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D4N-8A72 | OMRON D4N-8A72 Safety Limit Switch
Brand: OMRON
Name: Safety Limit Switch
Model: D4N-8A72
Actuator: One-way roller arm lever (vertical).
Conduit size: 2-conduit; M20.
Built-in switch mechanism: 1NC/1NO (Slow-action).
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 EN115-1, EN81-1, and EN81-2 (slow-action models only).
Certified standards: UL, EN (TÜV), and CCC.

Appearance: 40-dia. head Push-lock Turn-reset without Voltage Reduction Unit A22E.
Operating: Contact configuration, 2NC (1NC + 1NC); Lighting, LED; Rated voltage, 24 VAC/VDC.
Push-lock turn-reset system.
Color of cap: Red.
Install in 22-dia. or 25-dia. Panel Cutout.
Direct opening mechanism to open the circuit when the contact welds OMRON D4N-8A72.
Safety lock mechanism prevents operating errors D4N-8A72
Easy mounting and removal of Switch Blocks using a lever.
Mount three Switch Units in series to improve wiring efficiency,
(with non-lighted Switch Units, three Units can be mounted for,
multiple contacts).
Finger protection mechanism on Switch Unit provided as a,
standard feature.
Install using either round, or forked crimp terminals OMRON D4N-8A72.
Oil-resistant to IP65 (non-lighted models)/IP65 (lighted models),
A lock plate is provided as a standard feature to ensure that the,
control box and switch are not easily separated. Release key type: Trapped key *1.
Indicator: Green.
Lock and release types: Mechanical lock Solenoid release.
Contact configuration(door open/closed detection switch,
and lock monitor switch contacts): 2NC/1NO+2NC/1NO OMRON D4N-8A72.
Conduit opening: M20.
Holding Force of 3,000 N.
Two safety circuits and two monitor contacts provide an,
array of monitoring patterns.
Standard gold-clad contacts enable use with ordinary loads,
and microloads D4N-8A72 OMRON.
Models with trapped keys prevent workers from being locked,
in hazardous work areas.
Models with rear release buttons allow people to unlock the,
Switch and escape if they are locked into hazardous areas D4N-8A72 OMRON.
IP67 degree of protection. Safety outputs *3: Instantaneous, 3(Semiconductor);
OFF-delayed*2, 2 (Semiconductor).
Auxiliary outputs *4: 2(Semiconductor).
Logical AND connection: Inputs, 1(Semiconductor); Outputs, 1(Semiconductor) D4N-8A72 OMRON.
No. of input channels: 1 or 2 channels.
Max. OFF-delay time *1: 150 s.
Rated voltage: 24 VDC.
Terminal block type: Spring-cage terminals.
Logical AND Function Adds Flexibility to I/O Expansion.
Facilitates partial or complete control system setup.
SSolid-state outputs (excluding Expansion Units) D4N-8A72.
Detailed LED indications enable easy diagnosis.
TÜV SÜD certification for compliance,
with IEC/EN61508 (SIL3), EN ISO13849-1 (PLe/Safety Category 4).
Approved by UL and CSA.
New unnit joins the Series with the following two additional features:
-OFF-delay time of up to 150 seconds can be set OMRON D4N-8A72.
-Two logical AND connection inputs.


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