￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
8 Technical specifications
872 Extension Module IC Pump
￭￭￭￭￭￭￭￭
57
8.4
Housing
Dimensions
Width
365 mm
Height
131 mm
Depth
380 mm
Material of base
tray, housing and
bottle holder
Polyurethane hard foam (PUR) with flame retardation for fire class
UL94V0, CFC-free, coated
8.5
Eluent degasser
Material
fluoropolymer
Resistance to sol-
vents
No restriction (apart from PFC)
Build-up time for
the vacuum
< 60 s
8.6
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
Pressure range
Pump
0…50.0 MPa (0…500 bar)
Pump head
0…35.0 MPa (0…350 bar) (applies for the standard PEEK pump head)
Residual pulsa-
tion
< 1 %
