BOD-990 series BOD automatic measuring instrument is a new generation of automatic BOD measuring instrument designed according to the principle of diaphragm electrode method. Fully intelligent program-controlled design has the advantages of accurate measurement, reliability and convenient operation. It not only reduces the workload of scientific researchers, but also improves the work efficiency of users. This instrument has friendly interface and rich display information, so that users can quickly master the use of the instrument.
 
 
Meet the standards
 
Meet the national standard HJ 506-2009
 
JIS K-0102-32.3
 
Application field
 
Suitable for measuring surface water
 
Industrial wastewater
 
Measurement of BOD in Domestic Sewage
 
 
Technical characteristics
 
Intelligent: Automatic measurement of BOD
 
Standardization: 5-day culture method, electrode determination, in line with national standard
 
High throughput: 16 groups of samples can be measured at one time (three-stage dilution)
 
High efficiency: Sample test (1 group of 3 samples) + electrode cleaning < 1 minute
 
Simple operation: the change of setting, the start and stop of measurement, etc. can be controlled according to the instructions of LCD touch screen.
 
No professional training is required
 
Automatic correction: It has the function of automatic electrode correction, and the correction data of each day is automatically stored
 
Data storage: Non-volatile memory is adopted, and system parameters and experimental data are not lost when power is down
 
Environmentally friendly: No hazardous reagents are used, and the discharged liquid is harmless waste liquid
 
 
 
Performance index
 
Model BOD Automatic Measuring Instrument BOD-990-D20
 
Methods of measurement: Diaphragm electrode method (primary cell type)
 
Comply with HJ 506-2009 JIS K-0102-32.3
 
The electrode measurement range is 0.00-19.99 mg/L
 
Resolution 0.01 mg/L
 
Repeatability 0.1 mg/L (1 tray × 24 samples)
 
Measure the number of samples 16 groups of samples × 3 dilution (up to 328 groups of samples can be measured)
 
Sample container culture flask (100mL) designated by our company
 
Stirring constant speed stirrer
 
The measuring part is driven by front, back, up, down, left and
 
Automatic cleaning electrode
 
1 tray (24 culture bottles) × 2
 
Automatic correction according to saturated water at 20 ℃
 
PLC program control of operation mode
 
Operating touch screen (320 × 240)
 
Power supply AC220V50Hz5A
 
Feed water above 0.1 MPa (tap water)
 
Near the drain instrument
 
External dimensions W 780 × D 585 × H793
 
It can be designed and changed according to the user's usage
 
The weight is about 70kg
 
Set the ambient temperature to 5 ~ 45 ℃