Setable Flow Range
0.001 to 10 ml/min, in 0.001 ml/min increments
Flow Range
0.2 to 10.0 ml/min
Flow Precision
< 0.07% RSD, or < 0.02 min SD whatever is greater, based n retention time at constant room temperature
Flow Accuracy
± 1% or 10 µl/min whatever is greater
Pressure
Operating range 0 – 40 MPa (0 – 400 bar, 0 – 5880 psi) up to 5 ml/min
Operating range 0 – 20 MPa (0 – 200 bar, 0 – 2950 psi) up to 10 ml/min
Pressure Pulsation
< 2% amplitude (typically < 1%), at 1 ml/min isopropanol, at all pressures > 1 MPa (10 bar)
Recommended pH Range
1.0 to 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 800 – 1100 µl, dependent on back pressure
Composition Range
0 to 95% or 5 to 100%, user selectable
Composition Precision
< 0.2% SD, at 0.2 and 1 ml/min
Dimensions (H x W x D)
5.5 x 13.5 x 17 in
Electrical Requirements
100-120 or 22-240 VAC, 50/60 Hz, 220 VA
0.001 to 10 mL/min, in 0.001 mL/min increments
0.2 to 10.0 mL/min
≤ 0.07% RSD, or ≤ 0.02 min SD whatever is greater, based on retention time at constant room temperature
Pressure Operating Range
0 to 60 MPa (0 – 600 bar, 0 – 8,700 psi) up to 5 mL/min
0 to 20 MPa (0 – 200 bar, 0 – 2,950 psi) up to 10 mL/min
< 2% amplitude or < 3 bar at 1 mL/min isopropanol, at all pressure > 1 MPa (10 bar, 145 psi)
1.0 to 12.5, solvents with pH < 2.3 should not contain acids which attack stainless steel
< 0.2% RSD or < 0.04 min SD
100 to 240V, 50/60 Hz, 180 VA
Setpoints 0.001 to 5 ml/min, in 0.001 ml/min increments
0.1 to 5 ml/min
< 0.07% RSD or < 0.02 min SD
± 1% or 10 ul/min
Operating range 0 to 400 bar (0 to 5880 psi) up to 5 ml/min
< 2% amplitude (typically < 1%) at 1 ml/min isopropanol, at all pressures > 1 MPa
Compressibility Compensation
User-selectable, based on mobile phase compressibility
Hydraulic System
Two dual pistons in series pumps with proprietary servo-controlled variable stroke drive, floating piston design and active inlet valve
1.0 to 12.5; solvents with pH < 2.3 should not contain acides with attack stainless steel
High-pressure binary mixing, delay volume 180 to 480 ul without mixer, 600 to 900 ul with mixer, dependent upon back pressure
1 to 99% or 5 ul/min per channel
< 0.5% absolute
Composition Accuracy
< 0.15% RSD at 1 ml/min
< 0.3% RSD (usually 0.15%), based on retention time, at 1 ml/min
Operating range 0 to 40 MPa (0 to 400 bar, 0 to 5880 psi) up to 5 ml/min
Operating range 0 to 20 MPa (0 to 200 bar, 0 to 2950 psi) up to 10 ml/min
Delay volume 800 to 1100 µl, dependent on back pressure
100 to 120 or 22 to 240 VAC, 50/60 Hz, 220 VA
0.01 to 20 µl/min
0.01 to 100 µl/min (with the extended flow range kit)
0.001 to 2.5 µl/min (with the electronic flow control bypassed)
1 to 20 µl/min
10 to 100 µl/min (with extended flow range kit)
0.1 to 2.5 ml/min (with the electronic flow sensor bypassed)
