
108 Rockwell Automation Publication 280E-UM001B-EN-P - July 2012
Chapter 6 Optional HOA Keypad Operation
Figure 67 - Bulletin 284E Hand-Off-Auto Selector Keypad with JOG and
Direction Arrow Functions
The following state transition matrix summarizes the Jog/HOA behavior when
Parameter 45 “Keypad Mode” is set to 1 = momentary.
HAND STOP HAND FWD HAND REV JOG FWD JOG REV AUTO
If (FWD LED) Set REV LED
Else If (REV LED) Set FWD LED
If (FWD LED)
Set REV LED
Else If (REV LED)
Set FWD LED
If (FWD LED)
Set REV LED
Else If (REV LED)
Set FWD LED
Ignore Ignore Ignore
If (FWD LED) transition to JOG FWD
If (REV LED) transition to JOG REV
Ignore Ignore Ignore Ignore Ignore
Command motor OFF and transition to AUTO Ignore Ignore Ignore Ignore Ignore
If (FWD LED) transition to
HAND FWD
Else If (REV LED) transition to
HAND REV
Ignore Ignore Ignore Ignore Ignore
No Key Pressed Ignore Ignore Ignore
Command motor
OFF and transition
to HAND STOP
Command motor
OFF and transition
to HAND STOP
Ignore
Ignore
Command motor
OFF and transition
to HAND STOP
Command motor
OFF and transition
to HAND STOP
Command motor
OFF and transition
to HAND STOP
Command motor
OFF and transition
to HAND STOP
Command motor
OFF and transition
to HAND STOP
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