REX M300F Multi-parameter Analyzer (-2.00 ~ 20.00pH, -2000.0 ~ 2000.0 mV)

Parameters: pH/EC/ISE/DO/Temp. (mV/ORP/pX/Resistivity/TDS/Sal./DO Saturation)

pH: 

Range: -2.00 to 20.00pH

Resolution: 0.1, 0.01 pH

Accuracy: ±0.01 pH

Calibration Points: Up to 5

Standard Customization: Yes

Standard Recognition: NIST, GB, USA and DIN buffers

Slope Limit: Yes

mV: 

Range: -2000.0 to 2000.0 mV

Resolution: 0.1 mV

Accuracy: ±0.3 mV or ±0.1%

pX: 

Range: -2.00 to 20.00 pX

Resolution: 0.1, 0.01 pX

Accuracy: ±0.01 pX

Calibration Points: Up to 5

ISE: 

Range: 1.000e-9 to 9.999e+9

Unit: mol/L, mmol/L, g/L, mg/L, μg/L, ppm, ppb

Resolution: Up to 4 significant digits

Accuracy: ±0.5%

Calibration Points: Up to 5

Conductivity: 

Range: 0.000 μS/cm to 1000 mS/cm

Resolution: 0.001 μS/cm minimum, various with range selection

Accuracy: ±1.0% FS

Reference Temperature: 20, 25 ºC

Calibration Points: Up to 3

Standard Recognition: 84μS/cm, 1413μS/cm, 12.88mS/cm

Resistivity: 

Range: 5.00 Ω·cm~20.00 MΩ·cm

Resolution: 0.01 Ω·cm minimum

Accuracy: ±1.0% FS

TDS: 

Range: 0.00 ppm~300 ppt

Resolution: 0.01mg/L minimum, various with range selection

Accuracy: ±1.0% FS

Salinity: 

Range: 0.0~80.0 ppt

Resolution: 0.1ppt

Accuracy: ±2ppt

Dissolved Oxygen Concentration: 

Range: 0.00 to 20.00 ppm

Resolution: 0.01 ppm

Accuracy: ±0.10 ppm

Calibration Points: Air-saturated water or zero point

Barometric Compensation: Yes

Manual Salinity Factor Correction: Yes

Saturation: 

Range: (0.0 to 200.0)%

Resolution: 0.001

Accuracy: ±2.0%

Temperature: 

Range: -5 to 110 ºC, 23 to 230 ºF

Unit: ºC, ºF

Resolution: 0.1

Accuracy: ±0.2ºC

Measurement: 

Reading Mode: Auto Read (Fast, Medium, Slow), Timed, Continuous

Reading Prompts: Reading, Stable, Locked

Temp. Compensation: ATC, MTC

Data management: 

Data Storage: 500 results each

GLP Features: Yes

Inputs: 

pH Electrode: BNC(Q9)

DO with Temp. Probe: 4-pin aviation connector

Conductivity with Temp. Probe: 5-pin aviation connector

Outputs: 

USB: PC

RS 232: printer

Display options: 

Backlight: Yes

Auto Shutdown: 1~60 min, off

IP Rating: IP54

Date and Time: Yes

General: 

Power: AC Adapter, 100-240V AC input, DC9V output

Dimensions: 242×195×68 mm

Weight: 900g (1.98 lb)

Includes: 

E-301-QC 3 in 1 pH composite electrode

DJS-1VTC EC electrode

DO-958-Q polarographic DO electrode

NIST pH standard solution(4.01, 7.00, 10.01) ，50ml/vial

1413μS/cm EC standard solution, 50ml, 1 vial

REX-5 electrode stand

Brochure