Product Detail
Core Advantages
All-Year Round Constant Temperature Preservation
Built-in compressor refrigeration system + low-temperature heating module. Real-time temperature monitoring, over-temperature alarm, automatic cooling/heating switching. Keep composite water samples stable at 4±2℃ to comply with global environmental testing standards, avoid sample deterioration in high summer or freezing in cold winter.
6 Professional Sampling Modes to Meet All Monitoring Need
Schedule Timed Sampling (Max 24 preset time points weekly)
Time Proportional Sampling
Flow Proportional Sampling (Match external flowmeter 4-20mA signal)
Liquid Level Proportional Sampling
Rainfall Trigger Sampling (Support external rain gauge connection)
Manual Instant Sampling
All sampling volume, intervals, mixing times are freely programmable with ±5% high sampling accuracy.
Anti-Contamination Pipeline Self-Cleaning System
Automatic pipeline flushing before each sampling (customizable rinse duration)
Auto drain residual water pre & post sampling to prevent sediment clogging
Sampling head with filter screen to block large impurities
Double pump design (circulation pump + sampling pump) to guarantee representative water samples without cross-contamination
Flexible Triple Power Supply Design
AC 110V/220V mains power (50/60Hz)
DC12V wired power supply
Car cigarette lighter DC12V power
Perfect for fixed station, vehicle-mounted mobile patrol and remote off-grid field sites.
Rugged IP55 Outdoor Industrial Grade
Full sealed anti-dust & anti-splash cabinet, withstand harsh rain, dust and temperature fluctuation
Heavy-duty portable frame; WS-9250 fitted with silent rolling wheels & handrail for easy transport
Password lock function to prevent unauthorized parameter modification
Pump tube service life reminder, component manual test function for easy maintenance
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