ABB ACS550 VFD: Difference between revisions

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<code>mbpoll</code> commands to interact with the VFD:

<pre># to turn the spindle on

<pre># reset a fault

./mbpoll /dev/ttyUSB0 1 -b 9600 -s 1 -P none -a 1 -r 8 -t 0

# turn the spindle on

./mbpoll /dev/ttyUSB0 6 -b 9600 -s 1 -P none -a 1 -r 1 -t 4

sleep 0.1

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./mbpoll /dev/ttyUSB0 111 -b 9600 -s 1 -P none -a 1 -r 1 -t 4

# to turn the spindle off

# turn the spindle off

./mbpoll /dev/ttyUSB0 6 -b 9600 -s 1 -P none -a 1 -r 1 -t 4

# ~~to reset a fault~~ (~~needs~~ to ~~be tested~~)

# write commanded "speed" percentage (-20000 to +20000) TODO: write signed 16-bit instead of signed 32-bit which clobbers another register

./mbpoll /dev/ttyUSB0 1 -b 9600 -s 1 -P none -a 1 -r 8 -t 0

./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 2 -t 4:int -- 20000

# monitor output frequency (displays Hz * 10)

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# monitor output voltage (displays V)

./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 109 -t 4</pre>

./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 109 -t 4

# fetch minimum frequency (displays Hz * 10) that the commanded frequency gets clipped to

./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 1104 -t 4

# fetch "maximum" frequency (displays Hz * 10) corresponding to a command "speed" of 20000 (to establish the scale)

./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 1105 -t 4

# fetch commanded "speed" percentage (-20000 to +20000) TODO: see if this value is clipped

./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 2 -t 4

# fetch minimum speed limit (RPM) (has no effect when using Parameter 9904 = 3 aka "SCALAR:FREQ" mode)

./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 2001 -t 4

# fetch maximum speed limit (RPM) (has no effect when using Parameter 9904 = 3 aka "SCALAR:FREQ" mode)

./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 2002 -t 4

# fetch minimum frequency limit (displays Hz * 10) NOTE: can be negative to have asymmetric limits containing 0. If positive, it creates a deadband above and below 0 (not just above!)

./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 2007 -t 4

# fetch maximum frequency limit (displays Hz * 10)

./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 2008 -t 4</pre>

== Replacement Parts ==

@@ Line 23: / Line 23: @@
 <code>mbpoll</code> commands to interact with the VFD:
-<pre># to turn the spindle on
+<pre># reset a fault
+./mbpoll /dev/ttyUSB0 1 -b 9600 -s 1 -P none -a 1 -r 8 -t 0
+# turn the spindle on
 ./mbpoll /dev/ttyUSB0 6 -b 9600 -s 1 -P none -a 1 -r 1 -t 4
 sleep 0.1
@@ Line 31: / Line 34: @@
 ./mbpoll /dev/ttyUSB0 111 -b 9600 -s 1 -P none -a 1 -r 1 -t 4
-# to turn the spindle off
+# turn the spindle off
 ./mbpoll /dev/ttyUSB0 6 -b 9600 -s 1 -P none -a 1 -r 1 -t 4
-# to reset a fault (needs to be tested)
+# write commanded "speed" percentage (-20000 to +20000) TODO: write signed 16-bit instead of signed 32-bit which clobbers another register
-./mbpoll /dev/ttyUSB0 1 -b 9600 -s 1 -P none -a 1 -r 8 -t 0
+./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 2 -t 4:int -- 20000
 # monitor output frequency (displays Hz * 10)
@@ Line 47: / Line 50: @@
 # monitor output voltage (displays V)
-./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 109 -t 4</pre>
+./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 109 -t 4
+# fetch minimum frequency (displays Hz * 10) that the commanded frequency gets clipped to
+./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 1104 -t 4
+# fetch "maximum" frequency (displays Hz * 10) corresponding to a command "speed" of 20000 (to establish the scale)
+./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 1105 -t 4
+# fetch commanded "speed" percentage (-20000 to +20000) TODO: see if this value is clipped
+./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 2 -t 4
+# fetch minimum speed limit (RPM) (has no effect when using Parameter 9904 = 3 aka "SCALAR:FREQ" mode)
+./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 2001 -t 4
+# fetch maximum speed limit (RPM) (has no effect when using Parameter 9904 = 3 aka "SCALAR:FREQ" mode)
+./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 2002 -t 4
+# fetch minimum frequency limit (displays Hz * 10) NOTE: can be negative to have asymmetric limits containing 0. If positive, it creates a deadband above and below 0 (not just above!)
+./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 2007 -t 4
+# fetch maximum frequency limit (displays Hz * 10)
+./mbpoll /dev/ttyUSB0 -b 9600 -s 1 -P none -a 1 -r 2008 -t 4</pre>
 == Replacement Parts ==