1260 Infinity II Flexible Pump User Manual 31
2 Site Requirements and Specifications
Performance Specifications
Performance Specifications
Performance Specifications Agilent 1260 Infinity II
Flexible Pump (G7104C)
Table 3 Performance Specifications G7104C
Type Specification Comments
Hydraulic system Dual pistons in series pump with
proprietary servo-controlled variable
stroke design and smooth motion
control for active damping.
Pump resolution step
size
300 pL
Flow range Settable: 0.001 – 5 mL/min in 0.001 mL/min increments
Flow precision ≤ 0.07 % RSD or 0.01 min SD,
whichever is greater
Flow accuracy ± 1 % or ±10 µL/min, whichever is
greater
Pumping degassed H
2
O
Pressure operating
range
Up to 80 MPa (800 bar, 11603 psi)
up to 5 mL/min
Pressure pulsation < 1 % amplitude or < 0.5 MPa (5 bar),
whichever is greater
Compressibility
compensation
Automatic When using "Solvent Types" in
method
Recommended
pH-range
1.0 – 12.5 Solvents with pH <2.3 should not
contain acids which attack stainless
steel
Gradient formation Low pressure quaternary
mixing/gradient capability using
proprietary high-speed proportioning
valve
Delay volume ≤ 350 µL (default configuration) Measured with water at 1 mL/min
(water/water with tracer)
Composition range Settable range: 0 – 100 %
Recommended range: 1 – 99 %
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