Dip-Switch Settings - Exsys EX-6121PoE Anleitung

EX-6121PoE

7. DIP-Switch Settings

There are one 4-pin DIP-switche inside on the EX-6121PoE board. To do this, you need to un-
screw the two screws on the sides of the EX-6121PoE and loosen the top case. In most cases you
do not have to make any changes to the DIP-switche! The DIP-switche are set to "OFF" when
shipped from the factory. Please refer to the following figure on page 13 where the switch is locat-
ed on the board. From the following tables on page 13 you can see the setting of the DIP-switches.
Important!
RS-232: Please make sure that all switch pins MUST be set to "OFF"!
RS-422 & RS-485: The switch pins are defined as follows:
Pin1: Enable the 1K-Pull-Up-Resistor of the RX+
Pin2: Enable the 1K-Pull-Down-Resistor of the RX-
Pin3: Enable the 120 Ohm termination resistor between RX+ and RX-
Switch Pin
1 1K-Pull-Up-Resistor of the RX+
2 1K-Pull-Down-Resistor of the RX-
3
4
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DIP-Switch
for Port 1
Function
120 Ohm Terminator
Without Function
ON
1 2 3 4
Pin Position
OFF (Factory Setting)
ON
OFF (Factory Setting)
ON
OFF (Factory Setting)
ON
OFF (Factory Setting)
ON
25
English
Description
Disabled
Enabled
Disabled
Enabled
Disabled
Enabled
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-