Opticon
OPR 2001
Specifications Manual
18
8.1.2.
Signal Level
Signal Name
I/O
RS-232C Level (V)
Mark/OFF
Space/ON
TxD
OUT
-5 to -15
+5 to +15
RxD
IN
-3 to -15
+3 to +15
RTS
OUT
-5 to -15
+5 to +15
CTS
IN
-3 to -15
+3 to +15
8.1.3.
Pin Assignment
Signal Pin
Notes
NC
1
Open (not connected)
TXD
2
RXD
3
---
4
Connected to pin 6 with jumper cable.
GND
5
---
6
Connected to pin 4 with jumper cable.
CTS
7
RTS
8
NC
9
Open (not connected)
FG
SHELL
Shield
Connector: D-sub, 9-pin, Female
Power supply: DC jack, EIAJ voltage Class 2