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Contact Form
Model
Contact
1NC/1NO
D4N-@1@
(Snap-action)
D4N-@2@
2NC (Snap-action)
1NC/1NO
D4N-@A@
(Slow-action)
D4N-@B@
2NC (Slow-action)
2NC/1NO
D4N-@C@
(Slow-action)
D4N-@D@
3NC (Slow-action)
1NC/1NO MBB *
D4N-@E@
(Slow-action)
2NC/1NO MBB *
D4N-@F@
(Slow-action)
Note: Terminals are numbered according to EN50013 and the contact forms are according to IEC947-5-1.
* MBB (Make Before Break) contacts have an overlapping structure, so that before the normally closed contact (NC) opens, the normally open
contact (NO) closes.
http://www.ia.omron.com/
Contact form
Operating pattern
Zb
13
14
13-14
31-32
Stroke
31
32
Zb
11-12
11
12
31-32
31
32
Stroke
Zb
11-12
11
12
33-34
33
34
Stroke
Zb
11-12
11
12
31-32
Stroke
31
32
Zb
11-12
11
12
21-22
21
22
33-34
Stroke
33
34
Zb
11-12
11
12
21-22
21
22
31-32
Stroke
31
32
Zb
11-12
11
12
33-34
33
34
Stroke
Zb
11-12
11
12
21-22
21
22
33-34
Stroke
33
34
Only NC contacts 31-32 have a
certified direct opening
mechanism.
ON
The terminals 13-14 and 31-32
can be used as unlike poles.
Only NC contacts 11-12 and
31-32 have a certified direct
ON
opening mechanism.
The terminals 11-12 and 31-32
can be used as unlike poles.
Only NC contacts 11-12 have a
certified direct opening
mechanism.
ON
The terminals 11-12 and 33-34
can be used as unlike poles.
Only NC contacts 11-12 and
31-32 have a certified direct
ON
opening mechanism.
The terminals 11-12 and 31-32
can be used as unlike poles.
Only NC contacts 11-12 and
21-22 have a certified direct
opening mechanism.
ON
The terminals 11-12, 21-22, and
33-34 can be used as unlike
poles.
Only NC contacts 11-12, 21-22,
and 31-32 have a certified direct
opening mechanism.
ON
The terminals 11-12, 21-22, and
31-32 can be used as unlike
poles.
Only NC contacts 11-12 have a
certified direct opening
ON
mechanism.
The terminals 11-12 and 33-34
can be used as unlike poles.
Only NC contacts 11-12 and
21-22 have a certified direct
opening mechanism.
ON
The terminals 11-12, 21-22 and
33-34 can be used as unlike poles.
(c)Copyright OMRON Corporation 2007 All Rights Reserved.
D4N
Remarks
8
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