Omega CN76000, Manual

Page: 19 / 54

17
DIA DIA
DIA DIA
DIAGNOSTIC ERR GNOSTIC ERR
GNOSTIC ERR GNOSTIC ERR
GNOSTIC ERROR MESSA OR MESSA
OR MESSA OR MESSA
OR MESSAG E S G E S
G E S G E S
G E S
A A A A ACTION REQ CTION REQ CTION REQ CTION REQ CTION REQUIRED UIRED UIRED UIRED UIRED
Input signals may normally go above
or below range ends. If not, check
input and correct.
To reset, use the INDEX INDEX
INDEX INDEX
INDEX & E N T E R E N T E R
E N T E R E N T E R
E N T E R
keys. When InPt InPt InPt InPt InPt (input fault timer) has
been set for a time, the outputs will be
turned off after the set time. Setting the
time to OFF causes the outputs to
remain active; how ever, UFL UFL
UFL UFL
UFL or O F L O F L
O F L O F L
O F L
will still be displayed.
Correct or replace sensor. To reset
use the INDEX INDEX INDEX INDEX INDEX & E N T E R E N T E R E N T E R E N T E R E N T E R keys.
Correct or replace sensor, or any ele-
ment in the control loop that may have
failed. To reset use the INDEX
INDEX
INDEX INDEX INDEX & EN-
EN-
EN- EN- EN-
T E R T E R
T E R T E R
T E R keys, or press the E N T E R E N T E R
E N T E R E N T E R
E N T E R key
while in the LPBr LPBr LPBr LPBr LPBr menu item.
Check the cause. The value setting
m ay be too slow for the process, or the
sensor is intermittent. To reset use the
INDEX INDEX INDEX INDEX INDEX & E N T E R E N T E R E N T E R E N T E R E N T E R keys.
Correct the ambient temperature con-
ditions. Ventilate the area of the cabi-
net or check for clogged air filters.
Correct the ambient temperature con-
ditions. Ventilate the area of the cabi-
net or check for clogged air filters. To
reset use the INDEX INDEX INDEX INDEX INDEX & E N T E R E N T E R E N T E R E N T E R E N T E R keys.
Remove the instrument for service and
/ or recalibration. To reset use the
INDEX INDEX
INDEX INDEX
INDEX & E N T E R E N T E R
E N T E R E N T E R
E N T E R keys.
MEANING MEANING MEANING MEANING MEANING
Underflow or Overflow: Pro-
cess value has exceeded
input range ends set by
SCAL SCAL SCAL SCAL SCAL or S C A H S C A H S C A H S C A H S C A H.
UFL UFL
UFL UFL
UFL or OFL OFL
OFL OFL
OFL will sequence
to display one of these mes-
sages if the InPt
InPt
InPt InPt InPt is set for a
time value.
For RT D, CURRENT, or
VO LTAGE inputs; input er-
ror has occurred. For THER-
MOCOUPLE inputs ther-
mocouple is open.
The sensor may be defec-
tive, heater fuse open,
heater open or the final
power output device is bad.
Sensor rate of change ex-
ceeded the programmed
limits set for SEnC SEnC
SEnC SEnC
SEnC.
Area appears if the
controller’s ambient tem-
perature nears specification
ends, -5°C (+23°F) or +50°C
(+122°F).
Area appears if the
controller’s ambient tem-
perature exceeds specifica-
tion ends, -10°C (+14°F) or
+55°C (+131°F).
Check calibration appears
as an alternating message
if the instrument calibration
nears tolerance edges.
-
Check calibration appears
as a flashing message if the
instrument calibration ex-
ceeds specification.
SP1, SP2, and SP1, SP2, and
SP1, SP2, and SP1, SP2, and
SP1, SP2, and
ALARM OUTPUTS ALARM OUTPUTS ALARM OUTPUTS ALARM OUTPUTS ALARM OUTPUTS
Set point outputs
active
Alarms active
Set point outputs
inactive
Alarms active
Set point outputs
inactive
Alarms active
Set point outputs
inactive
Alarms active
Set point outputs
active
Alarms active
Set point outputs
inactive
Alarms active
Set point outputs
active
Alarms active
Set point outputs
inactive
Alarms active
DISPLA DISPLA
DISPLA DISPLA
DISPLAY Y
Y Y
Y
UFL UFL
UFL UFL UFL
or
O F L O F L O F L O F L O F L
bAd bAd bAd bAd bAd
InP InP InP InP InP
O P E n O P E n O P E n O P E n O P E n
InP InP
InP InP InP
L O O P L O O P L O O P L O O P L O O P
bAd bAd
bAd bAd bAd
SEnC SEnC
SEnC SEnC SEnC
bAd bAd bAd bAd bAd
#### ####
#### #### ####
ArEA ArEA
ArEA ArEA
ArEA
(b (b
(b (b
(blank) lank)
lank) lank)
lank)
ArEA ArEA ArEA ArEA ArEA
C H E C C H E C C H E C C H E C C H E C
C A L C A L
C A L C A L C A L