2.1.13. Keypad
The analyzer has a 29-button foil keypad including numerical keypad (0-
moving, OK and Del buttons, and 6-6 function buttons, above and under the LCD display as
it is shown in the picture below:
2.1.14. External Power Supply
The analyzer works with an external power supply. The next figure shows the power supply
unit generating 12VDC.
The power supply modules have an auto range input, which makes possible to use them
with 230V or 115V mains outlet and it has the CE and UL safety certification. The input
socket of the power supply is a standard 3-terminal plug, with power cable connection; the
output is a special, lockable socket as it is shown in the picture.
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