Thermo Electron Ramsey ORETRONIC III, Operating And Service Manual

Page: 62 / 143

ORET RONIC
™
Tramp Metal Detector
R E C 4 1 0 5 3 - 1 4
3.2.4.5 Error Messages
T h e T M D h a s b u i l t - i n e r r o r d e t e c t i n g t h a t r e c o g n i z e s a n d r ep o r t s e r r o r an d
f a u lt co n d it i o n s in t h e sy st e m.
3.2.4.5.1 Error Conditions
W h en an e rr o r o c cu r s, th e
ALARM
L E D l i g h t s a n d t h e e r r o r me s s a g e ap p e ars
o n t h e d i sp l ay . T h e d i s p l ay s h o w s t h e ty pe o f er ro r that o c c u rr e d ( r e f er t o
T a b l e 3 - 1 : E r ro r M e ss a g e s ) . Th e c o u n t e r sh o w s th e co r r e sp o n d in g e r ro r
n u mb e r. A n
E
in t h e fi rst d ig i t o f th e co unt er i n d i c at es a n e r r o r r a t h e r t h a n a
f a u lt co n d it i o n .
T o c l e a r a n e r r o r me s s a g e f ro m t h e R u n s c r e e n , p r e s s t h e
ENTER
k ey . Co r -
r e c t t h e e r r o r co n d i t i o n , s c r o l l t o t h e e r r o r me s s a g e d i s p l ay ( t h e l a s t d i sp l ay
i n t h e s c r o l l ) , a n d p r e ss
ENTER
t o cl e a r t h e me s s a g e .
T a b l e 3 - 1 : E r ro r M es s a g e s
NO. MESSAGE MEANING
E 1 C O L D S T
The detector cold started on power up.
Default values were used for calibration
settings.
Possible causes:
•
Cold start
DIP Swit ch
is set to
O N
• Memory checksum problem
E 2 RESETDIS
The reset disable input is open. (This
input is used for the optional marker
feature.)
You cannot reset the detector until the
input is closed by resetting the marker.
(This prevents you from restarting the
belt without the marker in place.)
3.2.4.5.2 Fault Conditions
F a u l t s i n d i c a t e t h a t t h e T M D f o u n d a f a i lu re in th e el ect r o n i c s o r a s e t t i n g
t h a t d o e s n o t a l l o w t h e d et e c t o r t o op e r a t e. W h en a f a ul t o c cu r s , th e
ALARM
L E D l ig h t s a n d t h e a la r m o u tp u t r e l ay i s a ct i v at e d . If t h e T M D i s in Ru n
mo d e , t h e f a u l t me s s a g e ap p e ar s o n t h e d i sp l ay .
T h e d i s p l ay sh o w s th e ty p e o f fa u l t th a t o cc u r r ed ( r e fe r to T a b l e 3 -2 : F a u lt
M e s s a g e s ) . T h e co u n t e r s h o w s t h e c or r e s p o n d i n g f a u l t n u m b e r . A n
F
in t h e
f i r s t d i g i t o f t h e co u n t e r i n d i c at es a f au l t r at h e r t h an an e rr o r co n d i t i o n .
T o c l e a r a f a u l t me s s a g e f r o m t h e R u n s cr ee n , p r e s s t h e
ENTER
k ey . Co rr e c t
t h e f a u l t co n d i t i o n , sc r o l l t o t h e e r r o r me s s a g e d i sp l ay ( t h e l a s t d i s p l ay i n
t h e s c r o l l ) , a n d p r e s s
ENTER
t o c l e a r t h e m e s s a g e . T o r e t u r n t h e T M D t o
R u n m o d e , s c r o ll u p t o t h e R u n s c r e e n .
T a b l e 3 - 2 : F a u l t M es s a g e s
NO. MESSAGE MEANING
F 1
XMI T FL T
Indicates an open or short circuit has been
detected in the transmitter coil. May be