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ED900 09-2021DL4617-001
dormakaba ED900 Setup and Troubleshooting Instructions Chapter 17
"D" door width,
inches [mm]
"W" door weight, pounds [kg]
[.] [.] [] [.] [.]
[] . . . . .
[] . s . s . s . s . s
Minimum opening time to back check or degrees (whichever occurs first).
Minimum closing time from degrees to latch check or degrees (whichever occurs
first).
.. A., Table I: Minimum opening and closing times.
.. A., Table II: Total opening time to degrees.
Back check at ° Back check at ° Back check at °
Table I plus s Table I plus . s Table I plus s
If door opens more than °, it shall continue at the same rate as backcheck speed.
Back check occurring at a point between positions shall use lowest setting.
.. Other door weights and widths.
Closing time T = (D
W
)/
D = Width of door in inches.
W = Weight of door in pounds.
T = Closing time to latch check in seconds.
SI (metric) units
Closing time T = (D
W
)/
D = Width of door in mm.
W = Weight of door in kg.
T = Closing time to latch check in seconds.
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