8 Calibration
8.1 Introduction
The Calibrate menu allows you to do the following:
1. Calibrate the RTD (temperature sensing element) in the chlorine and pH sensors.
2. Calibrate the chlorine sensor.
3. Calibrate the analog outputs.
8.2 Entering the Calibration menus
Complete the following steps to enter the Calibration submenus on your 56 Transmitter.
1. With the main display showing, press ENTER/MENU to display the main menu.
The cursor is on Calibrate.
2. Press ENTER/MENU.
3. Choose the sensor (measurement or temperature) or output to be calibrated.
Sensor 1 (S1) is the free chlorine sensor; sensor 2 (S2) is the pH sensor (if present).
Calibration
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