Woodward 2301E, Инструкция по установке и эксплуатации, Страница: 126 / 182

2301E Digital Control Manual 26641
116 Woodward
24 REMOTE SPEED DIVIDE dflt = FALSE (TRUE, FALSE)
Sets a switch so that the Modbus Address Analog Write 4:0002 can be multiplied
on the HMI end for better resolution. If this value is TRUE, send a 9000 for an
engine speed of 900. If this value is FALSE, send a 900 for an engine speed of
900.
25 PORT 2 LINK ERROR (monitor)
Will indicate a TRUE when the slave device fails to answer a data request in a
specified number of time-out seconds.
26 PORT 2 EXCEPTION ERROR (monitor)
Will indicate a TRUE when an exception error such as “illegal command” is
detected.
27 PORT 2 TOTAL EXCEPTION ERRORS (monitor)
Is a count of the total exception errors.
28 ENABLE ANALOG INPUT W/MODBUS dflt = FALSE (TRUE, FALSE)
This variable when set to TRUE will allow an analog input to be used as a
Remote Speed Reference, while using Modbus to control all of the other
functions. When the value is FALSE, Modbus can be used to control the Speed
Reference.
Saving the Tunable Values
When done with the tuning procedure, make sure that they are saved in the
control. This is accomplished by clicking on the “Save” icon.
Failure to do
this might cause the control to reset back to the default numbers.