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Ratings
Shape / Structure General-purpose Limit switches
service life General type
Operating mechanism Snap action
Actuator Roller lever (High accuracy, 17.5 dia. * 7, Sintered stainless steel roller, 38 R)
Frequency 50/60 Hz
Leakage current Approx. 0.5 mA
Switching mechanism Self-reset mechanism
Contact configuration 2-circuit double break type
Contact form 1a1b
Load General load
Ratings (DC): Non-Inductive load Rated voltage: 12 VDC, Resistive load: 1 A (NC) 1 A (NO), Lamp load: 1 A (NC) 1 A (NO)
Rated voltage: 24 VDC, Resistive load: 1 A (NC) 1 A (NO), Lamp load: 1 A (NC) 1 A (NO)
Rated voltage: 48 VDC, Resistive load: 1 A (NC) 1 A (NO), Lamp load: 1 A (NC) 1 A (NO)
Rated voltage: 115 VDC, Resistive load: 0.8 A (NC) 0.8 A (NO), Lamp load: 0.2 A (NC) 0.2 A (NO)
Ratings (DC): Inductive load Rated voltage: 12 VDC, Inductive load: 1 A (NC) 1 A (NO), Motor load: 1 A (NC) 1 A (NO)
Rated voltage: 24 VDC, Inductive load: 1 A (NC) 1 A (NO), Motor load: 1 A (NC) 1 A (NO)
Rated voltage: 48 VDC, Inductive load: 1 A (NC) 1 A (NO), Motor load: 1 A (NC) 1 A (NO)
Rated voltage: 115 VDC, Inductive load: 0.8 A (NC) 0.8 A (NO), Motor load: 0.2 A (NC) 0.2 A (NO)
Explanation The above values indicate the steady-state current. Lamp load has an inrush current of 10 times the steady-state current. Inductive load has a time constant of 7 ms Max. (DC). Motor load has an inrush current of 6 times the steady-state current.
Inrush current NC: 3 A
NO: 3 A
Protective circuit Classification of protection against electric shock: Class III
Short-circuit protective device: 10 A fuse type gI or gG (IEC269)
Indicator LED (Possible to change between Light when operating and Light when not operating.)
Voltage: Common use for AC/DC 10 to 115 V Leakage current: Approx. 0.5 mA
Conduit size G1/2
Earth terminal Without ground terminal
Cable specifications Oil-resistant cable, 2 cores (0.5 m)
Diameter: 6 mm dia.
Ambient temperature Operating: -10 CEL to 80 CEL
(with no icing or condensation)
Ambient humidity Operating: 35%RH to 95%RH
(with no icing or condensation)
Characteristics
Permissible operating speed 1 mm/s to 1 m/s
Permissible operating frequency (Mechanically) 120 operations / 1 minute Max.
Permissible operating frequency (Electrically) 30 operations / 1 minute Max.
Contact resistance 25 m Ohm Max. (Initial value) * Excluding the resistance of cable.
(Measuring method is contact resistance meter.)
Insulation resistance Between live-metallic part and ground: 100 M Ohm Min.
Between each terminal and non-live-metallic part: 100 M Ohm Min.
(Condition, at 500 VDC Megger)
Dielectric strength Between live-metallic part and ground: 2,200 VAC
Between each terminal and non-live-metallic part: 2,200 VAC
(Condition, 50/60 Hz for 1 min)
Durability (Mechanically) 15,000,000 operations Min. (No load)
(Temperature, Humidityconditions: 5 CEL to 35 CEL, 40 %RH to 70 %RH)
Durability (Electrically) 750,000 operations Min. (Resistive load 0.8 A at 115 VDC)
(Temperature, Humidityconditions: 5 CEL to 35 CEL, 40 %RH to 70 %RH)
Pollution degree 3 (EN60947-5-1)
Vibration resistance (Malfunction) Vibration frequency range: 10 to 55 Hz, Double amplitude: 1.5 mm, Contact opening: 1 ms Max. at the free position and the total travel position.
Shock resistance (Destruction) 1,000 m/s2
Shock resistance (Malfunction) Contact opening is 1 ms Max. at the free position and the total travel position at 300 m/s2.
Degree of protection IEC60529 (JEM): IP67
Applicable standard (UL) Standard No.: UL508
File number: E76675
Applicable standard (TUV) Standard No.: EN60947-5-1
File number: J9950959
Applicable standard (CCC(CQC)) Standard No.: GB14048.5
File number: 2003010305032365
Applicable standard (EC Directive (Low Voltage Directive)) 2006/95/EC
Mounting specification Front mounting, Back mounting
Operating characteristics
Operating Force (OF) Standard value 13.34 N Max.
Release Force (RF) Standard value 1.47 N Min.
Pre-Travel (PT) Standard value 5 DEG (+2 DEG -0 DEG)
Over-Travel (OT) Standard value 40 DEG Min.
Movement Differential (MD) Standard value 3 DEG Max.

Note:
Rubber material is oil-proof rubber(NBR).

As of March 1, 2008

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Caution: All units are in millimeters unless otherwise indicated.

As of March 1, 2008

For print

As of March 1, 2008