SCHOTT Instruments AVS 470 Mode D'emploi page 38

TABLE OF CONTENTS
1 The AVS 470 Viscosity Measuring Unit........................................................................................................ 34
1.1 Functioning of the device .................................................................................................................. 34
1.2 Capillary viscometry .......................................................................................................................... 35
1.3 Measurements principles .................................................................................................................. 35
1.4 Warning and safety information ........................................................................................................ 36
2 Initial operation ............................................................................................................................................. 41
2.1 Unpacking ......................................................................................................................................... 41
2.2 Connecting the devices..................................................................................................................... 41
2.2.1 AVS 470connecting cables: ....................................................................................................... 41
2.2.2 Suitable viscometer types, racks, and measurement stands .................................................... 41
2.3 Connecting the viscometers and other devices ................................................................................ 43
2.3.1 TC viscometers with thermistor sensors.................................................................................... 43
2.3.2 Viscometers using light-barrier sensing..................................................................................... 44
2.3.3 Connection of VZ 7215 absorption traps ................................................................................... 44
2.3.4 Connection of the VZ 8552 overflow guard ............................................................................... 45
2.3.5 Transparent thermostats............................................................................................................ 45
2.3.6 Flow coolers ............................................................................................................................... 46
2.3.7 ViscoPump II module ................................................................................................................. 46
2.3.8 System enhancements .............................................................................................................. 46
2.4 Trouble shooting ............................................................................................................................... 47
2.5 Initialisation and Software upgrade................................................................................................... 47
2.6 Description of the front-panel elements: ........................................................................................... 48
3 Performing measurements using the AVS 470 Viscosity Measuring Unit................................................... 49
3.1 Measurements using a single unit .................................................................................................... 49
3.2 Completing a measurement .............................................................................................................. 49
4 Data transfer ................................................................................................................................................. 50
4.1 RS-232-C Interface ........................................................................................................................... 50
5 Working with the AVS 470 Viscosity Measuring Unit ................................................................................... 51
5.1 Introduction........................................................................................................................................ 51
5.2 Hardware requirements..................................................................................................................... 51
5.3 Operation........................................................................................................................................... 51
5.3.1 Operation using the PS2 keyboard............................................................................................ 51
5.3.2 Operation using the front membrane keyboard ......................................................................... 51
5.4 General information........................................................................................................................... 52
5.4.1 Selection of menu items............................................................................................................. 52
5.4.2 Selection of the operating mode: ............................................................................................... 52
5.4.3 ViscoPump parameters:............................................................................................................. 52
5.5 Notes on programming...................................................................................................................... 53
5.6 Functional description ....................................................................................................................... 53
6 Maintenance and care of the AVS 470 Viscosity Measuring Unit and the viscometers............................... 60
6.1 Maintenance intervals Normal operation: ......................................................................................... 60
6.2 Maintenance work to be carried out.................................................................................................. 60
6.3 Maintenance and care of the VZ 7215 absorbent bottle................................................................... 60
6.4 Periods without operation.................................................................................................................. 61
6.5 Reproducibility of results ................................................................................................................... 61
6.6 Viscometers within quality assurance systems................................................................................. 61
7 Storage and transportation ........................................................................................................................... 63
8 Recycling and disposal ................................................................................................................................. 63
9 Viscometer Reference list............................................................................................................................. 64
10 Index : ......................................................................................................................................................... 65
Important information: Please read the present operating instructions carefully before putting the AVS 470
Viscosity Measuring Unit into operation. For safety reasons the unit must not be used for any purposes other
than those described in the present operating instructions. This product is subject to a permanent adaptation
to the latest state of the art. This implies that the present operating instructions may not fully describe the
properties of this device despite the fact that utmost care was applied. In any cases of doubt, please contact
the Technical Application department of our company.
Please note also the operating instructions of the devices to be connected.
Table of contents
Schott Instruments
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