Setable Flow Range
0.001 – 10 ml/min, in 0.001 ml/min increments
Flow Range
0.2 – 10.0 ml/min
Flow Precision
< 0.3% RSD (usually 0.15%), based on retention time, at 1 ml/min
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 – 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 – 95% or 5 – 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
Operating Temperature Range
4°C to 40°C
Operating Humidity Range
< 95% non-condensing
Max Power Consumption
260 VA (210 W)
BTU
717
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
Flow Accuracy
± 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
Max Flow Rate
10 ml/min per channel
Reduced performance above 5 ml/min
Number of Channels
4
Internal Volume
1 ml/channel
Materials in Contact with Solvent
PTE, PEEK
pH Range
1 – 14
Analog Output (AUX)
For pressure monitoring, range 0 – 3 V
Dimensions (W x D x H)
13.5 x 17 x 3.1 in (345 x 435 x 80 mm)
100-120 or 220-240 VAC, 50/60 Hz
Maximum Flow Rate
0-5 ml/min per channel
5-10 ml/min at reduced degassing performance
Ambient Operating Temperature
0° to 55°C
Ambient Non-operating Temperature
-40° to 70°C
Power Consumption
30 W
Line Voltage
100-120 220-240 VAC
Line Frequency
50 r 60 Hz
Weight
7kg (15.4 lbs)
13.5 x 17 x 3.1 in
± 0.75 × 10-5AU at 254 nm
3 × 10-4AU/hr at 254 nm
Standard: 14-µl volume, 10-mm cell path length and 40 bar (588 psi) pressure maximumHigh pressure: 14-µl volume, 10-mm cell path length and 400 bar (5880 psi) pressure maximumMicro: 1-µl volume, 5-mm cell path length and 40 bar (588 psi) pressure maximumSemimicro: 5-µl volume, 6-mm cell path length and 40 bar (588 psi) pressure maximum
