ABB Endura APA592 Operating Instruction page 63

Endura APA592
pH / Redox (ORP) transmitter
Auto Buffer Calibration
Step Procedure
1
At the Auto Buffer Calibration parameter
press the
Output screen – this screen provides an
option to hold the output.
Press the
the
2
The next screen displays a prompt to
immerse the sensor in buffer1 and shows
the type of buffer and buffer 1 value.
Press the
3
The next screen shows live PV and
temperature values. The progress bar
indicates sampling and stability checking
for PV and Temperature.
4
The next screen displays a prompt to
immerse the sensor in buffer 2 and shows
the type of buffer and buffer 2 value.
Press the
5
The next screen shows live PV and
temperature values. The progress bar
indicates sampling and stability checking
for PV and Temperature.
Table 7.4 Auto Buffer Calibration
OI/APA592–EN Rev. E
key to display the Hold
key to cancel hold or
key to hold the output.
key to proceed.
key to proceed.
7 Operator Pages and Menus
Screen
61