Safety Limit Switch
D4N
CSM_D4N_DS_E_6_1
Popular Safety Limit Switches
Providing a Full Lineup Conforming to
International Standards
• Lineup includes models with 1NC/1NO, 2NC, 2NC/1NO and
3NC contact forms.
(Slow-action models with MBB contacts are available.)
• M12-connector models are also available, saving on labor and
simplifying replacement.
• Standardized gold-clad contacts provide high contact reliability.
Can be used with both standard loads and microloads.
• Conforms to EN115, EN81-1, and EN81-2 (slow-action models
only).
• Certified standards: UL, EN (TÜV), and CCC
Be sure to read the
“Safety Precautions”
on page 17.
Note:
Contact your sales representative for details on models
with safety standard certification.
Model Number Structure
Model Number Legend
1-Conduit Models
2-Conduit Models
D4N-@@@@
1 2
3
1. Conduit size
1: Pg13.5
2: G1/2
4: M20
9: M12 connector
2. Built-in Switch
1: 1NC/1NO (snap-action)
2: 2NC (snap-action)
A: 1NC/1NO (slow-action)
B: 2NC (slow-action)
C: 2NC/1NO (slow-action)
D: 3NC (slow-action)
E: 1NC/1NO (MBB contact) (slow-action)
F: 2NC/1NO (MBB contact) (slow-action)
3. Head and Actuator
20: Roller lever (resin lever, resin roller)
22: Roller lever (metal lever, resin roller)
25: Roller lever (metal lever, metal roller)
26: Roller lever (metal lever, bearing roller)
2G: Adjustable roller lever, form lock (metal lever, resin roller)
2H: Adjustable roller lever, form lock (metal lever, rubber roller)
31: Top Plunger
32: Top Roller Plunger
62: One-way roller arm lever (horizontal)
72: One-way roller arm lever (vertical)
80: Cat whisker
87: Plastic rod
RE: Fork lever lock (right operation)
LE: Fork lever lock (left operation)
D4N-@@@@
1 2
3
1. Conduit size
6: G1/2
8: M20
2. Built-in Switch
1: 1NC/1NO (snap-action)
2: 2NC (snap-action)
A: 1NC/1NO (slow-action)
B: 2NC (slow-action)
C: 2NC/1NO (slow-action)
D: 3NC (slow-action)
E: 1NC/1NO (MBB contact) (slow-action)
F: 2NC/1NO (MBB contact) (slow-action)
3. Head and Actuator
20: Roller lever (resin lever, resin roller)
22: Roller lever (metal lever, resin roller)
25: Roller lever (metal lever, metal roller)
26: Roller lever (metal lever, bearing roller)
2G: Adjustable roller lever, form lock (metal lever, resin roller)
2H: Adjustable roller lever, form lock (metal lever, rubber roller)
31: Top Plunger
32: Top Roller Plunger
62: One-way roller arm lever (horizontal)
72: One-way roller arm lever (vertical)
1
D4N
General-purpose Switches with Two Contacts
Built-in switch mechanism
Actuator
Conduit size
1NC/1NO
(Snap-action)
Model
Fork lever lock
(right operation)
G1/2
M20
Fork lever lock (left
operation)
---
G1/2
M20
Cat whisker
1-conduit
G1/2
M20
Plastic rod
G1/2
M20
D4N-2180
D4N-4180
---
D4N-2187
D4N-4187
D4N-2287
D4N-4287
D4N-2280
D4N-4280
---
---
D4N-2B87
D4N-4B87
D4N-2B80
D4N-4B80
---
D4N-2ALE
D4N-4ALE
Direct
opening
2NC
(Snap-action)
Model
Direct
opening
1NC/1NO
(Slow-action)
Model
D4N-2ARE
D4N-4ARE
---
D4N-2BLE
D4N-4BLE
---
Direct
opening
2NC
(Slow-action)
Model
D4N-2BRE
D4N-4BRE
Direct
opening
Note:
Mechanically speaking, these models are general-purpose switches with no direct opening mechanism.
General-purpose Switches with Three Contacts and MBB Contacts
Built-in switch mechanism
Actuator
Conduit size
2NC/1NO
(Slow-action)
Model
Fork lever lock
(right operation)
G1/2
M20
Fork lever lock
(left operation)
G1/2
M20
Cat whisker
1-conduit
G1/2
M20
Plastic rod
---
G1/2
M20
D4N-2D87
D4N-4D87
D4N-2D80
D4N-4D80
---
---
D4N-2CRE
D4N-4CRE
---
D4N-2CLE
D4N-4CLE
D4N-2DLE
D4N-4DLE
---
D4N-2ELE
D4N-4ELE
Direct
opening
3NC
(Slow-action)
Model
D4N-2DRE
D4N-4DRE
Direct
opening
1NC/1NO MBB
(Slow-action)
Model
D4N-2ERE
D4N-4ERE
---
D4N-2FLE
D4N-4FLE
Direct
opening
2NC/1NO MBB
(Slow-action)
Model
D4N-2FRE
D4N-4FRE
---
Direct
opening
Note:
Mechanically speaking, these models are general-purpose switches with no direct opening mechanism.
4
D4N
Specifications
Standards and EC Directives
Conforms to the following EC Directives:
•
•
•
•
•
•
Machinery Directive
Low Voltage Directive
EN50047
EN60204-1
EN1088
GS-ET-15
Certified Standard Ratings
TÜV (EN60947-5-1), CCC (GB14048.5)
Item
Utilization
category
3A
AC-15
DC-13
0.27 A
250 V
Rated operating current (I
e
)
Rated operating voltage (U
e
)
240 V
Certified Standards
Certification
body
TÜV SÜD
UL
*2
CQC (CCC)
*3
Standard
EN60947-5-1
(certified direct opening)
GB14048.5
*1
File No.
Note:
Use a 10 A fuse type
gI
or
gG
that conforms to IEC60269 as a
short-circuit protection device. This fuse is not built into the
Switch.
UL/CSA (UL508, CSA C22.2 No. 14)
A300
Rated
voltage
120 VAC
240 VAC
Carry current
10 A
Current (A)
Make
60
30
Break
6
3
Volt-amperes (VA)
Make
7,200
Break
720
UL508, CSA C22.2 No.14 E76675
2004010305105973
*1.
Consult your OMRON representative for details.
*2.
Certification for CSA C22.2 No. 14 is authorized by the UL mark.
*3.
Ask your OMRON representative for information on certified
models.
Q300
Rated
voltage
125 VDC
250 VDC
Carry current
2.5 A
Current (A)
Make
0.55
0.27
Break
0.55
0.27
Volt-amperes (VA)
Make
69
Break
69
5
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