Proface GP4100 - 3.4 Compact HMIs" User Manual
Page 37
Advertising
GP-4100 Series Hardware Manual
3-8
RS-485 (isolation) type (GP4107)
<GP unit side>
D-Sub 9-pin socket type connector
Interfit Bracket
#4-40 inch screws are used.
Pin Connection
RS-485 (isolation) type
PIN #
Signal Name
Direction
Meaning
1
NC
–
–
2
NC
–
–
3
LINE(+)
Input/
Output
LINE(+)
4
RS(RTS)
Output
Request to Send
5
SG
*1
*1
The SG and FG terminals are isolated.
–
Signal Ground
6
5V
*2 *3
*2
When providing power of terminating resistor via the Siemens Co.'s PROFIBUS,
power cannot be connected to the Device/PLC.
*3
The 5V output for Pin # 6 is not protected against overcurrent.
–
5V External Output
7
NC
–
–
8
LINE(-)
Input/
Output
LINE(-)
9
NC
–
–
Shell
FG
*1
–
Frame Ground
(Common with SG)
6
9
1
5
(GP unit side)
Advertising