Adam Equipment ACBplus Series, Руководство по обслуживанию

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@Adam Equipment Company 2005 14
8.0 ACB
plus
plus plus
plus
DESCRIPTION
The ACB plus scales have an enclosure with all components mounted within it. To
gain access to the components remove the 4 screws securing the cover to the base.
The basic unit consists of:
Base
Load Cell frames
Load Cell
Main PCB assembly
Battery
Display PCB assembly
Keypad
I/O PCB (RS 232, Power IN + OUT)
All models of ACB
plus
are similar except the selection of load cells and the program.
Normally if a problem is found with a circuit board the most cost effective method of
solving the problem is to replace the circuit board.
The main PCB assembly includes:
Sections for load cell input filtering
A/D converter (AUI),
Microprocessor (U2) and support circuits and
Power supply/battery charger circuits (U1, T1 and D1).