15
EX
-
45362
English
4. Switch and Jumper Settings
4.1
Switch Settings
4.2
Jumper Settings
JP1:
I12
X12
X5
I5
If you have the jumper S1_PWR
-
S2_PWR set to 5 or 12, you can adjust
the voltage with the jumper JP1. There are 4 different power sources.
(
Attention!
Connector J2 must be connected to the power supply!)
X5
=
5Volt from PC Power Supply
X12
=
12Volt from PC Power Supply
I5
=
5Volt from Mainboard
(Factory Setting)
I12
=
12Volt from Mainboard
(Factory Setting)
RI
=
The pin 9 is connected with RI (Ring Indicator) signal.
(Factory Setting)
5
=
At pin 9 is now a voltage of +5V DC.
12
= At pin 9 is now a voltage of +12V DC.
There are 2 jumper on the board, so you can make the settings individu-
ally for all serial ports. The voltage adjustment can be made with the
jumper JP1. But this should not be adjusted for standard applications.
S1_PWR
-
S2_PWR:
RI 5 12
RS
-
485 2
-
wire mode
RS
-
422 and RS
-
485 4
-
wire mode
Termination for RS
-
422, RS
-
485 2
-
wire and RS
-
485 4
-
wire mode:
