Watson-Marlow 520DUN Bedienungsanleitung PDF herunterladen (Seite 11)

Flow rate (litre/min)

Drive speed (rpm)

Limited to 2 bar below 50 rpm Flow rate varies with tube material, discharge pressure, suction and viscosity

620RE4 performance graph

Flow rate (litre/min)

Drive speed (rpm)

620R performance graph

Flow rate (litre/min)

Drive speed (rpm)

620RE performance graph

NOW SELECT

YOUR DRIVE

Construction materials: 620 pumpheads are designed for ultimate impact and corrosion resistance. Pumphead track: powder-coated

aluminium LM24; guard, inner/outer: Grilamid TR55/polyurethane PBA; rotor hub, roller arms: Fortron 1140L4 (PPS); rotor cover:

Dupont Hytrel G5544; rollers, main/guide: stainless steel 303/Nylatron; main roller bearings: carbon steel; tube clamp sets: polypropylene

620 pumpheads: flow ranges, 0.1-265 rpm, litre/min

20R (continuous

tubing, two rollers)

620RE

(elements,

wo rollers)

620RE4

(elements,

our rollers)

Tube or

lement

bore

(mm, in, #)

6.4

9.6

12.7

15.9

12.0 17.0 12.0 17.0

Bioprene TM

0.004

9.8

0.01

0.003

8.3

0.004

Bioprene TL

ureWeld XL

0.001

3.4

0.003

6.6

0.004

0.01

0.004

9.8

0.01

0.003

8.3

0.005

Pumpsil

.001

-3.2

.003

-7.2

.004

-11

.01

-15

.004

-10

.01

-16

.003

-8.7

.004

-11

STA-PURE PCS

TA-PURE PFL

0.001

-3.2

0.003

-6.6

0.004

-11

0.01

-16

0.004

-11

0.01

-18

0.003

-9.0

0.01

-13

litres/min, with pressures to 4 bar

Biopharm application

620U/R pumps fitted with Pumpsil platinum-cured silicone tubing are

used in a biopharm application filling single-use bags. Here they are

mounted on a trolley to allow easy transfer to the next process

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 19 20

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Watson-Marlow 520DUN Bedienungsanleitung Seite 11

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