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Configuration
S1A53844 01/2011 23
Control by the Modbus network or the terminals, switched via Modbus
The commands come from the terminals if bit 15 of the command word [Command from serial communication]
(FA00) is "OFF" (value 0).
The commands come from the Modbus network if bit 15 of the command word (FA00) is "enabled" (value 1).
The setpoint comes from the terminals if bit 14 of the command word (FA00) is "OFF" (value 0).
The setpoint comes from the Modbus network if bit 14 of the command word (FA00) is "enabled" (value 1).
The LOC/REM key is valid.
Below is the list of parameters that must be configured.
Access to the parameters
Description
Parameters Location
[Command mode sel] (CMOd)
[Frequency mode sel] (FMOd)
[PROGRAMMING MENU] Programming mode
[Com channel choice] (F807) [COMMUNICATION MENU] COM submenu of
[PROGRAMMING MENU] Programming mode.
Parameters Modbus
address
Setting Default
setting
Valid
after
[Command mode sel] (CMOd)
Remote mode start/stop control
3
16#3
0 [Logic inputs]
Control terminal logic inputs
0 Setting
[Frequency mode sel] (FMOd)
Remote mode primary speed reference source
4
16#4
1 [Ref source VIA]
The source of the drive’s
speed reference is VIA.
1 Setting
[Com channel choice] (F807)
Selection of Communication channel: via RJ45 or
Open style connector port
2055
16#807
0 [RJ45] or
1 [Open style]
1 Setting
0
1
2
1
2
3
4
5
4
0
1
LOC
REM
Commands CMOd
Terminals
Modbus commands
Bit 15 of
command word FA00
Serial com. command
priority bit
Operation
panel
Commands
Setpoint
Modbus setpoint
Bit 14 of
command word FA00
Serial com. setpoint
priority bit
Setpoint FMOd
Operation
panel
Operation panel
Modbus
commands
Terminals
Operation panel
Modbus setpoint
UP/DOWN
ON
OFF
ON
OFF
VIB
VIA
REM
LOC
REM
LOC
F807
Communication
RJ45 channel: Modbus
Network channel:
Paremeter F829