DORMA AUTOMATICES, Inc. 924 Sherwood Drive Toll-Free: 877-367-6211 Subject to change without notice
DL3463-050 08/2016 Lake Bluff, IL 60044 Fax: 847-249-3999
ED100 / ED250 SERVICE MANUAL
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20
15 Door measurements – Power assist and low energy power operated doors
ANSI / BHMA A156.19 – Standard for Power Assist and Low Energy Power Operated Doors
The following table references portions of content from ANSI / BHMA A156.19. Refer to the standard, available through BHMA,
for additional information. Standard material reprinted with BHMA permission.
A156.19
Paragraph
Function A156.19 Standard Measured /
Final value
Driving parameter adjustment
4.2 Opening time to back check
Total opening time
Doors shall open from
closed to back check, or
80°, whichever occurs
first, in 3 seconds or longer
as required in Table I
Back check shall not
occur before 60° opening
Total opening time to 90°
shall be as specified in
Table II.
If the door opens more
than 90°, it shall continue
at the same rate as back-
check speed
So – opening speed automatic mode.
Factory setting: 25° / sec.
bc – back check.
Factory setting: 10°
Table I
Minimum opening time (seconds) to back check or 80°
(whichever occurs first) and
Minimum closing time from 90° to latch check or 10°
(whichever occurs first)
Door
width
Inches
[mm]
"W" door weight – pounds [kg]
100
[45.4]
125
[56.7]
150
[68]
175
[79.4]
200
[90.7]
*30
[762]
3.0 3.0 3.0 3.0 3.5
36
[914]
3.0 3.5 3.5 4.0 4.0
42
[1067]
3.5 4.0 4.0 4.5 4.5
48
[1219]
4.0 4.5 4.5 5.0 5.5
Doors of other weights and widths can be
calculated using the formula:
Closing time T = (D
W
) / 133 in US units
D = Width of door in inches
W = Weight of door in pounds
T = Minimum closing time from 90° to latch
check or 10° (whichever occurs first) and minimum
opening time to back check or 80° (whichever
occurs first) in seconds
Table II
Total opening time to 90 degrees
Back check at 90° Back check at 70° Back check at 80°
Table I plus 2 sec. Table I plus 1.5 sec. Table I plus 1 sec.
If door opens more than 90 degrees, it shall continue at
same rate as back check speed
4.3 Time Delay at fully opened
position
When powered open, the
door shall remain at fully
opened position for not
less than 5 seconds
When push-pull activation
is used, the door shall
remain at the fully opened
position for not less than 3
seconds
dd – Hold open time.
Factory setting - low energy mode:
5 seconds
Adjustment range:
0 to 30 seconds
Reduced with Low Energy mode.
dd – Night / Bank hold open time.
Factory setting: 10 seconds
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