Horiba PC220 pH/ORP/Conductivity/Resistivity/Total Dissolved Solids/Salinity/Temperature Meter

Automatic pH calibration - up to 5 points (NIST, USA pH buffers) / up to 6 points (DIN pH buffers) 0.01 pH resolution Offset and average slope display ORP calibration option Automatic / manual temperature compensation and temperature calibration function Automatic (up to 4 points) and manual (up to 5 points) conductivity calibration Adjustable reference temperature and temperature coefficient Adjustable cell constant and selectable measurement unit Conductivity and total dissolved solids (TDS) conversion Four (4) TDS calibration curves for wide range of applications: EN27888, Linear, 442, NaCl Two (2) salinity calibration curves: NaCl, Seawater With real-time clock and date/time stamp for GLP compliance Auto log data; built-in memory can store up to 1000 data Auto shut-off (programmable: up to 30 minutes) Auto stable, auto hold, and real time measurement modes Calibration alarm (programmable: up to 90 days) Built-in electrode holder allows 2 electrodes to be attached Monochrome LCD with white LED backlight: 50 x 50 mm Phono jack output for connecting meter to computer via PC (USB) cable for data collection and to printer via printer (RS232) cable for printout Casing is IP67 waterproof/dustproof, shock & scratch resistant, non-slip Powered by 2 x AA batteries Packaged with electrodes and calibration solutions in carrying case