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- 2021
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Push the button for at least 5 seconds until the
yellow LED starts to blink.
Replacing the sensors.
W.I.S. sensors are patent protected; they are made by multi-component injection moulding.
The Twist&Lock system makes replacing the sensors easier.
The orange sensor measures the ORP (Redox).
The grey sensor measures water conductivity.
The blue sensor measures the pH value.
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Before starting any maintenance, switch OFF the W.I.S. device.
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