5. DISPLAY
The display (5) on measuring instrument ALMEMO
®
2390-3 comprises an LCD
with six 7-segment digits, two 16-segment characters, a battery symbol, and
arrows to indicate the operating status.
BAT
CORR
MAX
MIN
HOLD START COM ALRM
M
DIM
Measured value display
Measuring point, measured value, units:
0
:
2
3
.
4
°
C
Special operating states and faults
Segment test for display
automatic - each time
the device is switched on.
Voltage supply :
below 7 V:
-symbol llights up
BAT
below 6 V:
L
o
b
A
t
Checksum error during
device calibration
Non-connected sensors,,
deactivated measuring points
Non-permitted measuring range
Sensor correction or scaling
CORR
arrow lights up
Reference measurement
CORR
arrow flashes
Limit value exceeded
ALRM
arrow lights up
Sensor breakage :
flashes
0
:
`
N
i
C
r
´
°C
Measuring range overshot:
Maximum value flashes
Measuring range undershot:
Minimum value flashes
Measuring range undershot for
(Cold junction)
cold junction compensation or breakage:
flashes
Values range overshot (>65000):
flashes
0
:`
6
5
0
0
0
´
XX
C
A
L
E
r
r
0
:
-
-
-
-
0
:
E
r
r
0
:
`
C
J
´
°C
14
ALMEMO
2390-3
Display