Rev. 8-29-17
Part #C-00170
www.NabcoEntrances.com
GT20 Swing Door Owners Manual
7 of 10
4. Walk out of the Activating Zone.
a. After a brief time delay (at least 1-1/2 seconds), the door should fully close smoothly, without impact.
b. If two-way traffic, move toward swing side of door. Door should open well before the swing path is reached.
c. If the Swing door closes (1) foot per second or faster, adjustments must be made.
7.4.3 Sensor Check for Safety Side of Swing Door
1. Walk toward the Safety side of Swing door. At the same time, have someone else approach the Activating side of the
Swing door.
a. If the door is equipped with an overhead mounted presence sensor, as long as you are in the Safety area of the
door, it should not open. Please see FigureX1.
DN 1735
Swing Door Plan with
Mo on Detector Ac va on and
Overhead Presence Detec on Safety
5” max
5” max
Guide Rail Minimum length to
End of Door in Open Posi on
Sensor
Sensor
Ac va on
Zone
Safety
Zone
5” max
43” minimum
ac va ng length
Door Pivot
Threshold
5” max
Figure 1
One-Way Traffic: Walk through Activation Zone
b. If the door is equipped with a door mounted presence sensor, the door may start to open but should reverse, stop,
or slow down. Please see FigureX2.
DN 1736
Sensor
43” minimum
ac va ng length
Saf
ety
Zo
ne
5”
max
5” max
Saf
ety
Zo
ne
Door Pivot
Ac va ng
Zone
5”
max
Threshold
Guide Rail
(if installed)
minimum length to end
of door in Open Posi on
Sensor
1”
Figure 2
Walk through Activation Zone
