Microsens RS-232 - Manual (Page 6)

5
2-2 . DIP-Switch Settings
Fig. 5
•
SW1-1,2
SW1 (Copper Mode Select)
Mode 1 2 Description
RS232 ∗ OFF OFF RS232 mode
RS422-4W OFF ON
RS422 4-wire mode
(full duplex)
RS485-4W ON OFF
RS485 4-wire mode
(full duplex)
RS485-2W ON ON
RS485 2-wire mode
(half duplex)
∗: Default
•
SW2 (RS-422/RS-485 TERMINATION)
SW2 (Termination select)
1 2 Description
OFF OFF Termination disable *
OFF ON
Insert 120 Ω terminator on
RS-485 TX/RX wires
ON OFF
Insert 100 Ω terminator on
RS-422 TX/RX wires
ON ON Do not use
∗: Default
NOTE: SW2-1 and SW2-2 do not set to ON at the same time.