4 APPENDIX
Reflex HC Series
76
4.2
Specifications for the RS-232C/AUX Connector
Pin
number
Name
Function
Remarks
1
FG
Frame ground
2
TXD
Data output
3
RXD
Data input
4
RTS
Internal connection with
CTS
5
CTS
Internal connection with
RTS
6
DSR
Handshake (receiving)
7
SG
Signal grounding
8
NC
Blank
9
NC
Blank
10
NC
Blank
11
NC
Blank
12
NC
Blank
13
NC
Blank
14
NC
Blank
15
NC
Blank
16
NC
Blank
17
NC
Blank
18
NC
Blank
19
NC
Blank
20
DTR
Handshake
(receiving)
•
21
NC
Blank
22
NC
Blank
23
NC
Blank
24
NC
Blank
25
NC
Blank
Note:
NC= No connection within the balance.