YSI IQ SensorNet NitraLyt Sensor - Manual (Page 52)

What to do if ... NitraLyt
®Plus
700 IQ
8 - 4 ba76004e01 01/2012
Faulty result of the
matrix adjustment
Faulty result of
calibration
Cause Remedy
– Error during procedure, e.g.
incorrect lab values
– Check the basic conditions
– Follow the practical notes on
page 4-4 or in the online help
– Recalibrate the electrode
– Electrode not sufficiently
adapted (conditioned) to test
sample
– Switch to mV mode and
observe measured value
– When measured value stable,
repeat matrix adjustment
– Reference electrode or
measurement electrode
defective due to aging (see
section 8.1)
– Replace defective electrode
Cause Remedy
– Error during procedure, e.g.
contaminated standard
solutions
– Check the basic conditions
– Follow the practical notes on
page 4-10 or in the online help
– Recalibrate the electrode
– Reference electrode or
measurement electrode
defective due to aging (see
section 8.1)
– Replace defective electrode