Secutech Radio modules ST002033 データシート
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製品コード
ST002033
Security & Electronic Technologies GmbH
Seite 15
SD 1232L, SD 232L on modem:
Supply your 24VDC modem over Pin 7 and 8 (Attention: power consump-
tion<= 500mA). In this case the SD (1)232L can automatically switch the
power of the modem and initialize it accordingly, e.g. if it comes to a crash of
the modem.
tion<= 500mA). In this case the SD (1)232L can automatically switch the
power of the modem and initialize it accordingly, e.g. if it comes to a crash of
the modem.
Adjustment of the parameters of SD (1)232L:
If you only want to connect the SD (1)232L central to the PC, it is not neces-
sary to adjust the parameters, cause the default values are set to PC use.
Do you want to connect the SD (1)232L to a modem, you have to adjust the
parameters.
Connect the device to a PC (as indicated on page 14) and leave open the lid.
Start a terminal program (e.g. HyperTerminal) and set the parameters of the
program to 9600 baud, 8 data bits, 1 stop bit, no parity, hardware handshake
or no handshake. Furthermore, you should enable the local echo to see your
entries.
3
1
2
4
5
6
7
8
9-pin D-Sub
plug
+24VDC, e.g. from SB 125
Minus
Power supply
TxD
RxD
RTS
CTS
Minus
5
4
3
2
1
9
8
7
6
+24VDC power supply for modem
Minus for modem