5–25
CLICK Communication Program (continued)
(Continued next page)
This rung checks to see if it is time to communicate to Drive #1, and also if there are no current
Write requests to that drive. If not, it reads data from Drive #1.
_Port_3_Ready_Flag
bSC102
Status from Drive #1
iDS1
Drive #1 Speed Ref Write-Enable
bC10
Drive #1 Direction,
Fault, Reset,
Write-Enable
bC11
Drive #1 CMD
Write-Enable
bC12
ICTD3 i0
Receiving
Success
Error
ErrC...
Receive (Port3)
Slave ID
Modbus Function Code
Slave Addr
NO. of Master Addresses
Word Swap
MODBUS
1
03
408449
12
OFF
Master
bC200
bC201
bC202
iDS100
This rung checks to see if it is time to communicate to Drive #2, and also if there are no current
Write requests to that drive. If not, it reads data from Drive #2.
_Port_3_Ready_Flag
bSC102
Status from Drive #2
iDS20
Drive #2 Speed Ref Write Enable
bC30
Drive #2 Direction,
Fault, Reset,
Write-Enable
bC31
Drive #2 Run CMD
Write-Enable
bC32
ICTD3 i1
Receiving
Success
Error
ErrC...
Receive (Port3)
Slave ID
Modbus Function Code
Slave Addr
NO. of Master Addresses
Word Swap
MODBUS
2
03
408449
12
OFF
Master
bC203
bC204
bC205
iDS103
Read Drive #1
Success
Read Drive #1
Error
Read Drive #2
Success
Read Drive #2
Error
4
5
Chapter 5: DURAPULSE MODBUS Communications
DURAPULSE AC Drive User Manual
1st Ed. Rev. D 05/2013
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