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Installation and Operating Instructions TRS 33xx
3 = only for inhouse use of the manufactorer / do not connect anything!
4 = RS 232 interface (male) for modem or serial interface (COMx) connection.
The RS 232-host interface (modem or COMx - connection) and the RS 485-host interface (8)
can not be operated at the same time.
Assignment (PIN)
Designation
1
DCD
2
RXD
3
TXD
4
DTR
5
0 V
6
DSR
7
RTS
8
CTS
9
RI
5 = Ethernet interface
RJ45 CAT 5 (female), 10/100 Mbit
6 = Plug SK4 for plug-in connector of foil keypad (10 pole)
The foil keypad has a 10 pole and a 3 pole (see 16) contact tounge.
The 10 pole contact tounge is to be put in the plug SK4 and barred. In ex-works condition this connection does
already exist.
7 = DIP-Switches
With the 4 DIP-Switches, the terminating resistors of the RS 485 host interface (see 8) can be placed. Note: All
4 switches must be always in the same position.
Switch position
Meaning
all 4 ON
Terminating resistors active
all 4 OFF
Terminating resistors not active
The terminating resistors must be placed in each
first
and in each
last
device of a line. The device does not
mandatorily need to be a TRS 33xx (see examples on previous page).
Содержание TRS-3300
Страница 15: ...Installation and Operating Instructions TRS 33xx 15 4 Operating and Indication Elements ...
Страница 21: ...Installation and Operating Instructions TRS 33xx 21 a Overview of the parameters required per protocol type ...
Страница 58: ...58 Installation and Operating Instructions TRS 33xx Dimensions in mm ...
Страница 59: ...Installation and Operating Instructions TRS 33xx 59 ...