PM2 SALINITY MODULE 

FEATURES: 

Monitor/Control Conductivity/Salinity and temperature

4 Measurement ranges (0-900 uS/cm, 0-9.0 mS/cm, 0-90.0 mS/cm, 0-50 ppt)
6 digital inputs for dry contact switches- float switches, push buttons, pressure sensors, etc.
Full datalogging support in Apex Base module
Up to 240 AquaBus modules can be added to the Apex system
Plug and Play. Automatically recognized when installed into the system
Two AquaBus connectors for flexible expansion via AquaBus
Comes with 3′ AquaBus cable
Galvanic Isolation for accurate and reliable probe readings
Led Status Indicator
Upgradeable firmware
Compatible with all Apex systems