Installation __________________________________________________________________________
RF-MCGARDPRO
Hubbell Power Systems, Inc.
–
RFL™
Products
July 1, 2022
©2022 Hubbell Incorporated
3-31
RS-232 interface connections
The RS-232 Async Module uses a DB-9 Female Connector; the pin-outs are shown below.
1
DB-9
Female
RS-232
2
3
4
5
6
7
8
9
CD (Carrier Detect)
RX Data
TX Data
DTR (Data Terminal Ready)
Signal Ground
DSR (Data Set Ready)
RTS (Request to Send)
CTS (Clear to Send)
Not Used
Figure 3-25. Pin-Outs, RS-232
Interface Signals Functional: CCITT Recommendation V.24
Interface Signals Electrical: CCITT Recommendation V.28