STEP-5e User Manual
Page 20
5.3 Power Port Definition
Figure 5-3
PIN NO.
Signal Name
1
+24V
2
GND
3
N.C
SHELL
F.G
Note
：
Strictly prohibit unplug the cable while the printer is power on.
When arranging the line of communication, you have to avoid paralleling with the strong
current.
You have to use the shielded communication line.
5.4 Other Optional Interface
Serial Interface
Serial interface is compatible with RS-232 standard, with 9 pin socket.
Figure 5-4-1a
PIN Out
Signal Name
1
-
2
TXD
3
RXD
4
-
5
GND
6
RTS
7
CTS
8
RTS
9
-
