D4BS Просмотр технического описания (PDF) - OMRON Corporation
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D4BS Datasheet PDF : 9 Pages
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Structure and Nomenclature
Structure
Operation Key
D4BS's exclusive-use Operation Key is provided
to assure accurate switching operation.
Set Zone Mark
A triangular Set Zone
Mark makes it easy to
adjust the operating
position when inserting
the Operation Key.
D4BS
Head
The switch head is coated with
easy-to-see red paint. The mounting
direction of the switch head can be varied
to any of the four directions.
Seal Ring (NBR)
Oil Seal (NBR)
The operation plunger employs an oil
seal, with which the switch box meets
the requirements of IP67.
Built-in Switch
A shearing force contact separating mechanism (NC
contact) is employed, which positively pulls apart the
contacts from each other by using shearing force if
any abnormality such as contact welding should occur
in the contact area.
There is a difference in level between the NC and NO
terminal, which assures easy wiring.
Ground Terminal Screw
A ground terminal is provided to
improve safety. (Built into the
Unit.)
Seal Packing (NBR)
Conduit Opening
Refer to the following list.
Box 1-conduit
Size
box
Pg13.5
Yes
G1/2
Yes
1/2-14NPT
Yes
3-conduit
box
Yes
Yes
Yes
Contact Form (Diagrams Show State with Key Inserted)
Model
Contact form
Zb
D4BS-@5@S 1NC/1NO 11
12
23
24
Operating pattern
11 - 12
23 - 24
Stroke
Operation Key
insertion completion
position
ON
Extraction
completion
position
Remarks
Only NC contact 11-12
has a certified direct
opening mechanism.
Terminals 11-12 and
23-24 can be used as
unlike poles.
Zb
D4BS-@A@S
2NC
11
12
21
22
11 - 12
21 - 22
Stroke
Operation Key
insertion completion
position
ON
Extraction
completion
position
NC contacts 11-12 and
21-22 have a certified
direct opening
mechanism.
Terminals 11-12 and
21-22 can be used as
unlike poles.
Note: The terminal numbers are in accordance with EN50013, and the contact symbols are in accordance with IEC60947-5-1.
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