AutomationDirect DURAPULSE GS3-2010, User Manual

Page: 174 / 316

Chapter 5:
DURA
PULSE MODBUS Communications
5–24
CLICK Communication Program – (for CLICK PLCs)
(Continued next page)
This rung counts the number of times the PLC attempts to communicate with the drives.
_Port_3_Ready_Flag
b
SC102
Up
Complete
Reset
Counter
CT1
Current I
CTD1
SetPoint i
9999
b
CT1
b
CT1
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
b
SC102
Up
Complete
Reset
Counter
CT3
Current I
CTD3
SetPoint i
2
b
CT3
b
CT3
This rung counts the number of comm attempts that failed.
_Port_3_Error_Flag
b
SC103
Read Drive #1 Error
b
C202
Read Drive #2 Error
b
C205
Up
Complete
Reset
Counter
CT2
Current I
CTD2
SetPoint i
9999
b
CT2
b
CT2
(Coordinates the
Receive boxes, so they
toggle back and forth.)
(Coordinates the Receive boxes,
so they toggle back and forth.)
1
2
3
Comm Interlock
Counter
Comm Interlock Counter
This program is for illustrational purposes only, and is not intended for a true application.
DURA
PULSE AC Drive User Manual 1st Ed. Rev. D 05/2013