Grant Instruments GLS Aqua Plus Operating Manual - Manual (Page 13)

GLS Aqua Plus 29339 Ver. 3
Operating Manual Page 12
www.grant.co.uk
EN
7. Press the enter key to confirm the value and the bath will display „ ‟. Wait for the
bath to return to normal mode.
High calibration point (
)
1. Set the bath to a temperature between 70°C and 90°C, allow the bath to stabilise,
indicated by the display not fluctuating by more than 0.2°C.
2. Measure the temperature of the water with a calibrated thermometer and make a
note of this reading.
3. Press the enter key. The display will show „ ‟.
4. Use the „+‟ or „-‟ keys to navigate to „ ‟ and press the enter key.
5. Use the „+‟ or „-‟ keys to navigate to „ ‟ and press the enter key.
6. Using the „+‟ or „-‟ keys adjust the display until the value display is the same as the
reading taken earlier.
7. Press the enter key to confirm the value and the bath will display „ ‟. Wait for the
bath to return to normal mode.
Setting the calibration (
)
1. Press the enter key. The display will show „ ‟.
2. Use the „+‟ or „-‟ keys to navigate to „ ‟ and press the enter key.
3. Use the „+‟ or „-‟ keys to navigate to ‟ and press the enter key to apply the new
low and high calibration values.
The bath is now calibrated and the display will read the corrected value.
Restoring factory calibration (
)
1. Press the enter key. The display will show „ ‟.
2. Use the „+‟ or „-‟ keys to navigate to „ ‟ and press the enter key.
3. Use the „+‟ or „-‟ keys to navigate to ‟ and press the enter key to restore the
factory settings.