D4NL 1
Guard Lock Safety-door Switch
D4NL
Lead-free, Environment-
friendly Design
• Contains no harmful substances, such as lead or
cadmium, reducing the burden on the environ-
ment.
• Models with 4-contact and 5-contact built-in
switches are available.
• Key holding force of 1,300 N min.
• Can be used for either standard loads or micro-
loads.
• Lineup includes models with a conduit size of M20.
• IP67 degree of protection.
Model Number Structure
Model Number Legend
Switch
1. Conduit Size
1: Pg13.5
2: G1/2
4: M20
2. Built-in Switch (with Door Open/Closed Detection Switch and
Lock Monitor Switch Contacts)
A: 1NC/1NO slow-action contacts plus 1NC/1NO slow-action
contacts
B: 1NC/1NO slow-action contacts plus 2NC slow-action con-
tacts
C: 2NC slow-action contacts plus 1NC/1NO slow-action con-
tacts
D: 2NC slow-action contacts plus 2NC slow-action contacts
E: 2NC/1NO slow-action contacts plus 1NC/1NO slow-action
contacts
F: 2NC/1NO slow-action contacts plus 2NC slow-action con-
tacts
G: 3NC slow-action contacts plus 1NC/1NO slow-action con-
tacts
H: 3NC slow-action contacts plus 2NC slow-action contacts
3. Head Mounting Direction and Material
F: Four mounting directions possible (Front-side mounting at
time of delivery)/plastic
D: Four mounting directions possible (Front-side mounting at
time of delivery)/metal
4. Door Lock and Release
A: Mechanical lock/24-VDC solenoid release
B: Mechanical lock/110-VAC solenoid release
C: Mechanical lock/230-VAC solenoid release
G: 24-VDC solenoid lock/mechanical release
H: 110-VAC solenoid lock/mechanical release
J: 230-VAC solenoid lock/mechanical release
5. Indicator
B: 10 to 115 VAC/VDC (orange LED indicator)
6. Release Key Type
Blank:Standard
4: Special release key
7. Release Key Position
Blank:Bottom
S: Front
Operation Key
\
1. Operation Key Type
1: Horizontal mounting
2: Vertical mounting
3: Adjustable mounting (horizontal)
5: Adjustable mounting (horizontal/vertical)
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