main feature:
Using two LED light sources of 420nm and 620nm, it has long life and high precision.
Built-in measurement method: high concentration COD, low concentration COD
Adopt high-definition LCD screen, clear display and friendly operation interface
Supports functions such as automatic shutdown, power-off protection and factory reset
Support firmware upgrade function, allowing function expansion and personalized requirements
IP65 protection level
Intelligent detection:
Intelligently determines the end point, supports automatic reading and continuous reading
Set the dilution ratio and automatically calculate the original concentration of the sample
Optional built-in calibration curve or self-defined calibration curve
High COD supports 1~5 point calibration, low COD supports 2~5 point calibration
Support re-marking a certain marking point
Data management:
Supports data storage (2000 groups in total), review, deletion, transmission and printing
Comply with GLP and achieve data traceability
Built-in small printer, automatic printing, optional printing format
Support U disk data export
With RS-232 and USB interfaces, it can be connected to PC through special communication software to realize data transmission.
Technical Parameters:
model | COD-571 | |
Test items | Low concentration COD, high concentration COD | |
Low concentration | Measurement methods | potassium dichromate method |
Measuring range | (0.000-150.0)mg/L | |
Error | ±8% | |
Repeatability | ≤3% | |
Stability | <6mg/L(20min) | |
Wavelength | 470nm | |
Whether to dissolve | Need to be digested | |
High concentration | Measurement methods | potassium dichromate method |
Measuring range | (150.0-1500)mg/L, can be expanded to 15000mg/L | |
Error | ±8% | |
Repeatability | ≤3% | |
Stability | <6mg/L(20min) | |
Wavelength | 620nm | |
Need to be digested | Need to be digested | |
Absorbance | Measuring range | (0.000~2.000)Abs |
Indication error | 0.01 or +5% | |
Repeatability | ≤0.005 or 2% | |
Absorbance | Measuring range | (0.000~2.000)Abs |
wavelength | Measure wavelength | 420nm, 620nm |
Accuracy | ±4nm | |
Transmittance | Indication error | ±2% |
Repeatability | ≤ 0.5% | |
data storage | A total of 2,000 sets of test results | |
cuvette | 10mm cuvette, 16mm cuvette | |
power supply | Power adapter, input AC: (100~240)V, output DC24V | |
Dimensions (mm); Weight (kg) | 302x205x122, 1.33 |
main feature:
Using two LED light sources of 420nm and 620nm, it has long life and high precision.
Built-in measurement method: high concentration COD, low concentration COD
Adopt high-definition LCD screen, clear display and friendly operation interface
Supports functions such as automatic shutdown, power-off protection and factory reset
Support firmware upgrade function, allowing function expansion and personalized requirements
IP65 protection level
Intelligent detection:
Intelligently determines the end point, supports automatic reading and continuous reading
Set the dilution ratio and automatically calculate the original concentration of the sample
Optional built-in calibration curve or self-defined calibration curve
High COD supports 1~5 point calibration, low COD supports 2~5 point calibration
Support re-marking a certain marking point
Data management:
Supports data storage (2000 groups in total), review, deletion, transmission and printing
Comply with GLP and achieve data traceability
Built-in small printer, automatic printing, optional printing format
Support U disk data export
With RS-232 and USB interfaces, it can be connected to PC through special communication software to realize data transmission.
Technical Parameters:
model | COD-571 | |
Test items | Low concentration COD, high concentration COD | |
Low concentration | Measurement methods | potassium dichromate method |
Measuring range | (0.000-150.0)mg/L | |
Error | ±8% | |
Repeatability | ≤3% | |
Stability | <6mg/L(20min) | |
Wavelength | 470nm | |
Whether to dissolve | Need to be digested | |
High concentration | Measurement methods | potassium dichromate method |
Measuring range | (150.0-1500)mg/L, can be expanded to 15000mg/L | |
Error | ±8% | |
Repeatability | ≤3% | |
Stability | <6mg/L(20min) | |
Wavelength | 620nm | |
Need to be digested | Need to be digested | |
Absorbance | Measuring range | (0.000~2.000)Abs |
Indication error | 0.01 or +5% | |
Repeatability | ≤0.005 or 2% | |
Absorbance | Measuring range | (0.000~2.000)Abs |
wavelength | Measure wavelength | 420nm, 620nm |
Accuracy | ±4nm | |
Transmittance | Indication error | ±2% |
Repeatability | ≤ 0.5% | |
data storage | A total of 2,000 sets of test results | |
cuvette | 10mm cuvette, 16mm cuvette | |
power supply | Power adapter, input AC: (100~240)V, output DC24V | |
Dimensions (mm); Weight (kg) | 302x205x122, 1.33 |