Hach 5500sc Wartung Und Fehlerbehebung Seite 13

• Reminders—wrench symbol shows on the display and yellow status indicator light. The time for a
maintenance task has passed.
1. Push diag to access the DIAG/TEST menu.
2. Select an option.
Option
DIAGNOSTICS
PROGNOSYS
CURRENT STATUS Shows the current instrument statuses that follow: OPERATION—Current
ANALYZER HELP
PERFORM TEST
OUTPUTS
VIEW LED
MODBUS STATS
SERVICE
SYSTEM DATA
I2C DATA
OVERFEED RESET Resets the overfeed timer.
Output options
The output menu shows the current status of the 4–20 mA and relay outputs with the options to
examine, hold and simulate the outputs.
1. Push diag and select OUTPUTS.
2. Select an option.
Option
TEST 4–20 mA
TEST RELAY
Description
Shows the errors and warnings that currently are on the instrument or on the installed
modules. The analyzer is in operation with the active warnings or reminders until they
are acknowledged or reset. Then, the display background will return to white.
Shows the variables which trigger the service indicator and the measurement health
indicator on the display.
measurement mode. SAMPLE CHANNEL—Current sample channel. STEP STATUS
—Current step in the measurement cycle. STEP TIME—Step time remaining.
MINUTES LEFT—Minutes left in current step. COMPLETION—% completed of the
measurement cycle.
Shows all possible errors, warnings and reminders with troubleshooting hints.
Examines individual parts of the analyzer. Refer to
for more details about the individual test options.
Shows the current status of the 4–20 mA and relay outputs with the options to
examine, hold and simulate the outputs. Refer to
information.
Illuminates the colorimeter cell for improved viewing during troubleshooting. The cell
can be illuminated from 1 to 999 seconds.
Shows the status of the Modbus ports: sensor, controller, network and service. Shows
the number of good and bad transmissions.
Shows the service parts information and the history. SERVICE PART—shows the last
and the next service date and the remaining days. PART INFORMATION—Shows the
replaced part and the current run time. UPCOMING SERVICE—Shows the next part
which needs to be replaced. SERVICE HISTORY—Shows the date and time of the
replaced parts.
Shows the system information. TEMPERATURE—Shows the measured temperature
of the A/D device in Celsius (C). POWER SOURCE FREQUENCY—Shows the line
power frequency (Hz). POWER SOURCE VOLTAGE—Shows the line power voltage
(V). 12 V VOLTAGE—Shows the measured power supply voltage (V DC). 3.3 V
VOLTAGE—Shows the measured regulated 3.3 V supply (V DC). 12 V CURRENT—
Shows the measured 12 V power supply current (Amps).
Shows the display information (I
Description
Examines the 4–20 mA outputs from 1–4.
Examines the relays A–D. Sets the relays to on or off.
Start an analyzer test
Output options
2
C) and the version number.
on page 14
on page 13 for more
English 13