Communications parameters -5, Communications parameters – Rockwell Automation 900 Temperature Controller Communications Functions - Series B User Manual
Page 13

Publication 900-UM004D-EN-E - July 2010
About Communications Methods
1-5
Communications
parameters
The 900-TCx's communications specifications are set/configured in the
Communications Setting function group. These parameters are set on the
900-TCx's front panel.
The table below shows the communications parameters and their ranges.
Note: Highlighted values indicate default settings.
The communications data length for Modbus must be 8 bits.
Table 1.2 Communication Parameters and Ranges
Parameter
Displayed
Characters
Setting Range
Set Value
(
Blue highlighted
characters indicate
defaults)
Communication protocol
psel
cwf
/mod
Communications unit
number
u-no
0…99
0,
1
…99
Baud rate
bps
1.2 / 2.4 / 4.8 /
9.6 /19.2 / 38.4
/ 57.6 (kbps)
1 .2 / 2.4 / 4.8 /
9.6
/19.2/38.4/57.6 (kbps)
Communications data
length
len
7/8(bit)
7
/8 (bit)
Communications stop bit
sbit
1/2
1/
2
Communications parity
prty
None/even/odd
none/
even
/odd
Send data wait time
sdwt
0…99
0…99 ms, default time:
20
ms
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