Actuator: Roller plunger.
Conduit size: 2-conduit; M20.
Built-in switch mechanism: 2NC(Snap-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
3G2A3-OC221
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. Release key type: Special release key.
Indicator: Green.
Lock and release types: Mechanical lock Solenoid release.
Contact configuration(door open/closed detection switch,
and lock monitor switch contacts): 3NC+3NC.
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.
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.
IP67 degree of protection. Ratings: Standard load; 0.1 A at 125 VAC, 0.1 A at 30 VDC.
Cable: VCTF oil-resistant cable *1.
Actuator: Plastic rod.
Cable length : 3 m.
Compact Limit Switch That''s Also.
Thin and Highly Sealed.
Approved by EN, UL, CSA, and CCC (Chinese standard).
(Ask your OMRON representative for information on approved models.)
Sealing characteristics that meet IEC IP67 degree of protection.
Triple-sealed construction:
Plunger section sealed via nitrile rubber packing seal and,
diaphragm; switch section sealed via nitrile rubber cap;
cable entrance sealed via encapsulating material.
Cable lengths of 3 and 5 m available on standard models.
Models also available with UL and CSA-certified cables.
Multiple mounting possible with Switches with Plungers.
Models with red LED indicators added to series for easy,
confirmation of operation.
(Set by default to light for non-operation.)
VCTF oil-resistant cables with CE marking.
(Applicable only to standard models.)
3G2A3-OC221 Operation manual / Instructions / Catalog download link:
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