Germany HYDRO-BIOS company-Lenz dredger.pdf

Lenz dredge--Bottom Sampler acc. To Lenz

The Lenz dredge is an improved version of the Ekman-Birge dredge. In order to achieve repetitive operations,
The sampled product can be divided into 5 layers of 20 cm thick samples by the partition. These samples can be taken separately for research. The measurement and operation methods are the same as the Ekman-Birge dredge.

Lenz dredger ordering guide:
437 310 Lenz dredger, including hammer 15 × 15 × 20cm, weight 5kg

437 315 ​​Lenz dredger, including hammer, lead heavy-duty, can collect deeper samples Volume 15 × 15 × 20cm, weight about 10kg

440 000 spare hammer, used to excite the closing device, with 6mm rope hole of inner diameter, weight 400g

Closers for Ekman-Birge and Lenz dredgers

When the Ekman-Birge and Lenz dredgers are sampling shallow water, they can be pushed into the water bed and then the closure can be released. The aperture for connecting the telescopic rod is 20mm.

437 320 closure, weight 400g