D4NS

Features

Key-operated door switch in plastic housing

The D4NS line-up includes three-contact models with 2NC/1NC and 3NC contact forms in addition to the previous contact forms, 1NC/1NO and 2NC. Models with M12 connectors and conduit opening, such as M20, are also available.

  • Line-up with three contacts: 2NC/1NC and 3NC contact forms
  • Line-up with two contacts 1NC/1NO and 2NC
  • M12 connector types available
  • Standardised gold-clad contacts for high contact reliability
  • Applicable for standard loads and micro loads
Specifications & ordering info

Ordering information

Switches (with approved direct opening contacts)

Type

Contact configuration

Conduit opening/connector

Order code

1-conduit

Slow-action

1NC/1NO

M20

D4NS-4AF

2NC

M20

D4NS-4BF

2NC/1NO

M20

D4NS-4CF

3NC

M20

D4NS-4DF

Slow-action MBB contact

1NC/1NO

M20

D4NS-4EF

2NC/1NO

M20

D4NS-4FF

Operation keys (order separately)

Type

Order code

Horizontal mounting

 

D4DS-K1

Vertical mounting

 

D4DS-K2

 

Type

Order code

Adjustable mounting (horizontal)

 

D4DS-K3

Adjustable mounting
(horizontal/vertical)

 

D4DS-K5

Specifications

Degree of protection

IP67 (EN60947-5-1) (This applies for the switch only. The degree of protection for the key hole is IP00.)

Durability 1

Mechanical

1,000,000 operations min.

Electrical

500,000 operations min. for a resistive load of 3 A at 250 VAC

300,000 operations min. for a resistive load of 10 A at 250 VAC

Operating speed

0.05 to 0.5 m/s

Operating frequency

30 operations/minute max.

Direct opening force 2

60 N min.

Direct opening travel 2

10 mm min.

Minimum applicable load

Resistive load of 1 mA at 5 VDC (N-level reference value)

Protection against electric shock

Class II (double insulation)

Pollution degree (operating environment)

3 (EN60947-5-1)

Contact gap

2×2 mm min

Conditional short-circuit current

100 A (EN60947-5-1)

Rated open thermal current (Ith)

10 A (EN60947-5-1)

Ambient temperature

Operating: -30°C to 70°C with no icing

Note: The above values are initial values.


1. The durability is for an ambient temperature of 5°C to 35°C and an ambient humidity of 40 to 70%. For more details, consult your Omron representative.

2. These figures are minimum requirements for safe operation.

1. The durability is for an ambient temperature of 5°C to 35°C and an ambient humidity of 40 to 70%. For more details, consult your Omron representative.

2. These figures are minimum requirements for safe operation.

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