Safety Limit Switch
Shape/Structure |
Safety limit switches |
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Actuator |
Roller lever 17.5 dia. * 7 Metal lever, Stainless sintered alloy rollers 26 R |
Contact configuration |
Double break type |
Load |
General load / Micro load |
Degree of protection |
IEC60529 (JEM): IP67 NEMA250: Type4X Indoor Use Only |
As of August 8, 2016
Shape/Structure | Safety limit switches |
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Service life | General type |
Operating mechanism | Snap action |
Actuator | Roller lever 17.5 dia. * 7 Metal lever, Stainless sintered alloy rollers 26 R |
Frequency | 50/60 Hz |
Contact configuration | Double break type |
Contact form | 2NC |
Load | General load / Micro load |
Protective circuit | Classification of protection against electric shock: Class II (Double insulation) Short-circuit protective device: 10 A fuse type gI or gG (IEC269) |
Conduit size | Pg13.5 |
Number of conduit | 1 |
Earth terminal | Without ground terminal |
Ambient temperature | Operating: -30 to 70 ℃ Storage: -30 to 70 ℃ |
Ambient humidity | 使用時: 95%以下 |
Permissible operating speed | 1 mm/s to 500 mm/s |
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Permissible operating frequency (Mechanically) | 30 operations / 1 minute Max. |
Permissible operating frequency (Electrically) | 30 operations / 1 minute Max. |
Contact resistance | 25 mOhm Max. (Initial value) (Measuring method is contact resistance meter.) |
Insulation resistance | Between each terminal of the same polarities: 100 MΩ Between each terminal of the different polarities (Between switch terminals): 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 each terminal and non-live-metallic part: 5300 V (VAC. r.m.s.) |
Durability (Mechanically) | 15,000,000 operations Min. (No load) (Temperature, Humidity conditions: 5 CEL to 35 CEL, 40 %RH to 70 %RH) |
Durability (Electrically) | 300,000 operations Min. (Resistive load 10 A at 250 VAC) 500,000 operations Min. (Resistive load 3 A at 250 VAC) (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: Type4X Indoor Use Only |
Mounting specification | Front mounting |
Operating Force (OF) | Standard value Max. 5 N |
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Release Force (RF) | Standard value Min. 0.5 N |
Pre-Travel (PT) | Standard value 18 to 27 DEG |
Over-Travel (OT) | Standard value 40 DEG Min. |
Movement Differential (MD) | Standard value 14 DEG Max. |
Total Travel (TT) | Reference value 80 DEG |
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