Table of Contents
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Contents
1
Introduction.................................................................................... 2
2
Safety measures............................................................................. 2
3
Description of the instrument .......................................................... 3
3.1
SBS 2500....................................................................................... 3
3.2
Display........................................................................................... 3
3.3
Keys............................................................................................... 4
4
Tutorial .......................................................................................... 5
4.1
Inserting batteries............................................................................. 5
4.2
Test measurement............................................................................ 6
4.3
Adjustment...................................................................................... 6
4.4
Cleaning ......................................................................................... 7
4.5
Switching off and on ........................................................................ 7
5
Measurement (meas) ..................................................................... 7
5.1
Procedure for proper measurement .................................................... 7
5.2
Filling the measuring cell using the built-in sample pump..................... 8
5.3
Filling the measuring cell using an external syringe ............................. 8
5.4
Measuring....................................................................................... 9
5.5
Saving the results ............................................................................ 9
5.6
Displaying and marking saved results................................................ 9
5.7
Printing and transferring results ....................................................... 10
5.8
Deleting results.............................................................................. 11
6
Adjustment (cal)........................................................................... 11
6.1
Adjusting the measuring cell with water ............................................ 11
6.2
Adjusting the measuring cell with a density standard ........................ 12
6.3
Adjusting the measuring cell with air ................................................ 12
7
Error messages and malfunctions .................................................. 13
8
Cleaning and maintenance............................................................ 14
8.1
Cleaning the measuring cell ............................................................ 14
8.2
Cleaning the housing ..................................................................... 14
8.3
Replacing the sample tube.............................................................. 14
8.4
Replacing the sample pump............................................................ 15
9
Standard and optional equipment .................................................. 15
9.1
Standard equipment ....................................................................... 15
9.2
Optional equipment........................................................................ 15
10
Technical data .............................................................................. 16
11
Appendix...................................................................................... 17
11.1 Density of pure water (0...40 °C).................................................... 17
SBS 2500
Contents
1
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Table of Contents
Related Manuals for Test Equipment Depot SBS 2500
Summary of Contents for Test Equipment Depot SBS 2500
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Page 1: Table Of Contents
Contents Contents Introduction..................2 Safety measures................2 Description of the instrument ............3 SBS 2500..................3 Display................... 3 Keys....................4 Tutorial ..................5 Inserting batteries................5 Test measurement................6 Adjustment..................6 Cleaning ..................7 Switching off and on ................ 7 Measurement (meas) .............. -
Page 2: Introduction
Introduction / Safety measures Introduction The SBS 2500 is a portable measuring instrument suited for determining the specific gravity of liquids. The instrument uses the oscillating body method. To fill the measuring cell the built-in sample pump or a syringe may be used. -
Page 3: Description Of The Instrument
Description of the instrument Description of the instrument SBS 2500 Illustration, see rear fold-out page Backlit Display Keypad Drain button Sample pump Cover of sample pump Connector for syringe adapter Fixing screw for sample tube Sample tube Measuring cell Infrared interface... -
Page 4: Keys
• Confirm input • Confirm data delete • Confirm data transfer • While pressing and holding key 5: enter the menu Only the arrow symbols are used to represent keys 1 – 4 in the following operating instructions SBS 2500... -
Page 5: Tutorial
Tutorial Tutorial Inserting batteries - Open the battery compartment cover on the back of the SBS 2500. - Remove battery compartment. - Insert batteries into the battery compartment, observing correct polarity. - Insert battery compartment, ensuring that the contacts of the battery compartment face the instrument. -
Page 6: Test Measurement
The instrument adjusts automatically (duration: approx. 1 minute). After adjustment is completed, the measured deviation from the theoretical value and Execute? ) appears. - Press the È or Í key. Execute? ( ) appears. - Press the ok/meas. key to confirm. The adjustment is confirmed. SBS 2500... -
Page 7: Cleaning
The unit display flashes when the difference in temperature between the sample and the ambient air is greater than ±5 °C. For samples of high viscosity (> 2000 mPa • - Use an external syringe to fill the measuring cell. SBS 2500... -
Page 8: Filling The Measuring Cell Using The Built-In Sample Pump
- Hold the sample tube over a waste container. - Slowly inject the sample into the measuring cell. - Ensure that there are no air bubbles in the measuring cell. - Do not remove the syringe while measuring. SBS 2500... -
Page 9: Measuring
- Select the desired sample number using the È and Í keys. - Press the ok/meas. key. The selected sample number is marked with an asterisk. Note The marking is removed if the sample has already been marked. SBS 2500... -
Page 10: Printing And Transferring Results
) by pressing the ok/meas. - Confirm Execute ( Memory All Clear button. Deleting transferred results - Press the È or Í key. Execute? ( ) appears. - Press the ok/meas. key to confirm. All results are deleted. SBS 2500... -
Page 11: Deleting Results
Measurement (meas) / Adjustment (cal) Deleting results It is not possible to delete indiidual results with the SBS 2500. Deleting all results - Ptess and hold the Á key until Execute? ( Memory All Clear appears in the display. - Press the È or Í key. -
Page 12: Adjusting The Measuring Cell With A Density Standard
- Clean the cell and readjust if necessary. Adjusting the measuring cell with air The SBS 2500 measures with the specified accuracy if the measuring cell is cor- rectly adjusted with the accompanying density standard or distilled water. Additional adjustment with air is generally not necessary, but is recommended when: •... -
Page 13: Error Messages And Malfunctions
- Call SBS Service E-03 Sample temperature not - Call SBS Service measured correctly E-04 Error in ambient temperature - Call SBS Service measurement E-05 Full appears instead of a sample number: Data memory full - Delete data from memory SBS 2500... -
Page 14: Cleaning And Maintenance
- For a very dirty measuring cell let the inside of the cell soak with cleaning liquid. - Repeat cleaning if necessary. Cleaning the housing - Never use aggressive liquids or solvents to clean the housing of the SBS 2500 - We recommend that you use the cleaning tissues which come with the instru- ment. -
Page 15: Replacing The Sample Pump
Standard and optional equipment Each part identified by an order number can be ordered from SBS. Standard equipment The instrument is delivered pre-assembled. Order No. SBS 2500 Specific Gravity Meter SBS 2500 with carrying case, includes: AAA-type batteries (LR03, 1.5 V) Operating instructions... -
Page 16: Technical Data
360 g Measuring time per sample 1…10 minutes Data memory 1100 results Interface Infrared for printer and PC Battery operation 1.5 V batteries (LR03); type AAA Battery lifetime approximately 90 hours (with backlighting off) Subject to technical changes. SBS 2500... -
Page 17: Appendix
0.99679 0.99990 0.99652 0.99985 0.99624 0.99978 0.99595 0.99970 0.99565 0.99961 0.99534 0.99950 0.99503 0.99938 0.99471 0.99925 0.99438 0.99910 0.99404 0.99894 0.99369 0.99878 0.99333 0.99860 0.99297 0.99841 0.99260 0.99821 0.99222 [Chemical Handbook Fundamental Version, Rev. 3, Table 5.2 (1984)] SBS 2500...