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AMU pH-Redox
Program List and Explanations
A-96.250.441 / 060619
61
9.
Program List and Explanations
1 Messages
1.1 Pending Errors
1.1.5
Provides the list of active errors with their status (active, acknowl-
edged). If an active error is acknowledged, the alarm relay is active
again. Cleared errors are moved to the Message list.
1.2 Message List
1.2.1
Shows the error history: Error code, date / time of issue and status
(active, acknowledged, cleared). 65 errors are memorized. Then
the oldest error is cleared to save the newest error (circular buffer).
2 Diagnostics
In diagnostics mode, the values can only be viewed, not modified.
2.1 Identification
Desig.
:
Designation of the instrument.
Version
: Firmware of instrument (e.g. V6.20-06/16)
2.1.3
Factory Test
: Test date of the Instrument and Motherboard
2.1.4
Operating Time:
Years / Days / Hours / Minutes / Seconds
2.2 Sensors
2.2.1
Electrode:
Current value:
Shows the actual measuring value in pH or mV.
(Raw value):
Shows the actual measuring value in mV.
2.2.1.5
Cal. History:
shows the diagnostic values of the last calibrations.
pH:
Number
: Counter of the calibrations.
Date, Time
: Date and time assigned to a number.
Offset
: Zero point displacement from the reference position in mV.
Slope
: Steepness of the straight line in mV/pH
or mV:
Number
: Counter of the calibrations.
Date, Time
: Date and time assigned to a number.
Offset
: Zero point displacement from the reference position in mV.
Max. 64 data records are memorized. One process calibration cor-
responds to one data record.