Omega DP41-B - Figure 5-7 RS-232 RS-485 Option Board; Table 5-2 RS-232 RS-485 Jumper Selection Table

19
Figure 5-10. Analog Output Option Board
Figure 5-7. RS-232/RS-485 Option Board
JUMPER RS232 RS485 HALF DUPLEX RS485 FULL DUPLEX
S1-A CLOSE OPEN OPEN
S1-B OPEN CLOSE OPEN
S2-A OPEN CLOSE CLOSE
S3-A OPEN **
(CLOSE FOR TERMINAL
RESISTOR)
S3-B OPEN CLOSE OPEN
S3-C OPEN **
(CLOSE FOR TERMINAL
RESISTOR)
S3-D OPEN CLOSE OPEN
S3-E * OPEN OPEN
(CLOSE FOR RTS TRUE)
S4
(CLOSE FOR OPEN **
CONTINUOUS MODE)
* = optional, select as required.
Table 5-2. RS-232/RS-485 Jumper Selections
ABCDE
S1
S1
A
B
S3
P11
S3
11
1
1A
J4
1
6
S2
S2
A
S4
S4
A
Setup
5
Refer to your Serial
Communications
Option Manual for
more details.