5 housing, 6 eluent degasser, 7 high pressure pump – Metrohm 850 Professional IC Cation - Gradient User Manual
Page 86: Housing, Eluent degasser, High pressure pump
7.5 Housing
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78
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850 Professional IC Cation – HP-Gradient
7.5
Housing
Dimensions
Width
365 mm
Height
642 mm
Depth
380 mm
Material of base
tray, housing and
flask holder
Polyurethane hard foam (PUR) with flame retardation for fire class V0,
CFC-free, painted
Operating ele-
ments
Indicators
LED for power display
On/Off switch
On the rear 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