Westermo TF-300 - Manual (Page 6)

6 6606-2201
TD-300 Switch settings.
A 6 pole DIP switch provides the settings for the RS-485/422 interface. Via the 9 pole
DIP switch it’s possible to select different communication parameters for the DTE
connection and to configure the unit for different running modes.
2 or 4 wire
RS-422/485
S3 2-wire
S3 4-wire
Number of stop bits
(DTE connection)
S4 2
ON
1 2 3 4 5 6 7 8 9
S4 1
ON
1 2 3 4 5 6 7 8 9
Number of data bits
(DTE connection)
S4 7
ON
1 2 3 4 5 6 7 8 9
S4 8
ON
1 2 3 4 5 6 7 8 9
Parity
(DTE connection)
S4 No parity
ON
1 2 3 4 5 6 7 8 9
S4 Odd parity
ON
1 2 3 4 5 6 7 8 9
S4 Even parity
ON
1 2 3 4 5 6 7 8 9
S4 No parity
ON
1 2 3 4 5 6 7 8 9
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
Termination
RS-485/422
S3
Termination
2-wire (RS-485)
S3
Termination
4-wire (RS-422)
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
S3 No termination
ON
1 2 3 4 5 6