Rockwell Automation 22A PowerFlex 4 User Manual FRN 6.xx - Manual (Page 60)

3-24 Programming and Parameters
Advanced Program Group (continued)
A105 [Comm Loss Action] Related Parameter(s): d015 , P037 , A106
Selects the drive’s response to a loss of the communication connection or excessive communication
errors.
Options 0 “Fault” (Default) Drive will fault on an F81 Comm Loss and coast to stop.
1 “Coast to Stop” Stops drive via coast to stop.
2 “Stop” Stops drive via P037 [Stop Mode] setting.
3 “Continu Last” Drive continues operating at communication commanded
speed saved in RAM.
A106 [Comm Loss Time]
Related Parameter(s): d015 , A105
Sets the time that the drive will remain in communication loss before implementing the option selected
in
A105 [Comm Loss Action].
Values Default 5.0 Secs
Min/Max: 0.1/60.0 Secs
Display: 0.1 Secs
A107 [Comm Format]
Selects the protocol (RTU only), data bits (8 data bits only), parity (None, Even, Odd), and stop bits (1
stop bit only) used by the RS485 port on the drive.
Refer to
Appendix C for details on using the drive communication features.
Important: Power to drive must be cycled before any changes will affect drive operation.
Options 0 “RTU 8-N-1” (Default)
1 “RTU 8-E-1”
2 “RTU 8-O-1”
3 “RTU 8-N-2”
4 “RTU 8-E-2”
5 “RTU 8-O-2”