Other Menus; Instrument Maintenance; Sensor Maintenance; Equipment Required - Hach ORBISPHERE K1200 Manual Básico Del Usuario

The next calibration date is updated when the sensor is calibrated.
7.4.5.2 Service timer
The sensor attached to your instrument will require periodic servicing and maintenance. The
instrument can automatically remind the user when the next sensor service is due.
• To enable the timer, select Enable and enter a delay in days.
• The display shows the current instrument date and time, the next sensor service due date and
time, and the remaining days.
After a service press the Service done button to update the next service date.
7.4.5.3 Language selection
Select the language from a list and restart the instrument to apply the change.
7.4.5.4 Clock
Update the time and date information.

7.5 Other menus

For information on setting up relays and analog outputs refer to the full user manual (Inputs/Outputs
menu).
For information on setting up RS485, PROFIBUS-DP, USB, HTTP/TCP-IP and attached PRINTER
links refer to the full user manual (Communications menu).
For information on setting up products and global configurations refer to the full user manual
(Products and Global Configuration menus).
Section 8 Maintenance

8.1 Instrument maintenance

Personal Injury Hazard. Any instrument maintenance should be carried out by a qualified Hach Service
Technician. Please contact your local representative should you feel any maintenance or instrument adjustments
are required.

8.2 Sensor maintenance

The sensor spot needs to be replaced about once a year. The procedure is very simple and takes no
more than a couple of minutes. Based on the measurement range of oxygen, the sensor lifetime can
be shorter and the maintenance—and calibration—frequency increased. If there are bleaching
compounds and strong oxidants (e.g., ClO

8.2.1 Equipment required

1. A replacement sensor spot
2. The maintenance tool delivered with the sensor
3. O-ring supplied with the sensor spot
C A U T I O N
) in the sample, the sensor lifetime can also be shorter.
2
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