Laboratory pH meter PH-OL620

portablewith thermometerwith ORP meter

•1 to 3 points calibration with auto-buffer recognition •Selectable pH buffer set, including the USA and NIST options •Automatic temperature compensation ensures accurate readings over the entire range •Automatic electrode diagnosis helps the user decide whether to replace the sensor •Setup menu allows setting the number of calibration points, alarm limits, hysteresis value, 4 to 20mA output, etc. •Reset function automatically resumes all settings back to the factory defaults Specifications Model - PH-OL620 pH - Range - -1.00-15.00pH Resolution - 0.01pH Accuracy - ±0.01pH Calibration Points - 1 to 3 points pH Buffer Options - USA(4.01/7.00/10.01),NIST(4.01/6.86/9.18) mV - Range - ±1000mV Resolution - 1mV Accuracy - ±1mV Temperature - Range - 0~100°C/32~212°F Resolution - 0.1°C/0.1°F Accuracy - ±1°C/±1.8°F Offset Calibration - 1 point, reading ±10°C Communication - Signal Output - 4-20mA Load - Max. 500Ω Low or High Alarm - 0.00~14.00pH, selectable Communication Interface - RS485 Connection Terminals - Detachable screw terminals Other Specifications - Temperature Compensation - 0~100°C, automatic Environmental Conditions - Ambient temperature <60°C, relative humidity< 80% Power Requirements - DC24v Dimensions - 96(L)× 96 (W)×75(H)mm Weight - 350g