Note:  For your own safety, read the instructions and follow the warnings and safety information on the device and in the instructions. Keep the instructions for future reference. Note:  In case you require this instruction in another language, please submit your request including the corresponding document number via e-mail or fax to KNAUER. Support: Do you have questions about the installation or the operation of your instrument or software? International Support: Contact your local KNAUER partner for support: www.knauer.net/en/Support/Distributors-worldwide Support in Germany (Austria & Switzerland...

Table of contents 1.  Product information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1  Device overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.2 Intended use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.3 Views . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.3.1  Front...

5.7.5  Controlling several systems separately in the LAN . . . . . . . . . . . . . . . . . . . . 15 5.7.6  Firmware Wizard: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 5.7.6.1  Firmware Wizard: Assign static IP address . . . . . . . . . . . . . . . . . . . . . . . 15 5.7.6.2  Firmware Wizard: Assign dynamic IP address . . . . . . . . . . . . . . . . . . . . 16 5.7.6.3 APIPA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 6.  Initial startup . . . . . . . . . . . . . . . ....

10.  Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 10.1 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 10.2 Communication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 10.3 Technical parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 10.4 Dimensions . . . . . . . . . . ....

1.  Product information 1.1  Device overview The HPLC pumps P 4.1S/ P 2.1S with pump heads can be used as feed pumps or dosing pumps in analytical or preparative applications. Pumps transport solvents or dissolved samples through the HPLC system. Note:  Only use the device for applications that fall within the range of the intended use. Otherwise, the protective and safety equipment of the device could fail. Operating ranges The device can be used in the following areas: Biochemical analyses Food analysis Pharmaceutical analysis Environmental analysis Chemical analysis Dosing applications 1.3.1 ...

Analytical pump head with a flow rate range from 0.001 – 9.999 ml/min and a pressure of up to 400 bar Analytical pump head with a flow rate range from 0.01 – 50 ml/min and a pressure of up to 150 bar Dual-piston technology for constant flow rates Setting a limit for minimum and maximum pressure to protect the HPLC columns and to avoid a dry run of the pump (only P 4.1S) Emergency stop, independent from control with chromatography software The pump can be controlled with the keypad in standalone mode or with the chromatography software. The pump heads can be easily removed and replaced via four...

Legend 1 rate Flow 2 Material Fig. 4 Pump head with inlays 2.  Scope of delivery Note:  Only use spare parts and accessories made by KNAUER or a company authorized by KNAUER. 24 V power adapter with power cable Instructions (German/English) AZURA accessories kit P 2.1S/P 4.1S accessories kit Declaration of conformity 3.  Basic safety instructions 3.1  Target group The document is intended for people who have completed at least a training as a chemical laboratory assistant or a comparable training path. The following knowledge is required: Fundamental knowledge of liquid chromatography Knowledge...

Basic safety instructions Safety equipment When working with the device, take measures according to lab regulations and wear protective clothing: Safety glasses with side protection Protective gloves Lab coat What does the user have to consider? All safety instructions. The environmental, installation and connection specifications When working with solvents, make sure the room is well-ventilated. National and international regulations pertaining to laboratory work Original spare parts, tools, and eluents made or recommended by KNAUER Good Laboratory Practice (GLP) Accident prevention regulations...

Basic safety instructions Where is use of the device prohibited? Never use the system in potentially explosive atmospheres without appropriate protective equipment. For more information, contact KNAUER Technical Customer Support. Taking the device safely out of operation The device can be taken out of operation completely at any time by turning off the power switch of the power supply or disconnecting the supply connection. Only have the device opened by a KNAUER Technical Customer Service representative or a KNAUER authorized company. Possible dangers that can arise from a device are classified...

4.  Symbols and signs The following table explains symbols and labels which are used on the device or in the instruction: Symbol Meaning The device complies with the product-specific requirements of the European Union. The device complies with the product-specific requirements of the United Kingdom. High-voltage hazard Electrostatic-discharge hazard Testing seals in Canada and the USA at nationally recognized testing centers (NRTL). The certified device or system has successfully passed the quality and security tests. Notes provide useful tips and valuable information. AZURA® Pump P 2.1S/P 4.1S...