Hardware reference guide

CPU Modules
35013379 11/2011 187
The following table shows the RTU comm port parameters. The comm parameters
are set and cannot be changed.
The following table shows the valid comm port parameters.
Key Switch
The following figure shows the key switch.
NOTE: The key switch positions shown next to the switch (above, left) are for
reference only and are marked on the module as indicated on the right.
RTU Comm Port Parameters
Baud 9,600
Parity Even
Data Bits 8
Stop Bits 1
Device Address Rear panel rotary switch setting
Valid Comm Port Parameters
Baud 19,200 1,200
9,600 600
7,200 300
4,800 150
3,600 134.5
2,400 110
2,000 75
1,800 50
Parity Enable/Disable
Odd/Even
Data Bits 7 / 8
Stop Bits 1 / 2
Device Address 1 ... 247