Trace2O AquaSafe WSL25 Plus, Instruction Manual

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Replacing the Batteries:
If the battery indicator disappears during the use, the batteries require replacing.
1. Twist the electrode collar counter clockwise, pull the electrode module out from the unit.
2. Insert two “AAA” batteries into the battery compartment (note polarity).
3. Align the slot on the electrode module, push the electrode into the unit.
4. Twist the electrode collar clockwise until it is tight.
Troubleshooting
LCD DISPLAY CAUSE CORRECTIVE ACTION
Electrode dried out
Soak the electrode in 3M KCL solution or tap
water for 10 minutes
Measured value is out
of range Check whether the electrode membrane is
clogged, dirty or broken
Incorrect pH buffer
solutions
Use fresh pH buffer solutions for calibration
Electrode is broken Replace the pH electrode module
Specifications
pH
Model HL101
Range -1.00~15.00pH
Accuracy ±0.01pH
Resolution 0.01pH
Calibration Points
1 to 3 points, USA (pH4.01/7.00/10.01) or
NIST (pH4.01/6.86/9.18)
Temperature
Compensation
0~60°C, 32~140°F, Automatic
Temperature
Range 0~60°C, 32~140°F
Accuracy ±1°C
Resolution 0.1°C
Calibration Range Measured value ±10°C
Others Hold Function Manual or Automatic
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