Interface Specifications; Rs232C Serial Port; Usb Device Port; Ethernet 10/100Base-Tx Port - Mettler Toledo APR320 Manual De Usuario

8 Interface Specifications

8.1 RS232C Serial Port

Female DB 9 Connector
Pin No.
1
2
3
4
5
6
7
8
9
Note: The total current to the serial port may not exceed 500 mA.

8.2 USB Device Port

USB Connector type B
Pin No.
1
2
3
4

8.3 Ethernet 10/100base-TX Port

Ethernet 10/100base-TX RJ45 port
RJ45 Connector
Pin No.
1
2
3
4
5
6
7
8
32 Interface Specifications​ ​
Function
Floating
TxD
RxD
Connect to Pin7
GND
CTS
RTS Connect to Pin4
Floating
Output +5V, Max. 500mA
Function
VBUS
D-
D+
GND
Signal
TX+
TX-
RX+
-
-
RX-
-
-
Figure
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