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Calibration; Automatic Calibration With Wtw Technical Buffer Solutions: "Autocal Tec - wtw TecnoLine pH 171 Bedienungsanleitung

Ph/redox – feldmeßumformer
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Calibration

(ST, 2K, R, RS models)
Calibration of the pH measurement is performed according to the calibration procedure selected in
the configuration.
AutoCal TEC:
Automatic calibration with WTW Technical buffer solutions
for pH 2.00, 4.01, 7.00 or 10.00.
ConCal
Conventional calibration with any buffers.
Note:
During the calibration process the recorder output is frozen at the current value and the
relays remain in their position.
Call up the calibration mode:
Cal

Automatic calibration with WTW Technical buffer solutions: "AutoCal TEC"

Course of the calibration process:
128
Calibration
Cal
With the
key select operation mode
calibration.
Submenu "CALIB":
At 2 channel instruments select channel A or
B for calibration with
With
enter submenu "CALIB A".
Submenu "AutoCal TEC":
Two channel instruments display the channel
selected, e.g. A.
With
start calibration.
"Freezing" of the recorder input and the
relays.
With
quit and go to submenu
"CALIB B".
Rinse electrode and immerse into buffer
solution 1.
With
start calibration.
.

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