Shanghai Jingqi Portable COD Meter (Including Digester) COD-5B, Shanghai Jingqi Instrument Co., Ltd. (CAT#: STEM-AI-0922-YJL)

Shanghai Jingqi Portable COD Meter (Including Digester) COD-5B, model COD-5B is manufactured by Shanghai Jingqi Instrument Co., Ltd.
The portable rapid water quality analyzer is an integrated intelligent instrument designed by our company for monitoring and supervisory personnel to measure various chemical indicators of water samples on site. The instrument has the characteristics of automatic PID temperature control, dual liquid crystal display, AC and DC, automatic zero adjustment, direct reading of concentration, curve storage, automatic printing and so on. The instrument is easy to operate, man-machine interactive operation, users can apply this product without complicated professional knowledge.

Digestion quantity: ≤4
Temperature indication error: ≤±1°C
Uniformity of temperature field: ≤2℃
Digestion time indication error: ≤±2%
Curve parameters: 100 measurement curve parameters can be set
Calibration: 1~7 point calibration mode, automatic calibration curve value
Clock: built-in real-time clock, the monthly cumulative error of the real-time clock is less than 10 seconds
Record storage: 10,000 measurement results can be stored, and the data will not be lost when the power is turned off
Printing: built-in printer, print measurement results at any time
Communication method: RS232, the measurement results can be uploaded to the computer, which is convenient for users to analyze statistically
Display: 240*128 large-screen blue backlight display, Chinese operation interface
Ambient temperature: 5～40℃
Ambient humidity: relative humidity < 85% (non-condensing)
Working power supply: AC220V±10% / 50Hz, DC 16V lithium battery
Dimensions: 400*300*200mm
Weight: 8kg
COD high range
Determination method: rapid catalytic method (chromium method)
Measuring range: 5 mg/L～10000 mg/L
Measurement error: ≤±5%
Digestion temperature: 165 ± 1°C
Digestion time: 15 minutes
Anti-chlorine interference: [CL-] <4000mg/ L
COD low range: fast catalytic method (chromium method)
Measuring range: 5 mg/L～150 mg/L
Measurement error: ≤±5%
Digestion temperature: 165 ± 1°C
Digestion time: 15 minutes
Anti-chlorine interference: [CL-] <4000mg/ L

Dual LCD display, pure Chinese operation interface, user-friendly design, friendly human-computer interaction interface
Unique optical circuit design, strong anti-interference ability, high precision and good stability of measurement data
Automatic constant temperature control system, PID adjustment technology, constant temperature and high precision in the digestion process
The instrument can automatically correct the measurement curve, automatically adjust zero, and is easy to operate
The measurement and digestion systems are designed separately, independent power supply control, the operation process can be carried out separately without affecting each other
The instrument has a built-in DC power supply, powered by a lithium battery, which can realize heating, digestion and colorimetric determination of multiple batches of water samples
The measurement light source adopts a cold light source, and the life of the light source lamp is as long as 100,000 hours, with small drift and long life
The instrument has a built-in real-time clock, and each measurement record has a measurement time stamp, which is convenient for statistics and query
With a data output interface, it can be connected to a computer, and the measurement data can be transmitted to the computer
The instrument comes with a thermal printer, which can directly print measurement data and historical data
Suitcase design, light weight, beautiful machine, easy to carry

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