EUTECH pH 450 Waterproof Handheld pH Meter

Features: pH / mV / ION / Temperature Backlit, rugged waterproof meter is ideal for any environment - Durable waterproof and dustproof design with IP67 rating - Large, backlit display – View measurement with temperature and % slope - Grip-Clip™ – Quickly and easily secures the pH electrode to your beaker or container - Calibrate up to 5 points automatically with USA or NIST buffer groups ( up to 6 points with DIN) . New manual option allows calibration with up to 5 custom buffer standards - Auto buffer recognition – Automatically identifies the correct pH buffer for rapid calibration - Calibration due alarm – Set a visible reminder when it is time to recalibrate the meter - Ready indicator, manual or automatic measurement hold feature and optional automatic shutoff function - Selectable º C/ º F – Choose units to best fit your application - Intuitive, user-friendly icons – Electrode status displays pH slope - Store up to 500 data sets – Easy USB or RS232 output with optional data cables - Built-in real-time clock stamps stored data and calibration data with time and date – Meets standards for GLP ( Good Laboratory Practices) - Extended battery life from two AA batteries, or use optional universal power adapter - Built-in stand with wall-mount option – Allows for easy benchtop measurement or storage - Compatible with pH, ORP or ISE electrodes having a BNC connector Specifications: pH Range -2.00 to 16.00 pH Resolution 0.01 pH Accuracy ± 0.01 pH Calibration Up to 5 points ( USA & NIST & CUSTOM) Up to 6 points ( DIN) mV Range ± 2000 mV Resolution 0.1 mV ± 999.9 mV; 1 mV beyond Accuracy ± 0.2 mV + 2 LSD or + 0.5 % of reading; whichever is greater Calibration ± 200 mV ION Range 0.0 to 2000 ppm Resolution 0.01 / 0.1 / 1 ppm Accuracy ± 0.5 % full scale ( monovalent) ; ± 1 % full scale ( divalent) Calibration From 2-4 or 2-5 points: 0.10, 1.00, 10.0, 100.0 & 1000 / 0.20, 2.00, 20.0, 200.0 & 2000 / 0.50, 5.00, 50.0 & 500.0 Temperature Range -10.0 to 110.0 º C ( 14.0 to 230.0 º F) Resolution 0.1 º C/ º F Accuracy ± 0.5 º C; ± 0.9 º F Calibration Offset in 0.1 increments, ± 10 º C or ± 18 º F Others Display Custom LCD with backlight Memory Stores up to 500 data sets Output USB or RS232 Real-Time Clock Time and date stamp on calibration and stored data Temperature Compensation Automatic or manual from -10 to 110 º C Power Two AA batteries ( included) , > 500 hours ( without backlight) ; AC adapter ( optional) Dimensions ( L x W x H) Meter: 7 7/ 8" x 3 1/ 8" x 2 1/ 4" ( 20 x 8.3 x 5.7 cm) Boxed: 9 1/ 8" x 9 1/ 8" x 2 3/ 4" ( 23 x 23 x 7 cm) Weight Meter: 1 lb ( 0.5 kg) Boxed: 1.4 lb ( 0.7 kg)