pH/ORP Feature ::5-point Push-Button Calibration with Auto-Buffer Recognition for quick calibration with no calibration mistakes ::Choice of pH Buffer sets: USA, NIST, DIN or Low Ionic to cater wider applications ::Automatic Temperature Compensation (ATC) for the highest accuracy under fluctuating temperatures ::Stores/ Recalls up to 100 Data Sets with temperature readings ::RS232 output with PC-based Complimentary Data Acquisition Software (for pH110) helps organize data to import into most popular spreadsheet programs for report generation ::Recall Electrode Slope, Electrode Offset Value and Previous Calibration Values for easy reference ::Stability Indicator prompts whenever reading stabilizes ::Hold Function momentarily freeze reading for easy viewing and recording ::Auto-Power Off conserves battery power and save money ::Self-Diagnostic with message codes for easy troubleshooting ::Large, Easy-to-Read Custom LCD Display with simultaneous readings provides optimum viewing with user-friendly icons ::Power with batteries or optional AC adapter for use in the field or at bench-top with built-in stand ::Rugged Carrying Case (Optional) provides handy on-site meter calibration and measurement Conductivity Feature ::Single & Multi-point Automatic or Manual Calibration for quick and easy calibration ::±1% Full Scale Accuracy for precise and accurate measurements ::User Customizable Functions for options: Normalization Temperature, Temperature Coefficient, TDS (Total Dissolved Solids) factor, Cell constant and many more ::Auto-ranging Capability to detect the appropriate measurement range ::Stores/ Recalls up to 100 Data Sets with temperature readings ::RS232C Communication interface (for CON110) for downloading data to a computer or serial printer via a cable ::Complimentary Data Acquisition Software (for CON110) helps organize data to import into most popular spreadsheet programs for report generation ::Recall Electrode Characteristics and Previous Calibration Values for easy reference ::Self-Diagnostic with message codes for easy troubleshooting ::Stability Indicator prompts whenever reading stabilizes ::Auto-Power Off conserves battery power ::Large, Easy-to-Read Custom LCD Display with simultaneous readings provides optimum viewing with user-friendly icons ::Power with batteries or optional AC adapter for use in the field or at bench-top with built-in stand ::Rugged Carrying Case (Optional) provides handy on-site meter calibration and measurement Dissolved Oxygen Feature The CyberScan DO 110 Dissolved Oxygen meter is an improvement of the DO 100 with RS232 output to printer, an increased memory log to 100 data sets, extended battery life to more than 700 hours, wider barometric pressure correction range of 500 to 1499 mmHg, 2-point calibration and Fahrenheit (°F) display. ::Automatically Compensates Salinity and Barometric Pressure after manual input for increased accuracy ::Independent 100% and Zero Adjustment Calibrations give meter high accuracy across entire measurement range ::No Meter Warm-up Required with Galvanic Cell - takes measurements immediately and produces quick response ::Stores and recalls 100 data sets with temperature readings ::Displays Electrode Diagnosis gives slope, zero offset and millivolt values to help determine when to service or replace electrode ::Ready Indicator prompts whenever reading stabilizes ::Hold Function momentarily freezes reading for easy viewing and recording ::Auto-Power Off saves battery power after non-use ::Self-Diagnostic with message codes for easy troubleshooting ::Large Custom LCD provides optimum viewing with user-friendly icons ::Power with Batteries or Optional AC Adapter for use in the field or at bench-top with built-in stand CyberScan pH 620 Feature Measures pH and Ion with up to 0.001 Resolution. :: Cal-Due Alarm Prevents Out-dated Calibrations, while Set-Point Alarms warns when readings are outside set-point limits. :: Higher accuracy under varying temperature with Automatic/ Manual Temperature Compensation. :: Mega-memory space that stores/ recalls up to 500 Data Sets with temperature readings, with time and date-stamping formatted to meet GLP standards. :: Wireless and cable-free data transfer with infrared IrDA technology. Comes with PC-based Complimentary Data Acquisition Software for hassle-free data import and report-generation into any popular spreadsheet programs of your choice. :: Recall Electrode Slope, Electrode Offset Value and Previous Calibration Values for easy reference :: Large, Easy-to-Read Custom Display with simultaneous readings provides optimum viewing with user-friendly icons :: Hold Function momentarily freezes reading for easy viewing and recording :: Self-Diagnostic with message codes for easy troubleshooting :: Volatile Memory holds settings and stored data even when you run out of batteries. :: Rugged and waterproof to IP67 standard with protective rubber boot and handy velcro strap for better grip. :: Power with batteries or optional AC adapter for use in the field or at bench-top with built-in stand. :: Energy-saving with Auto-power off feature. Conductivity /TDS/Salinity /Resistivity/°C/°F Feature :: Measure from pure water to seawater with one meter! COND610 features a broad conductivity range of up to 500mS with auto-ranging capabilities for more convenience. :: More accurate with ±1% full scale accuracy at 3-Decimal resolution. :: Mega-memory space that stores/ recalls up to 500 Data Sets with temperature readings, as well as time and date-stamping formatted to meet GLP standards. :: Wireless and cable-free data transfer with infrared IrDA technology. Comes with PC-based Complimentary Data Acquisition Software for hassle-free data import and report-generation into any popular spreadsheet programs of your choice. :: Even Measures Pure Water with Pure Water Temperature Coefficient Option :: Large, easy-to-read custom screen with simultaneous information display allows optimum viewing with user-friendly icons :: Hold Function momentarily freezes reading for easy viewing and recording . :: Self-Diagnostic with message codes for easy troubleshooting :: Non-volatile memory and individual password protection keeps settings and stored data safe even when you run out of batteries. :: Rugged and waterproof to IP67 standard with protective rubber boot and handy velcro strap for better grip. :: Power with batteries or optional AC adapter for use in the field or at bench-top with built-in stand. :: Energy-saving with Auto-power off feature. CyberScan DO 600 DO/°C/°F Feature :: Measures oxygen concentration up to 90.00mg/L and Saturation up to 600.0% – one of the widest measurement range in the DO handheld market today! :: Mega-storage space saves up to 500 data sets stamped with time and date – perfect for GLP-compliant researches :: Salinity, temperature and pressure compensation – accurate even under varying conditions :: Comprehensive one-glance-tells-all screen with intelligent screen prompts :: Cal-due alarm on real-time clock ensures periodic calibration updates :: IP67 waterproof design for applications in harsh environments :: Auto-logging function automatically records up to 500 data sets stamped with date and time – great for GLP-compliant researches :: LED-RS232* and IrDA Wireless Communication for direct Meter-to-PC data transfer :: Convenient 2-point calibration with step-by-step calibration guide :: Galvanic, so you dont have to wait for meter to warm up pH/mV/Ion/Conductivity/TDS/Salinity/DO/°C/°F Feature A Eutech Star Buy! Combining the strengths of all CyberScan 600 series meters, the CyberScan PCD650 is our top-of-the-line waterproof handheld that enables concurrent measurement of pH, conductivity, dissolved oxygen and temperature, all at the same time. :: Simultaneously measures and displays four parameters :: ±1% full scale accuracy at 3-decimal resolution across a wide measurement range :: Ion-measurement capabilities with 3-digit resolution :: Accepts two-cell and four-cell conductivity probe to measure up to 500 m/s — meter measures pure water!