pH Range: (-2.000 ~ 19.999) pH
Ion Concentration: 0.00 ~ 14.00 pX
Conductivity range: Conductivity: (0.00~20.00)μS/cm (20.0~200.0)μS/cm
(200~2000)μS/cm (2.00~20.00)mS/cm
(20.0~200.0)mS/cm (200~2000)mS/cm(K=10)

Fluoride Ion range：Meter：(0.00 to 9.00) pF，connect meter with electrode：(1.00 to 6.00) pF mV range: -1999.9 mV to 0 to 1999.9mV Temperature range: -10℃ to 110℃

Sodium Ion range：Meter: (0.00 to 9.00) pNa, connect meter with electrode: (1.00 to 7.00) pNa mV range: -1999.9 mV to 0 to 1999.9mV Temperature range: -10℃ to 110℃

Measuring range: (0 to 10) mmol/L; (0 ~401) mg/L(Ca);
(0 to 1000) mg/L(CaCO3);
(0 to 100) ºfH (France Degree);
(0 to 561) mg/L (CaO);
(0 to 56) ºdH (German Degree);
(0 to 20) mmol/L (Boiler); (0 to 70) ºeH (England Degree)

Measuring range: (0 ~ 10)mmol/L;
(0 ~ 401)mg/L(Ca);(0 ~ 1000)mg/L(CaCO3); 
(0 ~ 100)ºfH(France Degree);(0 ~ 561)mg/L(CaO); 
(0 ~ 56)ºdH(German Degree);
(0 ~ 20)mmol/L(Boiler); 
(0 ~ 70)ºeH (England Degree).

Fluoride Range: 0.00 to 9.00 pF
Fluoride Accuracy: ±0.01 pF
Fluoride Temperature Compensation Range: ( 0-80 ) ℃ ( Automatic)

Fluoride Range: 0.00 to 9.00 pF
PH Range: ( 0.00 - 14.00 ) pH
Fluoride Temperature Compensation Range: ( 0-80 ) ℃ ( Automatic)

pH Range: -2.000 to 20.000 pH
mV/ORP Range: -2000.00 to 2000.00 mV
pX Range: -2.000 to 20.000 pX
ISE Range: 0~19990

pH Range: -2.000 to 20.000 pH
mV/ORP Range: -2000.00 to 2000.00 mV
pX Range: -2.000 to 20.000 pX
ISE Range: 1E-9 to 9.999E9

pH Range: -2.000 to 20.000 pH
mV Range: -2000.00 to 2000.00 mV
pX Range: -2.000 to 20.000 pX
ISE Range: 1E-9 to 9.999E9

pH Range: -2.00 to 20.00 pH
mV Range: -2000.0 to 2000.0 mV
pX Range: -2.00 to 20.00 pX
ISE Range: 1E-9 to 9.999E9

pH Range: -2.000 to 20.000 pH
mV/ORP Range: -2000.00 to 2000.00 mV
pX Range: -2.000 to 20.000 pX
ISE Range: 1E-9 to 9.999E9