Description - Functionality LDM 210 - LDM 220
2. Description - Functionality
2.1 Description of the LDM 210
The LDM 210 dosimeter reader is provided with:
An RS232 cable,
A power supply suitable for use in Europe or U.S.
Cable
RS232
Power
supply
Interchangeable
plug
LDM 210
Figure 3 :
LDM 210 Assembly Description
2.1.1 LDM 210 dosimeter reader
The plastic enclosure contains:
Three transparent lenses (2) for LED protection.
A label (1) attached to the enclosure front panel.
An identification label (4) indicating the model and serial number of the readers as
well as the power supply polarity.
The UC (3) reader board. It includes:
An antenna that allows communication with the dosimeter within a nominal range of
20 to 30 cm. The antenna is attached to the printed circuit board,
A power connector JACK (J8),
A female DB-9 connector (J6) for the RS232 serial connection,
A 14 pin male connector (J15) for the analog inputs and outputs,
A 14 pin male connector (J16) for the reader configuration mode,
Three bicolor diodes green and red for "Power", "Access" and "Status" (CR2, CR3
and CR4),
An enclosure with a battery compartment soldered to the PCB for the reader with
the battery option.
128569B 3
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