PerkinElmer 275 Series Micro Pump

Specification

Maximum pressure

10,000 psi (690 bar) over entire flow rate range

Flow rate range

1-3000 µL/min

Flow precision

0.3% RSD (typically 0.1%) at 300 µL/min water at 1,000 psi

Flow accuracy

+1% of setting at 300 µL/min and 1000 psi with water

Retention time reproducibility

<0.3% RSD (typically <0.1%)

Compositional range

0 to 100%

Compositional accuracy

Typically 0.5% from 10 to 90% up to 2 mL/min

Compositional precision

Typically <0.2% variation

Gradient forms

Linear, convex and concave, with high pressure blender

Linearity

Within 1% from 10 to 90%

Program step time

0 to 999 minutes

Step time increments

0.1 min from 0 to 9.9 min; 1.0 min from 10 to 999 min

Timed events

Two built-in independent momentary (2 second) contact closures

Material contacting solvent

316 SS, ruby, sapphire, PTFE