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Special operating states and faults
Segment test for display:
Supply voltage: (s. 11.1)
Wireless link established:
Measuring with wireless transmission:
Programming function selected:
Checksum error during
device calibration:
Non-connected sensors,
deactivated measuring points:
Measuring range / function not permitted:
Sensor breakage:
Measuring range undershot,
CJ or CJ breakage (cold junction)
Value range overshot (>65000):
Measuring range overshot:
Measuring range undershot:
10.2 Keypad
To operate the device a keypad with seven keys is provided.
Operation via the keypad is disabled in sleep mode and in some le-
vels of device locking. (see 13.2).
This is performed automatically
each time the device is switched on.
Display after segment test
Below 3.6 V: LOBAT arrow lights up
CONNECT arrow lights up
START arrow lights up
FCT arrow lights up
CALEr
-----
65OOO
Maximum value flashes
Minimum value flashes
Err
Abbreviation
NiCr
flashes
CJ
flashes
flashes
ALMEMO
2790
®
Display
17
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