Westermo TD-36 User Manual
Page 37
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37
6618-2202
… TD-36 485 2-wire half duplex
In this application the TD-36 485 is set to communicate with a number of units with
RS-485 interface.
The communication is 2 wire half duplex at 38.4 kbit/s, 8 data, parity even and 1 stop bit.
To make switch setting active the power must be cycled OFF -> ON.
Termination
TD-36 485
1
2
T/R+
T/R-
3
4
PSTN
Network
Configure the TD-36 485
AT&F
Set the unit to factory default
AT&W
Store default settings
S2:3 ON
RS-422/485 enable RS-232 disable
S2:4 OFF
Select 2-wire RS-485
S1:4 ON
38.4 kbit/s
S1:7 ON
8 data bits even parity 1 stop bit
S3:8 ON
Termination / Failsafe active
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