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Hach ORBISPHERE K1000 Manual Básico Del Usuario página 25

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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. It is recommended to calibrate the sensor
every 6 months for beverage applications with multiple CIP. 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
Note: Check the Ksv factor of the new spot on the maintenance kit box. If this is different to the Ksv value displayed
in the factory parameter (see
value.
1. A replacement sensor spot
2. The maintenance tool delivered with the sensor
3. O-ring supplied with the sensor spot
8.2.2 Sensor spot removal
1. Push the maintenance tool (square sides upmost) as far down as possible over the old sensor spot. Continue
to push down on the tool and turn gently until the square sides of the tool and the square slots of the sensor
spot engage. The tool should then drop into position.
2. Turn the tool counter-clockwise to unscrew the old sensor spot.
3. When unscrewed completely simply lift out the old sensor spot. Pull off the maintenance tool and discard the
old sensor spot.
Note: Check the O-ring. If it appears damaged in any way then using a pair of tweezers remove and replace it with the new O-ring
from the maintenance kit.
C A U T I O N
) in the sample, the sensor lifetime can also be shorter.
2
Configure manual calibration
on page 23) update the factory parameter to the new
English 25

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Este manual también es adecuado para:

Orbisphere m1100Orbisphere 410Orbisphere k-m1100