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Museum Equipment

WP2 net Ø57/70/75 cm

WP-2 - Plankton net, diameter 57 cm.

The WP-2 plankton net can be equipped with a digital flow meter (optional) for determing the amount of water passing through the plankton net. Available models 23.090 (no back-run stop) and 23.091 with back-run stop.

Digital flow meter, model 23.090.

Digital flow meter with back-run stop, model 23.091.

Available models with diameter of 57, 70 or 75 cm:
23.100 - Ø57 cm, 0,25 m²
23.230 - Ø70 cm, 0,38 m² - Nansen closing net
23.240 - Ø75 cm, 0,44 m²
23.250 - Ø113 cm, 1,0 m² - WP-3 - Indian Ocean Standard Net

 
 
WP-2 - Plankton net, diameter 57 cm.
 
 
23.200 - Collecting bottle with 3 lead weights (standard delivery).
 
 
23.200 - Collecting bottle supports a maximum of 9 lead weights.
 
 
23.250 - Collecting bottle, closed.
 


(A) "Nansen release mechanism" (heavy duty version) for operating/closing plankton net by a 0,8 kg drop messenger.

(B) Three Nylon lines (6 mm diameter) with bridle and snap hook (length: 85 cm).

(C) Ring of AISI 316 stainless steel tubing with 3 loops for bridle and weight lines, 2 loops for an optional digital counter located in the middle of the opening. I.D. Ø57 cm = area of 0.25 m2

More sizes available: 23.230 - Ø700 mm, 0,38 m² - Nansen Closing Net.
23.240 - Ø750 mm, 0,44 m²
23.250 - Ø1130 mm, 1,0 m² WP-3. Indian Ocean Standard Net.

(D) AISI 316 stainless steel clamping fixture.

(E) Part a net: 200 µm Monodur Nytal (nylon) net with 6 loops for the 6 mm (diameter) nylon line closure rope. Cylindrical net length is 95 cm. Part b net is identical to a, but conically shaped. The length is 166 cm.

(F) AISI 316 stainless steel clamping fixture.

(G) Net bucket, based on the Hensen design. The bucket is made of a 160 mm (diameter) Polypropylene tubing with a plastic draining tap, 6 openings, (total area of 315 cm²), covered by 200 µm net material of AISI 316 stainless steel, 1 round supporting rack bucket and 3 loops for lead weights.

(H) 3 Nylon lines for the weight with bridle and snap hook.

(I) Lead weights for net bucket (Optional). Consists of 6 weights, each 2 kg. Total weight for net bucket 23 kg. The weight of the net bucket does not stress the net bag itself.

 
 
 
 
 
13.523-6 Additional lead weights for the net bucket
 
 
23.050 Nansen releaser
 


Description Ordering No.
WP 2 net, Ø570 mm, consisting of: B, C, D, E, F, G, H (A and I not included). Standard mesh size of 200 µm. Other mesh sizes upon request. We recommend a minimum mesh size of 100 µm. 23.100
WP 2 net, Ø700 mm, consisting of: B, C, D, E, F, G, H (A and I not included). Standard mesh size of 200 µm. Other mesh sizes upon request. 23.230
WP 2 net, Ø750 mm, consisting of: B, C, D, E, F, G, H (A and I not included). Standard mesh size of 200 µm. Other mesh sizes upon request. 23.240
Accessories
(A) Nansen release mechanism (heavy duty model), incl. drop messenger 800 g for Nansen releaser 23.050
Drop messenger 800 g for Nansen releaser 23.070
(E) Net part, Ø570 mm, (a + b), 200 micron,
23.150
(E) Net part, Ø570 mm, (a + b), 50 or 100 µm,
23.151
(E) Net part, Ø700 mm, (a + b), 200 micron,
23.150-700
(E) Net part, Ø700 mm, (a + b), 50 or 100 µm,
23.151-700
(E) Net part, Ø750 mm, (a + b), 200 micron,
23.150-750
(E) Net part, Ø750 mm, (a + b), 50 or 100 µm,
23.151-750
(I) Set of lead weights, (12 kg) for net bucket 13.523-6
(G) Net bucket, complete, inclusive 3 lead weights, 2 kg each. 23.200
Digital flow meter, weight 0,5 kg. Recommended for horizontal pull. 23.090
Digital flow meter, with back-run stop, weight 0,5 kg. Can be used for vertical and horizontal pull. 23.091