TEMPERATURE CALIBRATION (for technical personnel only). Hanna Instruments HI 2300

TEMPERATURE CALIBRATION

(for technical personnel only)

The calibration is a 2-point procedure at 0.0 and 50.0 ºC.

• Immerse the probe in a 0 ºC temperature bath.

• Press ALT+CALT keys to enter temperature calibration mode.

• The lower LCD displays “0.0 ºC”, “BUF” and “CAL” tags blinking.

• When the reading is stable, “CFM” tag starts blinking.

• Press CFM to confirm. The lower LCD displays 50.0 ºC.

• Immerse the probe in a 50 ºC temperature bath.

• When the reading is stable, “CFM” tag starts blinking.

• Press CFM to confirm. The meter returns to measurement mode.

T E M P E R A T U R E A D J U S T M E N T

The temperature reading can be manually fine-tuned following the next procedure:

Press ALT + CALT keys to enter temperature calibration mode.

ALT CALT

Press CAL to enter temperature adjustment mode. The primary and secondary LCD will display the current temperature reading.

CAL

Adjust the temperature reading on the primary

LCD using the ARROW keys. The maximum adjustment is ±1 °C around current reading.

OR

Press CFM to confirm. The meter returns to measurement mode and displays the new temperature.

CFM

Notes:

• Press ALT + CALT keys to escape without any changes.

• To enter temperature adjustment mode, the probe must be connected to the instrument.

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