【DZB-712F Portable multi-parameter analyzer] DZB-718L Portable multi-parameter analyzer, E-201-L type composite electrode, T-818-L type temperature electrode, PF-202-L Fluorine ion composite electrode DJS-1-L type conductive electrode, DO-958-L type dissolved oxygen electrode, pH Standard buffer: pH4.00、6.86、9.18

Instrument Level:
pH/pX：0.01 Level, conductance: Level 1.0； Dissolved oxygen: ±0.30mg/L
pH/pX： (-2.00～20.00)pH/pX ；
Accuracy: ±0.01pH/pX；
mV： -1999.9～1999.9mV；
Ion concentration: 0-19990,

unit ug/L、mg/L、g/L、mol/L、mmol/L；
Conductivity: 0.000 μS/cm～1000ｍS/cm；
Resistivity: 5.00 Ω·cm～100.0MΩ·cm；
TDS：0.000mg/L～300.0g/L；
Salinity: (0.00 ～8.00）%；
Dissolved oxygen concentration: (0.00～19.99)mg/L；
Display error: ±0.3mg/L；
Dissolved oxygen saturation: (0.0 ～300.0）%；
temperature: (-5.0～105.0)℃；

●Supports measurement of potential value, pH value, pX Value, ion concentration value, conductivity, resistivity, total solid dissolved substance ( TDS）、 Salinity value, dissolved oxygen concentration, dissolved oxygen saturation, dissolved oxygen current and temperature values；

●Use 4.3 inches TFT Touch screen, good operating interface, brand new UI Design, navigational operation experience, support sliding operation；

●3Reading mode: Smart-Read：“ Fast, medium and strict, customize" multiple balance conditions to choose from；

●Timed-Read： Two timing reading modes: timing termination measurement and timing automatic interval measurement.； Cont-Read： Clearly grasp the continuous change process of the sample；

●Support manual /Automatic temperature compensation；

●Supports storage of 500 sets of measurement results, complies with GLP specification； ●Supports multiple reference methods, and can check storage data according to storage number and storage time, and the reference results are displayed in a curved manner.；

●Supports two operating languages in Chinese and English, and supports users ID manage；

●support USB connect PC； Support firmware upgrade function.