Setable Flow Range
0.001 ƒš‚Å“ 10 mL/min, in 0.001 mL/min increments
Flow Range
0.2 ƒš‚Å“ 10.0 mL/min
Flow Precision
ƒ‚°¤ 0.07% RSD, or ƒ‚°¤ 0.02 min SD whatever is greater, based on retention time at constant room temperature
Flow Accuracy
ƒš± 1% or 10 ƒšµl/min whatever is greater
Pressure Operating Range
0 ƒš‚Å“ 60 MPa (0 ƒš‚Å“ 600 bar, 0 ƒš‚Å“ 8,700 psi) up to 5 mL/min
0 ƒš‚Å“ 20 MPa (0 ƒš‚Å“ 200 bar, 0 ƒš‚Å“ 2,950 psi) up to 10 mL/min
Pressure Pulsation
< 2% amplitude or < 3 bar at 1 mL/min isopropanol, at all pressure > 1 MPa (10 bar, 145 psi)
Recommended pH Range
1.0 ƒš‚Å“ 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
Composition Range
0 ƒš‚Å“ 95% or 5 ƒš‚Å“ 100%, user selectable
Composition Precision
< 0.2% RSD or < 0.04 min SD
Electrical Requirements
100 - 240V, 50/60 Hz, 180 VA
Settable Flow Range
Set points 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
± 1% or 10 µl/min, whatever is greater, pumping degassed H2O at 10 MPa (100 bar)
Operating range up to 40 MPa (400 bar, 5880 psi) up to 5 ml/min
Operating range up to 20 MPa (200 bar, 2950 psi) up to 10 ml/min
< 2 % amplitude (typically < 1.0%) or < 0.3 MPa (3 bar, 44 psi), whatever is greater, at 1 ml/min isopropanol, at all pressures > 1 MPa (10 bar, 145 psi)
Compressibility Compensation
User selectable, based on mobile phase compressibility
Delay Volume
Integrated Degasser
Number of channels: 4
Internal volume per channel: 1.5 ml
0.001 ƒš‚Å“ 10 ml/min, in 0.001 ml/min increments
0.2 ƒš‚Å“ 10.0 ml/min
ƒš£ 0.07% RSD, or ƒš£ 0.02 min SD whatever is greater, based on retention time at constant room temperature
Pressure
Operating range 0 ƒš‚Å“ 40 MPa (0 ƒš‚Å“ 400 bar, 0 ƒš‚Å“ 5880 psi) up to 5 ml/min
Operating range 0 ƒš‚Å“ 20 MPa (0 ƒš‚Å“ 200 bar, 0 ƒš‚Å“ 2950 psi) up to 10 ml/min
< 2% amplitude (typically < 1%), at 1 ml/min isopropanol, at all pressures > 1 MPa (10 bar)
1.0 ƒš‚Å“ 12.5, solvents with pH > 2.3 should not contain acids which attack stainless steel
Delay volume 800 ƒš‚Å“ 1100 ƒšµl, dependent on back pressure
< 0.2% SD, at 0.2 and 1 ml/min
Dimensions (H x W x D)
5.5 x 13.5 x 17 in
100-120 or 22-240 VAC, 50/60 Hz, 220 VA
0.05 - 5.0 mL/min
0.001 ‚ 10 ml/min, in 0.001 ml/min increments
0.2 ‚ 10.0 ml/min
< 0.3% RSD (usually 0.15%), based on retention time, at 1 ml/min
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
1.0 ‚ 12.5, solvents with pH > 2.3 should not contain acids which attack stainless steel
Delay volume 800 ‚ 1100 µl, dependent on back pressure
0 ‚ 95% or 5 ‚ 100%, user selectable
Hydraulic system
Two dual piston in series pumps with proprietary servo-controlled variable stroke drive, floating piston design and active inlet valve
Setable flow range
Setpoints 0.001 ‚ 5 ml/min, in 0.001 ml/min increments
Flow range
0.1 ‚ 5.0 ml/min
Flow precision
£ 0.07% RSD, or £ 0.02 min SD whatever is greater, based on retention time at constant room temperature
Flow accuracy
± 1% or 10 µl/min whatever is greater
Operating range 0 400 bar (0 ‚ 5880 psi) up to 5 ml/min
Pressure pulsation
< 2 % amplitude (typically < 1 %), at 1 ml/min isopropanol, at all pressures > 1 MPa
Compressibility compensation
User-selectable, based on mobile phase compressibility
Recommended pH range
1.0 ‚ 12.5, solvents with pH < 2.3 should not contain acids which attack stainless steel
Gradient formation
High-pressure binary mixing, delay volume 180 ‚ 480 µl without mixer, 600 ‚ 900 µl with mixer, dependent on back pressure
Composition range
1 ‚ 99 % or 5 µl/min per channel, whatever is greater
Composition precision
£ 0.5% absolute
Composition accuracy
± 0.15% RSD, at 1 ml/min
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
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
