Download Chapter 5 - AutomationDirect

Chapter 5: DURAPULSE MODBUS Communications
DL MRX/MWX Communication Program (continued)
13
This rung writes the new values for Speed Ref, Direction, Ext Fault, and Fault Reset
words to their comparison locations so the code can again start watching for changes.
Drive #1
Drive #1, Speed,
Drive #1
Direction, Fault, Reset Direction, Fault, Reset
Speed Ref
Write Enable
Writes Finished
Write Enable
LD
C11
C13
C10
Drive #1
Speed Ref New
V3000
OUT
Drive #1
Speed Ref Retain
V3010
LD
Drive #1
Direction New
V3002
OUT
Drive #1
Direction Retain
V3012
LD
Drive #1
Ext Fault New
V3003
OUT
Drive #1
Ext Fault Retain
V3013
LD
Drive #1
Fault Reset New
V3004
OUT
Drive #1
Fault Reset Retain
V3014
Drive #1
Speed Ref
Write Enable
C10
( RST )
Drive #1
Direction,
Fault Reset
Write Enable
C11
( RST )
Drive #1
Speed, Direction,
Fault Reset
Writes Finished
C13
( RST )
(Continued next page)
5–44
DURAPULSE AC Drive User Manual
1st Ed. Rev. D
05/2013