YSX5150 laboratory acid concentration meter Features: ● electrode measuring the concentration of the acid solution. Acid solution: H2SO4, HCL and HNO3; alkali solution: NaOH, Na2CO3, KOH and NH4OH. ● acid concentration patent electrode structure, corrosion-resistant, can be wiped clean. ● measuring range, an electrode can be full-scale testing. ● Intelligent chip design, advanced measurement techniques, particularly convenient to use. ●? Choose?%, Mol / L, g / cm3 and g / L of four units. ? ●? Wide range of applications, commonly used to measure the pH of the solution concentration value. Technical Specifications: Model YSX5150 Laboratory pH measurement range from 0 to 15.00% from 0.01% resolution Accuracy ± 5% of reading value or ± 0.5% (whichever is greater) electrode ND800-S acid concentration data storage electrode 999 communication interface RS232 communication software Power DC9V power adapter waterproof rating IP54 dust and splash other configuration 602 universal electrode holder size and weight 160x190x70mm / 880g Standard configuration:? 1 SX5150 acid-base concentration of electric meter ??????????? ?? 1 station 2? ND800-S-type acid concentration electrode?????????? ?? a 3? 602 universal electrode holder??? ??????????? 1 4? 9V power adapter??????????????? a 5? RS232 communication cable?????????? ????? a 6? SX5150 communications software disc???????????? ?? a 7? Instructions????????????????? 1 part