Example: 3-Point Calibration For Internal Control - Xylem SI Analytics CT 72/2 Manual De Instrucciones

7.6.3. Example: 3-point calibration for internal
80.00 °C
120.00 °C
160.00 °C
Menu level 1

Level 2


In the temperature range from 80 °C to 160 °C the calibration curve of the temperature
sensor (TT) is to be adjusted to the actual temperatures at measuring point (CT).
1. Set working temperature setpoint – SETPNT:
Refer to „Direct temperature setting " page 73
•
By pressing the key
example on the left: >SETPNT / 1 25.00°C<.
The integer digits flash
•
Change the value to 80.00 °C by pressing the keys
confirm by pressing the key
The decimal digits flash.
Confirm once more by pressing the key
•
The bath is heated up.
Wait for approx. 5 minutes until the temperature is constant.
2. Reading of temperature measuring device
Read the value of measuring point CT on the device and enter under menu item
>CALVAL X< by using the keypad.
>CALVAL 1< (79.70 °C)
>CALVAL 2< (119.50 °C)
>CALVAL 3< (159.30 °C)
3. Calibration

Press the key if parameter is to be retained. Correction function for
parameters or values (prior to ENTER).

Setting is required only for the first calibration point.
Parameter level
Menu functions
control.
the circulator switches to the active >SETPOINT< see
(Example: <25>).
.
Ein ATC-Abgleich soll durchgeführt werden.
>NO< einstellen
•
Der Parameter blinkt, umschalten mit
+
•
Der Parameter blinkt, umschalten mit
+
Es wird >3. Punkt< -Abgleich durchgeführt.
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and and
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