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- Exclusive LD90 Liquid Presence Detector and pump revolution counting system ensure accurate, repeatable sample volumes.
- Basic and extended programming modes for uniform and non-uniform time intervals, stormwater runoff sampling, multiple bottle compositing, split sampling .
- Thick, foamed-in-place insulation and twin-wall design provide maximum performance in sample preservation.
- 3700 Controller is housed in a NEMA 4X and 6 (IP67) environmentally sealed enclosure.