HI 98140 Portable PH Meter With SMART Electrode

Ph meter
Jual HI 98140 Range pH -4.0 to 20.0 pH; -4.00 to 20.00 pH Temperature -20.0 to 120.0° C ( -4.0 to 248.0° F) Resolution pH 0.1 pH; 0.01 pH Temperature 0.1° C ( 0.1° F) Accuracy @ 20° C pH ± 0.1 pH; ± 0.01 pH Temperature ± 0.2° C ( ± 0.4° F) excluding probe error pH Calibration up to three point calibration with seven standard buffers available ( 1.68, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45) , and two custom buffers Temperature Compensation automatic, -20 to 120° C ( -4 to 248° F) pH Electrode HI 1618D PEI body, pre-amplified pH electrode with “ SMART” technology, internal temperature sensor, DIN connector and 1 m ( 3.3’ ) cable ( included) PC Connection opto-isolated USB with optional HI 92000 software Power Supply 1.5V AAA ( 3) / approximately 200 hours of continuous use without backlight ( 50 hours with backlight) . User selectable auto-off ( 5, 10, 20, 60 minutes or can be disabled) Environment 0 to 50° C ( 32 to 122° F) ; RH max 100% Dimensions 185 x 72 x 36 mm ( 7.3 x 2.8 x 1.4’ ’ ) Weight 300 g ( 10.6 oz.)