2. FUNCTIONAL DESCRIPTION
2.1. Main electronic parts of the analyzer
Abacus+ contains the following electronic parts:
1. Counting chambers with electrodes and measuring apertures
2. HGB Measuring Head
3. Cell Counter Amplifier Board (behind the chambers)
4. CPU Board with DIMM-PC and measurement processing unit (COMB Board)
5. Pneumatic and Power Board (PPB) with motor controllers, valve & pneumatic
controller, pump driver and power supply for internal printer (+8V) and digital circuitry
(+5V)
6. Safe configuration E
2
PROM board connecting CPU board and PPB
7. Motors with common opto-board of needle moving motors (H/V)
8. Main dilutor block with opto-board for diluent, lyse
9. Micro-dilutor block with opto-board for sampling
10. Valve boards (set of 5 and max. 7)
11. Peristaltic Pump
12. Pressure Sensor
13. Digital Reagent Sensor Board
14. Graphic LCD Display Module with High Voltage Board
15. LCD and Keyboard controller and Keyboard Panel
16. Internal Printer
Abacus+ Electronic Functional Block Diagram
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