Dynisco IPX II Series, Operating Manual

Page: 69 / 78

69
TROUBLESHOOTING
10. 10.
10. 10.
10. T TT
TT
R O U B L E R O U B L E
R O U B L E R O U B L E R O U B L ES H O O
S H O O
S H O O S H O O S H O OT I N G
T I N G
T I N G T I N G T I N G
10.1 Troubleshooting .................................................................................................................. 69
10.2 Troubleshooting HART Communicator Probelms .................................................................... 69
10.1 10.1
10.1 10.1
10.1 T TT
TT
R O U B L E R O U B L E R O U B L E R O U B L E R O U B L ES H O O S H O O S H O O S H O O S H O OT I N G T I N G T I N G T I N G T I N G
FFFFFau au
au au
ault lt
lt lt
lt P P
P P
Po o
o o
os ss
sss
ss
ssib
ib
ib ib
ibllllle C e C
e C e C
e Cau au
au au
ause se
se se
se Resolution Resolution
Resolution Resolution
Resolution
No signal Cable breakage or poor contact Check cable and contact,
or replace
No supply voltage Check supply voltage
Strong zero shift Mounting hole incorrectly Check hole with test bolt,
when screwing in produced (alignment error) rework with tool if necessary
Mounting torque too high Adjust to recommended
mounting torque
No signal change Plug forming in front of diaphragm Check mounting hole; remove
despite pressure rise solidified plastic
Diaphragm damaged Send pressure transmitter to
D D
D D
DYNISC YNISC
YNISC YNISC
YNISCO O
O O
O for repair
10.2 10.2
10.2 10.2 10.2
T TT
TT
ROUBLE ROUBLE
ROUBLE ROUBLE
ROUBLESHOO SHOO
SHOO SHOO
SHOOTING TING
TING TING
TING
HAR HAR
HAR HAR HART C
T C
T C T C T C
OMMUNICA OMMUNICA
OMMUNICA OMMUNICA
OMMUNICAT TT
TTO R
O R
O R O R
O R
P P
P P P
ROBELM ROBELM
ROBELM ROBELM
ROBELMS S
S S
S
Synopsis: Synopsis:
Synopsis: Synopsis: Synopsis:
Methods for troubleshooting HART Networks that are experiencing problems communicating
between a Field Device and a 275 HART Communicator.
Required information for technical assistance and documentation:
Har Har Har Har Hardw dw dw dw dwar ar ar ar are: e: e: e: e: Manufacturer and model of Control Systems?
Manufacturer and model of Field Device?
Loop diagram of the problem loop
Location: Location: Location: Location: Location: Look at plant layout, proximity to other equipment?
Does HART Communication work when certain devices or processes are not
running?