( ) RUN LED monitor
ON when 32DP-IF is exchanging data with extension I/O
blocks/units and special. This device operate same as RUN
LED.
M8001 ~ M8003 Reserved
M8004 ( )
(ref. D8004)
Error occurrence
ON when one or more error flags (M8060 to M8068) is ON. If
this bit is ON, error number is written in D8004.
M8005, M8006 Reserved
M8007 ( ) ( )
(ref. D8007)
Momentary
power failure
See Figure 4.2.
M8008, M8009 Reserved
Table 4.4: Special Data Registers (D8000 ~ D8009)
Diagnostic
Device
Name Description
D8000 Reserved
D8001 ( ) 32DP-IF version This value is 32DP-IF version code. See Figure 4.3.
D8002, D8003 Reserved
D8004 ( ) ( )
Error number
M The contents of this register identifies which error flag
is active, i.e. if = 8061, identifies M8061
D8005, D8006 Reserved
D8007 ( ) ( )
Number of
momentary
power failures
This value is counted when M8007 is ON. This value is reset
on full power OFF.
D8008 ( )
Power failure
detection period
Power failure detection period is 10 ms.
D8009 Reserved
AC Power
Exchanged
with DP-master
M8007
Momentary power failure
10 ms
5 ms
This time is power failure detection period.
Version No.: Ex. 100 = V1.00
Module Type No.: Ex. 20 = 32DP-IF
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