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Selection criteria
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Sampling principle:
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bailer; lower and pull up |
bailer; lower and pull up |
coring with messenger operation |
coring with messenger operation |
coring with messenger operation |
peristaltic pump with (ballasted) tubing |
peristaltic pump takes samples at program-
mable intervals |
directs on current and closes with messenger |
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| Volume (ml): |
250 and 1000 |
various |
750 |
1200 |
2200 |
max. 2.2 l/min |
program-mable |
1250 |
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| Diameter of sampler in use (mm): |
32 and 45 |
20 and 36 |
36
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minimum 400 |
minimum 400 |
8 (tubing) |
20 mm and depending on use of strainer |
600 |
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| Sample diameter (mm): |
n.a. |
n.a. |
35 mm |
100 |
100 |
n.a. |
n.a. |
70 |
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| Sample length (cm): |
45 and 90 |
60 and 90 |
90 |
17 |
30 |
n.a. |
n.a. |
30 |
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| Ease of decontami-nation: |
detergent |
detergent |
detergent |
detergent |
detergent |
disposable tubing |
detergent and exchange-able can or (24) bottles |
detergent |
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| Max. dis-tance be-tween water level and pump (suc-tion level): |
n.a. |
n.a. |
n.a. |
n.a. |
n.a. |
9 m |
7 m |
n.a. |
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Weight (set):  |
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| Training module available |
Download our brochure
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no
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Download our brochure
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Applications 
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| Stagnant or flowing water: |
slow flowing |
stagnant only |
stagnant
only |
stagnant (un-ballasted) |
stagnant (un-ballasted) |
flowing if tubing is ballasted |
flowing if tubing is ballasted |
flowing |
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| Main purpose: |
universal sampler, generally wells |
wells, tanks |
liquids with layers, top of soft sediment |
general water sampler, sea, lakes |
general large water sampler, sea, lakes |
pump for all
parameters |
programmed sampling |
sediment load |
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| For micro- / macro-parameters: |
micro + macro |
micro + macro |
micro + macro |
macro |
micro + macro |
micro + macro |
micro + macro |
macro |
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| May interfere with: |
strong acids and concentrated inorganics |
none
(if clean!) |
strong acids and concentrated inorganics |
phthalates |
some organics |
sillicone tubing with pure solvents |
sillicone tubing with pure solvents |
strong acids and concentrated inorganics
+ solvents |
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| Oceano-graphic research: |
++ |
+ |
+ |
+++ |
+++ |
++ |
+ |
++ |
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| Lakes: |
+++ |
+ |
++ |
+++ |
+++ |
++ |
+ |
+ |
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| Rivers: |
++ |
+ |
+ |
++ |
++ |
+ |
++ |
+++ |
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| Ditches, canals, waste water: |
++ |
++ |
+++ |
++ |
++ |
+++ |
+++ |
+ |
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| Sediment level: |
0 |
0 |
++ (soft) |
0 |
0 |
0 |
n.a. |
+ (soft) |
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| Sediment load (con-tration: |
++ |
++ |
+++ |
++ |
++ |
+ |
+ |
+++ |
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| Sediment transport: |
+ |
+ |
+ |
+ |
+ |
+ |
+ |
+++ |
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Additional information
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Brochures with article numbers & set speci-fications:
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| Operating instructions: |
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| FAQ's: |
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| Standards: |
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Audio-visual material
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| Slideshows: |
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| Presen-tations: |
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