Calibrate The Ph Sensor; Calibrate The Analog Outputs; Reset - Emerson Rosemount FCL-01 Reference Manual

Reference Manual
00809-0200-3412
5.5

Calibrate the pH sensor

Complete the following steps to calibrate the pH sensor if you have the Rosemount
FCL-02.
Procedure
1. Choose Sensor 2 (pH) in
2. Select the desired calibration method (Auto buffer is recommended) and follow the
If the calibration is successful, the transmitter displayst he calibration results (slope and
offset for automatic and manual buffer calibration and offset for standardize calibration).
If there is a possible calibration error, the transmitter displays the calibration results and
the nature of the error. You will be asked to accept the calibration. Press INFO for an
informations creen to aid with troubleshooting if the calibration is not acceptable.
If there is a serious calibration error, the transmitter displays the calibration results and
the error. Press INFO for an information screen to aid with troubleshooting and repeat the
calibration.
5.6

Calibrate the analog outputs

Complete the following steps to calibrate the analog outputs in the Rosemount 56
transmitter.
Procedure
1. Choose the appropriate output in
2. Press INFO for an information screen to aid with troubleshooting if the calibration is
5.7

Reset

There are three resets.
1. Reset all user settings, including calibration and program settings, to the factory
Rosemount FCL 56
If the calibration is successful, the transmitter displays the Calibration complete
screen and the sensitivity (nA/ppm). The screen also shows the typical sensitivity
range for the sensor and the recommended acceptance criterion. You are asked
to accept the calibration. Press INFO for an information screen to aid with
troubleshooting if the calibration is not acceptable.
If the sensitivity is badly in error, the transmitter displays the Calibration failed
screen. Press INFO for troubleshooting.
The screen below appears. There are five possible ways to calibrate the pH sensor.
prompts.
For more information about calibration methods, press INFO.
If you choose Auto buffer calibration, the screen below appears to allow you to set
up auto buffer calibration parameters. The default values are recommended.
prompts to trim the selected output.
If you want more information about a calibration step, press INFO.
not acceptable.
default values. The transmitter will return to Quick Start.
Entering the Calibration
Entering the Calibration menus
October 2023
menus.
and follow the
Calibration
™
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