Pin
Signal
Name
Function
Direction
2
USB_D-
USB data line
In or out
3
GND
Signal ground
-
4
RxD
RS232, receive data
In
5
TxD
RS232, transmit data
Out
6
ID
Identification pin
In or out
7
PWR
Power input, 10.5 V-28 V
In
8
GPIO
RS232, general-purpose signal
In or out
C.4
GS15
0012261_001
261 001
a
b
c
d
a
QN-connector
b
Port 2
c
Port 1 (USB and serial)
d
Port 3
1
7
6
8
5
4
3
2
PIN_001
Pin
Signal
Name
Function
Direction
1
USB_D+
USB data line
In or out
2
USB_D-
USB data line
In or out
3
GND
Signal ground
-
4
RxD
RS232, receive data
In
5
TxD
RS232, transmit data
Out
6
ID
Identification pin
In or out
7
PWR
Power input, 10.5 V-28 V
In
8
TRM_ON/
USB_ID
RS232, general-purpose signal
In or out
Ports at the instru-
ment underside
Pin assignments for
port P1
1000
Pin Assignments
