D4N-2120 Safety Limit Switch

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).
No. of input channels: 1 or 2 channels.
Max. OFF-delay time *1: 150 s.
Rated voltage: 24 VDC D4N-2120.
Terminal block type: Spring-cage terminals.
Logical AND Function Adds Flexibility to I/O Expansion D4N-2120
Facilitates partial or complete control system setup.
Solid-state outputs (excluding Expansion Units).
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 unit joins the Series with the following two additional features:
-OFF-delay time of up to 150 seconds can be set D4N-2120.
-Two logical AND connection inputs. Actuator: Roller lever (resin lever, bearing roller).
Conduit size: 1-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 D4N-2120.
(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, 1NO + 1NC; Lighting, LED; Rated voltage, 12 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.
Safety lock mechanism prevents operating errors.
Easy mounting and removal of Switch Blocks using a lever.
Mount three Switch Units in series to improve wiring efficiency,
(with non-lighhted Switch Units, three Units can be mounted for,
multiple contacts) D4N-2120.
Finger protection mechanism on Switch Unit provided as a,
standard feature.
Install using either round, or forked crimp terminals.
Oil-resistant to IP65 (non-lighteed 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 D4N-2120.