Leuze electronic GmbH + Co. KG
In der Braike 1 D-73277 Owen Tel. +49 (0) 7021 573-0
[email protected] • www.leuze.com
Connecting the IT 3820 to the serial PC interface
With TTL-RS232 cable/PIN9 IT 4xxx Part No. 501 04586
required parts:
1x
501 06 242
IT 3820 SR 0C0BE
1x
501 03 990
Base station ST 2020
1x
501 04 586
Cable TTL-RS232/PIN9
1x
501 03 989
Power supply unit ST 2020
Procedure:
1.
Switch off the PC.
2.
Connect the interface cable to a free COM port
(RS 232) on the computer (3) and to the base station
(2).
3.
Plug one end of the power supply unit cable into the
base station (4) and the other end into a free power
socket (5).
4.
Switch the PC back on.
5.
Scan the adjacent barcode.
The IT 3820 is set to the following transmission parameters:
RS 232 transmission with 115,200 baud, 8 data bits, 1 stop bit, no parity, terminators <CR><LF>.
6.
Return the IT 3820 to the base station to apply the settings. This procedure is concluded with optical confirmation signals
(green LED on the ST 2020).
7.
If necessary, adjust the transmission parameters of the used COM port to those of the IT 3820.
Attention!
We recommend connecting the IT 3820 directly to a PC or to the MA 21 or MA 41… connector units. If connecting to
other components, please note that a voltage level range of -14 … +14V is maintained on the data lines!
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