D-2. Cable Connections; D-3. Electrical Characteristics - Mettler Toledo xpress XTC Bedienungsanleitung

D-2. Cable Connections

The followings are a recommended interface cable connections.
Printer side
(D-sub 25 pin)
FG 1
TXD 2
RXD 3
RTS 4
5
CTS
DSR
6
SG 7
20
DTR
25
INIT
Note: Use shielded wire less than 3m in length.
Printer side
(D-sub 9 pin)
NC 1
RXD 2
TXD
3
DTR
4
SG 5
DSR 6
RTS 7
CTS 8
NC 9
Note: Use shielded wire less than 3m in length.

D-3. Electrical Characteristics

Voltage Data signal
-3V to -15V
+3V to +15V
Control signal
Mark OFF
Space ON
Host side
25 pin
1
2
3
4
5
6
7
8
20
Host side
9 pin
2
3
7
5
8
6
1
4
Binary status
1
0
– 107 –
9 pin
FG
3 TXD
2 RXD
7 RTS
8 CTS
DSR
6
5 SG
1 DCD
4 DTR
25 pin
1 FG
3 RXD
2 TXD
RTS
4
7 SG
5 CTS
6 DSR
8 DCD
DTR
20