www.doorbird.com
1
1
2
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3
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4
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A A
B B
C C
D D
Page
1
Format
A3
Drawing number
BHA_B_1007_Rev11
Designation
D21xKH Surface mounting housing
General tolerance
2768 -mK
Scale
Material:1.4404
General pinciples
of presentation
ISO 128-1
Bird Home Automation GmbH
Uhlandstr. 165
D-10719 Berlin
Germany
Confidential
63,50 mm
2.50 in
269,00 mm
10.59 in
244,69 mm
9.63 in
4
5
,
7
5
m
m
1
.8
0
in
2
2
8
,
6
9
m
m
9
.0
0
in
2
5
3
,
0
0
m
m
9
.9
6
in
1
1
,
0
0
m
m
0
.
4
3
i
n
3
1
,
0
0
m
m
1
.2
2
in
9
0
,
0
0
m
m
3
.5
4
in
2
0
0
,
0
0
m
m
7
.8
7
in
1
1
2
2
3
3
4
4
5
5
6
6
A A
B B
C C
D D
Page
1
Format
A3
Drawing number
BHA_B_1007_Rev11
Designation
D21xKH Surface mounting housing
General tolerance
2768 -mK
Scale
Material:1.4404
General pinciples
of presentation
ISO 128-1
Bird Home Automation GmbH
Uhlandstr. 165
D-10719 Berlin
Germany
Confidential
63,50 mm
2.50 in
269,00 mm
10.59 in
244,69 mm
9.63 in
4
5
,
7
5
m
m
1
.8
0
in
2
2
8
,
6
9
m
m
9
.0
0
in
2
5
3
,
0
0
m
m
9
.9
6
in
1
1
,
0
0
m
m
0
.
4
3
i
n
3
1
,
0
0
m
m
1
.2
2
in
9
0
,
0
0
m
m
3
.5
4
in
2
0
0
,
0
0
m
m
7
.8
7
in
1
1
2
2
3
3
4
4
5
5
6
6
A A
B B
C C
D D
Page
1
Format
A3
Drawing number
BHA_B_1007_Rev11
Designation
D21xKH Surface mounting housing
General tolerance
2768 -mK
Scale
Material:1.4404
General pinciples
of presentation
ISO 128-1
Bird Home Automation GmbH
Uhlandstr. 165
D-10719 Berlin
Germany
Confidential
63,50 mm
2.50 in
269,00 mm
10.59 in
244,69 mm
9.63 in
4
5
,
7
5
m
m
1
.8
0
in
2
2
8
,
6
9
m
m
9
.0
0
in
2
5
3
,
0
0
m
m
9
.9
6
in
1
1
,
0
0
m
m
0
.
4
3
i
n
3
1
,
0
0
m
m
1
.2
2
in
9
0
,
0
0
m
m
3
.5
4
in
2
0
0
,
0
0
m
m
7
.8
7
in
D21DKH/D2101IKH/D2101KH surface mounting housing (backbox)
TECHNICAL DRAWINGS
Errors and omissions excepted. | Last update 02/2023 - Copyright © 2021 Bird Home Automation GmbH – www.doorbird.com
