Reproducibility, pumping and dosing. - Flow characteristic of pump heads in combination with various tubing Ø is pre-programmed for accurate flow rate numbers. - Digital read-out of speed, tubing diameter, flow rate in ml / min, dosing volume, interval dosing and pause in s. - Change of all process parameters via buttons. - Speed is held constant even under changing loads. - Accuracy rate of ± 0.5 %. - Individual calibration of flow volume and flow rate. - Can be connected to an optional foot pedal remote control via cable to start and stop the pump drive outside a closed fume hood increasing personal safety. - At the press of a button the pump operates clockwise or counter-clockwise. - A press of the max. button accelerates the filling and draining of tubing. - Control of speed in a clockwise or counterclockwise direction and On / Off via analog interface for 0 to 10 V, 4 to 20 mA or via RS232 interface. Hei-FLOW Precision 01: - Flow rates of 0.36 to 813 ml / min with single-channel pump heads. - Speed range from 5 to 120 min-1. - Suitable for multi-channel operation. - Multi-channels flow rates from 0.005 to 329 ml / min. - Hei-FLOW Precision 01 Multi incl. adapter for multi-channel pump heads. Hei-FLOW Precision 06: - Flow rates of 1.0 to 4056 ml / min with single-channel pump heads. - Speed range from 24 to 600 min-1. - Not suitable for multi-channel operation. Hei-FLOW Platinum package: Incl. pump drive Hei-FLOW Precision 01, pump head SP quick 1.6, 1 m each Tygon (standard) and silicone tubing (inner Ø 0.8 mm). Reproducibility, pumping and dosing. - Flow characteristic of pump heads in combination with various tubing Ø is pre-programmed for accurate flow rate numbers. - Digital read-out of speed, tubing diameter, flow rate in ml / min, dosing volume, interval dosing and pause in s. - Change of all process parameters via buttons. - Speed is held constant even under changing loads. - Accuracy rate of ± 0.5 %. - Individual calibration of flow volume and flow rate. - Can be connected to an optional foot pedal remote control via cable to start and stop the pump drive outside a closed fume hood increasing personal safety. - At the press of a button the pump operates clockwise or counter-clockwise. - A press of the max. button accelerates the filling and draining of tubing. - Control of speed in a clockwise or counterclockwise direction and On / Off via analog interface for 0 to 10 V, 4 to 20 mA or via RS232 interface. Hei-FLOW Precision 01: - Flow rates of 0.36 to 813 ml / min with single-channel pump heads. - Speed range from 5 to 120 min-1. - Suitable for multi-channel operation. - Multi-channels flow rates from 0.005 to 329 ml / min. - Hei-FLOW Precision 01 Multi incl. adapter for multi-channel pump heads. Hei-FLOW Precision 06: - Flow rates of 1.0 to 4056 ml / min with single-channel pump heads. - Speed range from 24 to 600 min-1. - Not suitable for multi-channel operation. Hei-FLOW Platinum package: Incl. pump drive Hei-FLOW Precision 01, pump head SP quick 1.6, 1 m each Tygon (standard) and silicone tubing (inner Ø 0.8 mm).