Hitachi SJ Series User Manual page 277

Chapter 12
Switch PID1 to 4
PID1 control
[db-50]
PID2 control
[db-55]
PID3 control
[db-57]
PID4 control
[db-59]
Connect PID1 and PID2
PID1 control
[db-50]
PID2 control
[db-55]
PID3 control
[db-57]
PID4 control
[db-59]
PID output
switch
[PIO1]/[PIO2]
PID
Output
command
PID output
switch
[PIO1]/[PIO2]
PID
Output
command
12-10-22
• Switching the input terminal function
056[PIO1]/057[PIO2] enables switching and
controlling of PID1 to PID4.
Combination of PIO1/PIO2
PID1 is enabled
PID2 is enabled
PID3 is enabled
PID4 is enabled
• Setting the target value of PID2 to PID1 output
([AJ-07] = 15) enables double-layer control of PID.
(PID3/PID4 cannot be selected.)
• Enable PID2 output command as follows.
Combination of PIO1/PIO2
PID2 is enabled
Inverter Functions
[PIO2] [PIO1]
OFF OFF
OFF ON
ON OFF
ON ON
[PIO2] [PIO1]
OFF ON