Partial opening
Denotes a partial opening of the gate, e.g. to allow passage of persons,
but not a passage by car through the gate.
Release
Short gate travel in the opposite direction if a safety device or force limi-
tation responds.
Reverse (up to end position)
Gate travel in the opposite direction if a safety device or force limitation
responds.
Warning time
Time between the movement command and the start of the gate move-
ment.
5