Water Resistant Salinity Meter with RS-232

3173RKA Includes Only:Benchtop, Conductivity/Temperature/TDS Meter (Pre-Installed RS-232 Interface)Epoxy/Carbon, 8-Pin Connector, K=1.0AC Adapter, 9 VDC, Center NegativePlastic Holder, Spring Balanced Swing ArmFeatures:Clear, large LCD display (4 1/8 x 3 1/16 in.).Displays Conductivity/TDS/Salinity and temperature readings at the same time.Accepts 2-wire conductivity cells with adjustable k=0.1, k=1 and k=10 cell constants for improved flexibility and accuracy.Auto or manual ranging of 3 conductivity rangesConvenient one point calibration. calibration data is stored in memory and is ready for use on power up.Readings are automatically compensated for temperature (ATC).Intuitive operation with membrane keypad with tactile and audio feedback.Splash resistant case is made with durable, reinforced plastic for added protection. protective covers for connectors are included.Large LCD is offset for improved protection against unintentional damage.Smaller case does not clutter valuable desk space.8pin DIN connector for conductivity cell & 10k thermistor.AC adaptor or battery power.Conductivity/TDS/Salinity Temperature benchtop meter, with an extra large LCD display, adjustable cell constants K=0.1, 1.0, 10.0, programmable temperature co-efficient and reference temperature. Battery or 110 ~240 VAC powered. CE approved.