Click Communication Program - (For Click Plcs) - AutomationDirect DURAPULSE Series User Manual

Chapter 5: DURA
CLICK Communication Program – (for CLICK PLCs)
This program is for illustrational purposes only, and is not intended for a true application.
This rung counts the number of times the PLC attempts to communicate with the drives.
_Port_3_Ready_Flag
bSC102
1
bCT1
This rung counts the number of comm attempts that failed.
_Port_3_Error_Flag
bSC103
2
bCT2
Read Drive #1 Error
bC202
Read Drive #2 Error
bC205
This rung acts as an alternator, allowing the following logic to alternate between Drive #1 and
Drive #2. If there were additional drives, the Setpoint for the counter would simply be increased to
match the number of drives.
_Port_3_Ready_Flag
bSC102
3
(Coordinates the Receive boxes,
so they toggle back and forth.)
Comm Interlock Counter
bCT3
(Continued next page)
5–24 DURA
PULSE
PULSE MODBUS Communications
Counter
SetPoint
Up
Current
Reset
Reset
Counter
SetPoint
Up
Current
Reset
AC Drive User Manual
CT1
i9999
ICTD1
Counter
SetPoint i9999
Up
Current ICTD2
CT3
i2
ICTD3
bCT1
Complete
CT2
bCT2
Complete
(Coordinates the
Receive boxes, so they
toggle back and forth.)
Comm Interlock
Counter
bCT3
Complete
1st Ed. Rev. D 05/2013