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3
nVent RAYCHEM RS485 interface
3.2
Configuration
The following table shows the possible Modbus interface settings to be carried
out in the configuration level (ConF
For more detailed information about configuration, please refer to the Operating and
Installation manual INSTALL-148.
Baud rate
Data format
Device
address
Minimum
response
time
W hen the communication takes place via the setup interface, the RS485 interface is
inactive.
18 | nVent.com
IntF) and/or in the setup program
➔
Value/
Symbol
Selection
bdrt
dFt
0...1...255 Address in data network
Adr
(Setup)
0...500ms Minimum time period that elapses between
Factory settings are shown bold.
Description
0
9600 bps
1
19200 bps
2
38400 bps
0
8 data bits, 1 stop bit, no parity
1
8 data bits, 1 stop bit, odd parity
2
8 data bits, 1 stop bit, even parity
3
8 data bits, 2 stop bits, no parity
Addresses 0 and 255 are reserved for specific
purposes and should not be used here.
the request of a device in the data network
and the response of the controller (can only
be adjusted via the setup program).
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