5–45
DL MRX/MWX Communication Program (continued)
(Continued next page)
15
Drive #1
Run CMD
Write Enable
C12
MWX
CPU/DCM Slot:
Port Number:
Slave Address:
Function Code:
Start Slave Memory Address:
Start Master Memory Address:
Number of Elements:
Modbus Data type:
Exception Response Buffer:
CPU
K2
K1
06 - Preset Single Register
K42332
V3001
n/a
584/984 Mode
V5014
Port Busy
SP116
()
SET
Drive #1
Run CMD
Writes Finished
C14
14
()
SET
Drive #1
Run CMD
Write Enable
C12
Drive #1
Speed Ref
Write Enable
C10
Drive #1
Run CMD
Write Enable
C12
Drive #1
Run CMD
New
V3001
=
Drive #1
Run CMD
Retain
V3011
16
Drive #1
Run CMD
Write Enable
C12
()
RST
Drive #1
Run CMD
Write Finished
C14
Drive #1
Run CMD
Write Finished
C14
Drive #1
Run CMD New
V3001
LD
Drive #1
Run CMD Retain
V3011
OUT
()
RST
Drive #1
Run CMD
Write Enable
C12
Rungs 14 & 15 write to the Run Command word if it changes.
This rung writes the new value for the Run Command word to its comparison location
so the code can again start watching for changes.
Chapter 5: DURAPULSE MODBUS Communications
DURAPULSE AC Drive User Manual
1st Ed. Rev. D 05/2013
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