Warning Messages; Accessories And Spares - HACH LANGE sensION+ PH 3 Bedienungsanleitung

6. Warning messages

During calibration
CALIBRATION
1st buffer
ATENTION !
Asymmetry > 58 mV
Repeat with
CALIBRATION 2
nd buffer
ATENTION !
Sens. (a) < 70 %
Repeat with
CALIBRATION
X buffer
UNSTABLE READING
Time t> 100 s
Repeat with
CALIBRATION
X buffer
BUFFER NOT RECOGNISED
Repeat with
CALIBRATION
2/3 buffer
SAME BUFFERS
Repeat with
During measurement
MEASURE STABLE
pH 12.78
19˚C
Calibrate again
MEASURING
by stability
pH
out of range
Check the electrode.
MEASURING
by stability
˚C
Temp out of range
Check temp. sensor
MEASURING
by stability
UNSTABLE READING
Time > 150 s
Check temperature.
Check the electrode.
10
sensION+ PH3 HACH_LANGE 0710.indd ANG:10 sensION+ PH3 HACH_LANGE 0710.indd ANG:10
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CALIBRATION
1st buffer
ATENTION !
Buffer or electrode
in poor conditions.
CALIBRATION
X buffer
ATENTION !
Check temperature.
Check the electrode.
CALIBRATION
X buffer
ATENTION !
Electrode in poor
conditions.
CALIBRATION
2/3 buffer
ATENTION !
Check the electrode.

7. Accessories and spares

Code Description
Set of 3 x 50 ml printed fl asks for benchtop
LZW9110.98
pH-meters calibration
LZW9322.99 Magnetic stirrer
LZW9400.99 Standard redox solution of 220 mV, 250 ml flask.
LZW9463.99 pH buffer solution 4.01, 250 ml fl ask.
LZW9464.98 pH buffer solution 7.00, 250 ml fl ask.
LZW9465.99 pH buffer solution 9.21, 250 ml fl ask.
LZW9500.99 Electrolytic solution, KCl 3M, 250 ml fl ask.
LZW9321.99 Three-sensor holder.
For electrodes please ask for specific brochure.
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