5-2 Setting Parameters for Communication
Run/Stop and Frequency Selection
The run/stop command and frequency reference command can be accessed through serial
communication, the digital operator, or the external terminals. The origin of the run/stop command
does not have to be the same as the origin for the frequency reference command. Parameter n002
allows you to set up the origin of the run/stop and frequency reference. Parameter n002 is Modbus
register number 102h. The chart shown below illustrates the possible run/stop and frequency
reference selections.
Setting Value of
n002 (in hex)
Run/Stop Command Frequency Reference Command
0 Digital Operator Digital Operator
1 External Terminals Digital Operator
2 Digital Operator External Terminals
3 External Terminals External Terminals
4 Digital Operator Serial Communication
5 External Terminals Serial Communication
6 Serial Communication Serial Communication
7 Serial Communication Digital Operator
8 Serial Communication External Terminals
9-F unused unused
The default setting of parameter n002 is ‘3’.
To Next Page
Loading...
