OPTICAL SYSTEMS DESIGN
DOC ID: 10104512
OSD860 OPERATOR MANUAL
PAGE 9
2.4
DATA CONNECTIONS
The OSD860 basic option provides four full duplex data channels capable of accepting RS232 on two
channels, TTL or RS422 on the other two channels, with RS485 available on one channel with a fixed
100us turnaround time. Data is connected to the OSD860 via the DB15 female connector located on the
rear panel.
FIGURE 4: BASIC DATA CONNECTIONS
2.4.1
BASIC OPTION CONNECTOR
TABLE 5: BASIC OPTION DB15 FEMALE CONNECTOR AND PIN ASSIGNMENTS
PIN
DATA CONNECTION
PIN
DATA CONNECTION
1
RS422 INPUT 1 + / RS485 INPUT +
(4W)
15
RS232 INPUT 1
9
RS422 INPUT 1 - / RS485 INPUT -
(4W)
8
RS232 INPUT 2
2
RS422 INPUT 2 +
6
RS232 OUTPUT 1
10
RS422 INPUT 2 -
14
RS232 OUTPUT 2
11
RS422 OUTPUT 1- /RS485 OUTPUT
-(4W)/ RS485 IN/OUT - (2W)
3
NC
4
RS422 OUTPUT 1+ /RS485 OUTPUT
+(4W)/RS485 IN/OUT +(2W)
13
GROUND
12
RS422 OUTPUT 2 +
7
GROUND
5
RS422 OUTPUT 2 -
-
-
RS485 is available on one channel only.
FIGURE 5: DB15F DATA CONNECTOR
1
8
9
15
Data Cable
Summary of Contents for OSD860 SERIES
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