40576814_Salient_Characteristics.docx

Salient Characteristics Dual cylinder pump system

A. Required specifications of the Model VP-25K-SS-T Pump.

· Max Pressure: 25,000 psi

· Max Flow Rate (0 to 2,000 psi): 13 ml/min

· Min Flow Rate: 0.00001 ml/min

· Flow Rate Accuracy: +/- 0.1% of set flow rate

· Flow Rate Resolution: 0.000001 ml/min

· Volume Accuracy: +/- 0.1% of volume pumped

· Volume Resolution: 0.000001 ml/min

· Flow rate and volume repeatability: 0.05%

· Single Stroke Volume: 5 ml

· Pressure Accuracy: +/- 0.10% of Full Scale

· Pressure Resolution: Infinite

· Pressure Control Accuracy: +/- 0.1 psi

· Capable of Vacuum for Filling: yes

· Temperature Rating: 10 to 65°C

· Power 120 VAC, 60 Hz

· Cylinder Barrel: Stainless Steel

· Piston: Silicon Carbide

· Main Seal: UHMW

· Valves: Stainless Steel

· Transducer: Titanium Tipped

· Fluid Port Fittings: cone and thread for ¼ inch tubing

· Safety Burst Disks on each Cylinder

· 0.1% FS accuracy Pressure Transducers on Each Cylinder

· Manifold for independent pressure operation

· 2 year warranty

· Proprietary VPware software

· Intuitive Pump configuration screens

· 10 Operating modes (including pressure, rate, bi-directional, independent or tandem operation)

· Multi-step scheduling programmability including rate, pressure, volume and ramping.

· Data logging

· Graphing

· Free lifetime software updates

· LabView VI Library routines

· USB Cabling

· Power cable B. Unique qualifications of the VP-25K-SS-T Pump.

· Ball screw drive for accuracy & longevity

· PID piston control with user-adjustable control parameters

· Stepping motor drive

· 100 msec response time

· Pulse-free continuous flow

· Constant-rate and constant-pressure modes

· High precision pressure transducers and volume sensors

· USB communication connectivity

· Powerful and user-friendly operating system

· Stainless Steel wetted parts

· Real-time data logging and graphing

· Analog input port for external control of setpoint