• Reads pH, ORP (oxygen reduction potential), mV, conductivity, TDS (total dissolved solids), salinity, and temperature
• Rugged housing with large LCD displaying the parameter being measured together with time, date and temperature (in °C or °F)
• Operates on AC voltage (no batteries)
• Automatic or manual temperature compensation
• Automatic or manual ranging
• Automatic buffer recognition
• Digital and analog outputs
• Min./Max. and 99 data points
• Data Hold
• 5 calibration points
• Electrode status indication
• Comes ready to use with ATC conductivity and pH electrodes, multiple electrodes holder arm, AC adaptor, computer cable, and software
• Also accepts any pH or ORP probe with a standard BNC connector

Specifications:
• pH range: 0 to 14 pH
• pH resolution: 0.01
• pH accuracy: +/-0.02
• mV/ORP range: -1999 to 1999
• mV/ORP resolution: 0.1 mV (-199.9 to 199.9), otherwise 1 mV
• mV/ORP accuracy: +/-0.2 mV (-199.9 to 199.9), otherwise +/-2 mV
• Conductivity range (µS/cm): 0 to 19.9, 0 to 199.9, 0 to 1999
• Conductivity resolution (µS/cm): 0.01, 0.1, 1
• Conductivity accuracy (µS/cm): +/-1% full scale + 1d
• Conductivity range (mS/cm): 0 to 19.99, 0 to 199.9
• Conductivity resolution (mS/cm): 0.01, 0.1
• Conductivity accuracy (mS/cm): +/-1% full scale + 1d
• TDS range: 0 to 19.99, 0 to 199.9, 0 to 1999 ppm (0 to 19.99, 0 to 199.9 ppt)
• TDS resolution: 0.01, 0.1, 1 ppm (0.01, 0.1 ppt)
• TDS accuracy: +/-1% full scale + 1d ppm (+/-1% full scale + 1d ppt)
• Salinity range (ppt): 0 to 11.38, 0 to 80
• Salinity resolution (ppt): 0.01, 0.1
• Salinity accuracy: 1% full scale + 1d
• Temperature range: -23 to 176°F (-5 t