Performance Specifications - Agilent Technologies 1260 Infinity II User Manual

2
Site Requirements and Specifications

Performance Specifications

Performance Specifications
Table 2
Type
Hydraulic system
Flow range
Flow precision
Flow accuracy
Pressure operating
range
Pressure pulsation
Compressibility
compensation
Recommended pH
range
Gradient formation
Delay volume
30
Performance Specifications 1260 Infinity II Binary Pump (G7112B)
Specification
Two dual piston in series pumps with
servo-controlled variable stroke drive,
power transmission by gears and ball
screws, floating pistons
settable: 0.001 – 5 mL/min
recommended: 0.05 – 5.0 mL/min
≤0.07 % RSD or < 0.02 min SD, whichever
is greater
± 1 % or 10 µL/min, whichever is greater
Up to 60 MPa (600 bar, 8702 psi) up to
5 mL/min
< 2 % amplitude (typically < 1.3 %), or
< 0.3 MPa (3 bar, 44 psi), whichever is
greater
Low delay volume configuration: < 5 %
amplitude (typically < 2 %)
Pre-defined, based on mobile phase
compressibility
1.0 – 12.5
High-pressure binary mixing
Standard delay volume configuration:
600 – 900 µL, (includes 400 µL mixer),
dependent on back pressure
Low delay volume configuration:120 µL
InfinityLab LC Series 1260 Infinity II Binary Pump User Manual
Comments
Set points in 0.001 mL/min
increments
based on retention time at
constant temperature
pumping degassed H O at
2
10 MPa (100 bar, 1450 psi)
Solvents with pH < 2.3
should not contain acids that
attack stainless steel
measured with water at
1 mL/min (water/water with
tracer)