Settings For Ph And Orp Measurements - wtw Avantor VWR pH 1100 L Operating Manual

pH 1100 L
HOLD function
Overview
Settings
ba77068d05 05/2021
Measured
parameter
Temperature
The minimum duration until a measured value is assessed as stable is
the monitored time interval. The actual duration is mostly longer.
1 Freeze the measured value with
The [HOLD] status indicator is displayed.
The HOLD function is active.
2 Release the frozen measured value again with
<MODE>
.
The [HOLD] status display disappears. The display switches
back to the previous indication.

5.4.4 Settings for pH and ORP measurements

The following settings are possible for pH and ORP measurements:
 Resolution
 Calibration interval
 Buffers for calibration
 Unit of the temperature
 Automatic stability control
 Unit for slope
 Calibration record (display)
The settings are made in the menu for calibration and measurement
settings of the pH/ORP measurement. To open the settings, display the
required parameter in the measured value display and press the
<OK>
[menu] or key. After completing the settings, switch to the mea-
sured value display with
Menu item
Calibration / Calibra-
tion record
Time interval Stability during the time
interval
Δ : better than 0.5 °C
15 seconds
<HOLD>
<MODE>
.
Possible Explanation
setting
- Displays the calibration
record of the last calibra-
tion.
Operation
.
<HOLD>
or
<F1>
31
/