Festo PROFIBUD-DP, Elektronics Manual

Page: 101 / 154

3. D i agn o s i s C P V −D I02 ( P R OF I BUS−DP )
3 − 23
Fes to P . B E − C P V −D I02 − E N en 070 4 N H
3.4 O n l ine d i a g n o s i s w it h ST E P 7
D ir ec t d i agn o s ti c e v en t s i n c o n ju nc tio n with th e C P v a lv e
t e r m i na l can be:
decen tr a l p e riph e ry s t a tio n f a ilur e
c o mm u n i ca tio n be tw een s l a v e and mas t e r i n t e rrupt ed
m o d ul e f a ulty
( see de vi ce− r e l a t ed d i agn o s i s T ab .3 / 12 and T ab .3 / 13)
c h ange of op e r a ti ng s t a tu s fro m S TART to R U N
( n o m i na l /ac tu a l d iff e r ence e xi s t s )
c o n fi g ur a tio n da t a of th e v a lv e t e r m i na l d o n ot ma t c h
th e p e riph e ry
v a lv e t e r m i na l h as i nc orr ec t D IL se tti ng .
3. 4 .1 R ead out d i agn o s ti c b uff e r with S TE P 7 (up to V 5.2)
Th e d i agn o s ti c b uff e r of S TE P 7 off e r s th e po ss i b ility of d i s
pl a yi ng d i agn o s ti c e v en t s of th e S 7 s y s t em i n th e seq u ence i n
whi c h th e y o cc ur.
R eq uir emen t :
HW Co n fi g h as been accessed .
P ro ceed as follow s ( see F i g .3 / 5) :
1. S wit c h fro m offli ne to o n li ne
1
.
2. Cli ck with th e ri g ht − h and m ou se b utto n o n th e C PU i n
r ack
2
.
3. Cli ck o n [Mo d ul e i n for ma tio n ...] i n th e c o n t e xt men u
s how n . Th e wi nd ow Mo d ul e i n for ma tio n " will th en
a pp ea rt
3
.
4 . Cli ck o n th e r eg i s t e r D i agn o s ti c b uff e r"
4
.
5. Cli ck o n th e e v en t and r ead th e de t a il s
5
. He r e you will
fi nd m or e de t a il ed i n for ma tio n o n pro ced i ng furth e r,
de p end i ng o n th e S 7 c o n troll e r u sed .