Small Safety Limit Switch
Shape/Structure |
Safety limit switches |
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Actuator |
Roller plunger 12 dia. * 4.4 Sintered stainless steel roller |
Load |
General load / Micro load |
Cable specifications |
UL2464 5 cores (Cable length: 3 m) Diameter: 8.3 mm Location of lead output: Right-hand |
Degree of protection |
IEC60529 (JEM): IP67 NEMA250: Type1, 4, 4X, 13 |
As of August 8, 2016
Shape/Structure | Safety limit switches |
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Service life | General type |
Operating mechanism | Slow action |
Actuator | Roller plunger 12 dia. * 4.4 Sintered stainless steel roller |
Frequency | 50/60 Hz |
Switching mechanism | Self-reset mechanism |
Contact form | 1NC / 1NO |
Load | General load / Micro load |
Protective circuit | Classification of protection against electric shock: Class I (with earth wire) Short-circuit protective device: 10 A fuse type gI or gG (IEC269) |
Earth terminal | With earth wire |
Cable specifications | UL2464 5 cores (Cable length: 3 m) Diameter: 8.3 mm Location of lead output: Right-hand |
Ambient temperature | Operating: -30 to 70 ℃ |
Ambient humidity | 使用時: 95%以下 |
Permissible operating speed | 1 mm/s to 0.5 m/s |
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Permissible operating frequency (Mechanically) | 120 operations / 1 minute Max. |
Permissible operating frequency (Electrically) | 30 operations / 1 minute Max. |
Contact resistance | 500 mOhm Max. (Initial value) * Including the resistance of cable. (Measuring method is voltage drop method at 5 to 8 VDC, 0.1 A.) |
Insulation resistance | Between each terminal of the same polarities: 100 MΩ Between each terminal of the different polarities (Between switch terminals): 100 MΩ Between live-metallic part and ground: 100 MΩ Between each terminal and non-live-metallic part: 100 MΩ (at 500 VDC Megger) |
Dielectric strength | Between each terminal of the same polarities: 2100 V Between each terminal of the different polarities (Between switch terminals): 3500 V Between live-metallic part and ground: 3500 V Between each terminal and non-live-metallic part: 3500 V (VAC. r.m.s.) |
Durability (Mechanically) | 10,000,000 operations Min. (No load) (Temperature, Humidity conditions: 5 CEL to 35 CEL, 40 %RH to 70 %RH) |
Durability (Electrically) | 150,000 operations Min. (Resistive load 1 A at 125 VAC, 2 circuits, 4 mA at 24 VDC, 2 circuits) 1,000,000 operations Min. (Resistive load 4 mA at 24 VDC, 4 circuits) (Temperature, Humidity conditions: 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 NEMA250: Type1, 4, 4X, 13 |
Mounting specification | Front mounting |
Operating Force (OF) | Standard value Max. 12 N |
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Release Force (RF) | Standard value Min. 1.5 N |
Over-Travel (OT) | Standard value 3.2 mm Min. |
Total Travel (TT) | Reference value 4.5 mm |
As of August 8, 2016
As of August 8, 2016
As of August 8, 2016
As of August 8, 2016
As of August 8, 2016
about this Product