YSI Pro30 Conductivity Instrument Handheld Conductivity, Salinity, Specific Conductance, TDS (total dissolved solids), Temperature Rugged and reliable, the YSI Pro30 is ideal in any field application for the measurement of conductivity. The Pro30 features user-replaceable cables in lengths up to 30-meters, 50 data set memory, and a simple calibration routine. True field performance is verified with the IP-67 waterproof and impact resistant case - drop tested at 1-meter. Additionally, the YSI super-stable 4-electrode conductivity cell is so reliable it is built directly into the 2-year warranty cable. 3-year instrument; 2-year cable and sensor warranty User-replaceable cables. Conductivity sensor built into cable. Choose among 1-, 4-, 10-, 20-, or 30-meter cables. Fast cal routine allows easy calibrations with the press of a button. Remembers the previous calibration values and simply walks you through the routine. Stores 50 data sets; no need to write down data Graphic, backlit display and glow in the dark keypad Tough. IP-67, impact-resistant, waterproof case even without the battery cover. Rubber over molded case provides extra durability. Rugged, military spec connectors. Bayonet style with keyed- quarter-turn lock. Super-stable, weighted 4-electrode conductivity sensor is built in for true field performance and designed for rugged conditions. Easily cleaned with a conductivity cleaning brush. The Pro30 is an ideal meter for field work. Tough, smart and versatile. Replacement for the Model 30 conductivity handheld. Part Number Description Notes - Compatible With Instrument Only YSIPro30 Conductivity, Salinity, TDS and Temperature Handheld Sensors and probe/cables sold separately Cables/probe Assemblies YSI30-1 Cond/Temp 1-meter cable assembly YSI30-4 Cond/Temp 4-meter cable assembly YSI30-10 Cond/Temp 10-meter cable assembly YSI30-20 Cond/Temp 20-meter cable assembly YSI30-30 Cond/Temp 30-meter cable assembly Accessories YSI3075 Carrying Case, Soft Sided All Professional Series systems YSI3074 Carrying Case, Hard Sided All Professional Series systems and Legacy 556 YSI6262 Carrying Case, Soft Sided, Small ProSeries YSI3070 Shoulder Strap All Professional Series instruments YSI3069 Belt Clip All Professional Series instruments YSI4654 Tripod Clamp All Professional Series instruments YSI5745 Maintenance Kit All Professional Series probe assemblies YIS038213 Brush, Tube Cleaner All probes with conductivity cells YISI601205 Grease, o-ring ( size is a 2cc tube) YIS3062 Cable Management Kit All probe/cables longer than 1 meter YSI5978 Weight, Probe/Cable, 4.9 oz All single port probe assemblies, Quatro and ProDSS cables