SX751 Portable pH&ORP&Conductivity&DO Meter automatic calibration ATC data storage automatic power-off and low voltage display

Category

Product Name

Basic features and specifications

PH

Measuring range

(-2.00 ~ 19.99)pH

Resolution

0.1/0.01 pH

Accuracy

Meter:±0.01pH; Overall: ±0.02pH

Input current

≤2×10-12 A

Input impendance

≥1×1012 Ω

Stability

±0.01 pH/3h

Temp. compensation range

(0 ~ 100)℃(automatic)

ORP

Measuring range (mV/ORP/EH)

-1999mV ~ 0 ~ 1999mV

Resolution

1mV

Accuracy

Meter:±0.1% FS, Overall: ±15mV

Conductivity

Measuring range

Conductivity:(0.00~19.99)μS/cm (20.0~199.9)μS/cm 

(200~1999)μS/cm (2.00~19.99)mS/cm 

(20.0~199.9)mS/cm TDS: (0 ~ 100)g/L 

Salinity: (0 ~ 100)ppt Resistivity:(0 ~ 100)MΩ·cm

Resolution

0.01/0.1/1μS/cm 0.01/0.1 mS/cm

Accuracy

Meter:±1.0% FS, Overall:±1.5% FS

Temp. compensation range

(0 ~ 50)℃(manual)

Electrode constant

0.1 / 1 / 10 cm-1

Benchmark temperature

25℃,20℃ and 18℃

Dissolved Oxygen

Measuring range

(0 ~ 40.00)mg/L(ppm) (0 ~ 200.0)%

Resolution

0.1/0.01 mg/L(ppm) 1/0.1 %

Accuracy

Meter:±0.10 mg/L, Overall:±0.40 mg/L

Response time

≤30 s(25℃, 90%response)

Residual current

≤0.1 mg/L

Temp. compensation range

(0 ~ 45)℃(automatic)

Salinity compensation range

(0 ~ 45)ppt(automatic)

Atmospheric pressure 

compensation range

(66 ~ 200)kPa (manual)

Automatic calibration

Air saturated by water; water saturated by air

Electrode type

Polarogram type

Other Technical Parameters

Data storage

200 groups

Storage content

Series number, measuring value measuring 

unit and temperature,

Power

Two AA batteries (1.5V x2)

Size and weight

meter:(65×120×31)mm/180g;

Suitcase: (360×270×76)mm/1.6Kg

Quality and safety certification

ISO9001:2000, CE and CMC

Working Condition

Environment temperature

5 ~ 35 ℃(0.01grade)

Environmental humidity

≤85%

IP rating

IP57 Dustproof and waterproof

1. Model SX751 pH/ORP/Conductivity/DO meter

1unit

2. 201T-S plastic pH/ATC three-in-one combination electrode

1pc

3. 301Pt-S plastic ORP combination electrode

1pc

4. 2301-S plastic conductivity electrode

1

5. DO500 DO electrode

1pc

6. pH standard buffer solution(pH4.00, pH7.00 and pH10.01/50mL)

1btl/each

7. 1413μS/cm conductivity standard solution (50mL)

1bottle

8. DO503 membrane cap (DO electrode use)

1bottle

9.DO502 DO electrode inner solution (30mL)

2pcs

10. Cathode polishing paper

1pcs

11. Screw driver

1pcs

12. Spare AA batteries

2pcs

13. Operation manual

1pcs

14. Carrying case

1pcs