ABB UMC100.3 - Timing Diagram for Changing Direction

RUN REVERSE
RUN FORWARD
OFF
OFF
RUN REVERSE
RUN FORWARD
2CDC 342 024 F0209
Check-ack
Commands
(received
telegram)
UMC outputs
Monitoring signals
(telegram)
DO1 (reverse)
Motor current /
aux. contact
Run
forward
LOCK-OUT TIME
DO0 (forward)
R
un
reverse
ignored
Run
reverse off
Rev lockout time
Timing Diagram for Changing Direction
Remark:
• Opposite direction only possible after OFF and after the reverse lock-out time has elapsed.
• Restart in the same direction without consideration of the Reverse lock-out time.
Related parameters
• Reverse Lockout Time
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UMC100.3 UNIVERSAL MOTOR CONTROLLER TECHNICAL DESCRIPTION