Sensor Maintenance; Changing Batteries; Sensor Replacement - Fisherbrand Accumet AET30 Manual De Instrucciones

4. Press °C/°F. Upper display shows the adjustable temperature, lower the previous set temperature.
5. Press INC or DEC to adjust the temperature in the upper display.
6. Wait 5 seconds. Display shows [CO] as confirmation
Note: Temperature adjustment window is ±5°C/ ±9°F from the default reading in the range or 0 to 50°C.
Note: After calibration, Conductivity / TDS / Salt calibration is necessary.
Reset to factory default
1. Switch off the tester.
2. Press and hold HOLD/ENT, switch on the tester with ON/OFF.
3. Release HOLD/ENT, lower display shows [rSt], upper blinks [nO].
4. Press INC or DEC to select [Yes] to reset or [No] to cancel reset.
5. Press HOLD/ENT to confirm. Display shows [CO].

Sensor Maintenance

1. Rinse the sensor with de-ionized water, wipe dry with a clean cloth before storing.
For plus models remove plastic cup. Never clean with a hard substance.
2. For better performance, soak the sensor in alcohol for 10 to 15 minutes, rinse with
de-ionized water before measuring.

Changing Batteries

1. Open the battery compartment.
2. Remove old batteries; replace with new ones. Note the polarity.

Sensor Replacement:

is needed when calibration fails or gives fluctuating
readings in calibration standards.
1. Grip the ribbed collar with sensor facing you. Twist the collar counter
clockwise (fig A). Save the ribbed tester collar and O-ring.
2. Pull the sensor off the tester.
3. Align the 4 tabs on the new module with the 4 slots on the tester (fig B).
4. Gently push the new module onto the slots.
5. Push the smaller O-ring fully onto the sensor.
6. Push the collar over the module and twist it clockwise.
Note: Recalibrate your tester after sensor replacement.
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