Quote:
Originally Posted by Coleus
The standard package and unit won't allow you to measure salinity. To monitor salinity, you need to buy the probe ($130 ) and the PM2 module ($92)
Also The Apex base unit supports 3 probes. (Temp, pH, and pH/ORP). The Apex. Lite only supports 2 (Temp, pH)
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Hey Tai, thanks for jumping in here.
So can I add the PM2 to the Apex lite? That would give me 2 probes on the base unit and 2 on the PM2. Is the ORP probe a must have?