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  • RS232 and RS484 digital outputs
  • Up to eight alarms and relays
  • Advanced digital communications:
    • Modbus
    • Ethernet Modbus TCP/IP


The Servomex SERVOPRO AquaXact 1688 moisture sensor controller is built specifically to work with the AquaXact 1688 ultra-thin film aluminum oxide moisture sensor. This digital controller provides a high-clarity color touchscreen display, alarms, relays and advanced communications protocols, and allows easy sensor tip replacement in the field.

The AquaXact 1688 moisture sensor controller has the ability to digitally reset the range of the AquaXact probe for use as a 4-20mA power loop output device as well as providing digital access to the AquaXact probe diagnostics in the field.


Required Components

These additional components are required for the operation of your product. We strongly advise you to purchase these components unless you already own them or own a suitable alternative.