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5 housing, 6 eluent degasser, 7 high pressure pump – Metrohm 881 Compact IC pro – Anion User Manual

Page 106: Housing, Eluent degasser, High pressure pump

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7.5 Housing

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96

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881 Compact IC pro – Anion

7.5

Housing

Dimensions

Width

302 mm

Height

562 mm

Depth

368 mm

Material of base
tray, housing and
covering plate

Polyurethane hard foam (PUR) with flame retardation for fire class
UL94V0, CFC-free, coated

Operating ele-
ments

Indicators

LED for power display

On/Off switch

On the rear panel of the instrument

7.6

Eluent degasser

Material

fluoropolymer

Resistance to sol-
vents

No restriction (apart from PFC)

Build-up time for
the vacuum

< 60 s

7.7

High pressure pump

Type

Serial dual-piston pump

Intelligent pump head recognition

Chemically inert

Metal-free pump heads

Materials in contact with eluent: PEEK, ZrO

2

, PTFE/PE

Self-optimizing flow and pressure

Flow rate

Adjustable flow
range

0.001…20.0 mL/min

Flow increment

1 µL/min

Reproducibility
of the eluent
flow

< 0.1 % deviation