Benthic chamberWP3 net Ø113 cm
23.250 - WP-3 - Plankton net, diameter 113
cm:
This net is similar to the WP-2 net but larger. The opening has a diameter of 113 cm (approx. 1 m²) and the conical net bag has a length of 200 cm. Standard mesh size is 1000 µm. Other mesh sizes on request. We recommend a minimum of 200 µm.
- The letters in () refer to the schematic to the
right:
- (A) "Nansen release mechanism" (to be ordered separately) 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. Ø113 cm = area of 1,0 m2.
- (D) AISI 316 stainless steel clamping fixture.
- (E) Part a net: 1000 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 200 cm.
- (F) AISI 316 stainless steel clamping fixture.
- (G) Net bucket, based on the Hensen design. The bucket is made of a Polypropylene tubing, diameter 160 mm, with a plastic draining tap, 6 openings, (Total area of 315 cm²), covered by a AISI 316 stainless steel net (mesh size similar to the main net), 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 weight of 25 kg (11 weights of 2 kg, mounted in a 3 kg rack).
23.250-10 - Collecting bottle, closed:
• Dimenisons: Ø160 x 275 mm (295 mm incl. brackets)
• Weight: 1,8 kg
23.140 - Adapter for plastic bottle:
• Can be used as a replacement for 23.200 net bucket
• Support for 1 and 2 L plastic bottles (23.185 or 23.186)
• Made of AISI 316 stainless steel and Polypropylene
• Fits for WP-2 and WP-3 net
• Incl. 1 pc of 1 L bottle.
• Requires a set of nylon lines, 23.205 A
23.250 - WP-3 Plankton net - diameter 113 cm.
23.250 - WP-3 Plankton net with letters.
23.200 - Collecting bottle with 3 lead weights (standard delivery). The base supports a maximum of 9 lead weights.
23.200 - Collecting bottle with 9 lead weights.
23.250-10 - Collecting bottle, closed.
23.250 - 10 - The collecting bottle can easily be disassembled.
23.140 - Adapter for plastic bottle.
- 23.050 - Nansen releaser - (optional):
• When drawing the plankton net above the sea ground or in a specific height the Nansen releaser will close the net at this particular depth to avoid intrusion of sediments from other depths
• AISI 316 stainless steel
• Overall dimension (inclusive bolts): 240 x 105 x 50 mm
• Weight, exclusive drop messenger: 2,55 kg
• Weight, inclusive drop messenger: 3,35 kg
• Inclusive 23.070 drop messenger, 800 g (open/close)
Digital flow meter:
The 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.
23.050 - Nansen releaser.
23.09x - Digital flow meter (optional).
| Description | Ordering No. |
| WP-3 net consists of:
B, C, D,
E, F, G,
H (A and I not included). Standard mesh size of 1000 µm. 200 µm at no additional costs. Other mesh sizes on request. |
23.250 |
| Accessories | |
| (A) Nansen release mechanism (heavy duty model), incl. drop messenger, open/close, 800 g for Nansens releaser | 23.050 |
| Drop messenger 800 g for Nansens releaser | 23.070 |
| (E) Net part
(a + b), 1000 µm, |
23.155 |
| (E) Net part (a +
b), 50 or 100 µm, |
23.156 |
| (I) Set of lead weights for WP-2 and WP-3 net incl. rack | 23.060 |
| (G) Net bucket, complete | 23.200 |
| Digital flow meter, weight 0,5 kg | 23.090 |
| Digital flow meter, with back-run stop, weight 0,5 kg | 23.091 |
