Product Description
Omron D4B-2171 Safety Limit Switch, Top Roller, 1NC/1NO, IP67, New| Actuator | Top roller plunger 12.7 dia. x 4.8 Sintered stainless steel roller Horizontal roller |
|---|---|
| Load | General load |
| Degree of protection | IP67 NEMA250: Type3, 4, 4X, 6P, 13 |
| Service life | General type |
|---|---|
| Operating mechanism | Snap action |
| Actuator | Top roller plunger 12.7 dia. x 4.8 Sintered stainless steel roller Horizontal roller |
| Frequency | 50/60 Hz |
| Contact form | 1NC/1NO |
| Load | General load |
| Ratings (AC): Non-Inductive load | Rated voltage: 125 VAC / Resistive load: 10 A(NC) 10 A(NO) / Lamp load: 3 A(NC) 1.5 A(NO) Rated voltage: 250 VAC / Resistive load: 10 A(NC) 10 A(NO) / Lamp load: 2 A(NC) 1 A(NO) Rated voltage: 400 VAC / Resistive load: 10 A(NC) 10 A(NO) / Lamp load: 1.5 A(NC) 0.8 A(NO) |
| Ratings (AC): Inductive load | Rated voltage: 125 VAC / Inductive load: 10 A(NC) 10 A(NO) / Motor load: 5 A(NC) 2.5 A(NO) Rated voltage: 250 VAC / Inductive load: 10 A(NC) 10 A(NO) / Motor load: 3 A(NC) 1.5 A(NO) Rated voltage: 400 VAC / Inductive load: 3 A(NC) 3 A(NO) / Motor load: 1.5 A(NC) 0.8 A(NO) |
| Ratings (DC): Non-Inductive load | Rated voltage: 8 VDC / Resistive load: 10 A(NC) 10 A(NO) / Lamp load: 6 A(NC) 3 A(NO) Rated voltage: 14 VDC / Resistive load: 10 A(NC) 10 A(NO) / Lamp load: 6 A(NC) 3 A(NO) Rated voltage: 30 VDC / Resistive load: 6 A(NC) 6 A(NO) / Lamp load: 4 A(NC) 3 A(NO) Rated voltage: 125 VDC / Resistive load: 0.8 A(NC) 0.8 A(NO) / Lamp load: 0.2 A(NC) 0.2 A(NO) Rated voltage: 250 VDC / Resistive load: 0.4 A(NC) 0.4 A(NO) / Lamp load: 0.1 A(NC) 0.1 A(NO) |
| Ratings (DC): Inductive load | Rated voltage: 8 VDC / Inductive load: 10 A(NC) 10 A(NO) / Motor load: 6 A(NC) 6 A(NO) Rated voltage: 14 VDC / Inductive load: 10 A(NC) 10 A(NO) / Motor load: 6 A(NC) 6 A(NO) Rated voltage: 30 VDC / Inductive load: 6 A(NC) 6 A(NO) / Motor load: 4 A(NC) 4 A(NO) Rated voltage: 125 VDC / Inductive load: 0.8 A(NC) 0.8 A(NO) / Motor load: 0.2 A(NC) 0.2 A(NO) Rated voltage: 250 VDC / Inductive load: 0.4 A(NC) 0.4 A(NO) / Motor load: 0.1 A(NC) 0.1 A(NO) |
| Inrush current | NC: 30 A NO: 30 A |
| Protective circuit | Classification of protection against electric shock: Class I (with ground terminal) Short-circuit protective device: 10 A fuse type gI or gG (IEC60269) |
| Conduit size | G1/2 (PF1/2) |
| Number of conduit | 1 |
| Earth terminal | With ground terminal |
| Ambient temperature | Operating: -40 to 80 ãÄ (no icing) |
| Ambient humidity | Operating: 95% RH max. (no condensation) |
| Permissible operating speed | 1 mm/s to 0.5 m/s |
|---|---|
| Permissible operating frequency (Mechanically) | 120 operations / 1 minute max. |
| Permissible operating frequency (Electrically) | 30 operations / 1 minute max. |
| Contact resistance (Initial value) | 25 mΩ max. |
| Insulation resistance | Between each terminal of the same polarities: 100 MΩ min. Between each terminal and non-live-metallic part: 100 MΩ min. (at 500 VDC) |
| Impulse withstand voltage | Between each terminal of the same polarities: 2.5 kV Between each terminaland ground: 4 kV |
| Durability (Mechanically) | 30,000,000 operations min. (Temperature, Humidity conditions: 5 to 35 ãÄ, 40 to 70% RH) |
| Durability (Electrically) | 500,000 operations min. (10 A at 250 VAC) (Temperature, Humidity conditions: 5 to 35 ãÄ, 40 to 70% RH) |
| Vibration resistance (Malfunction) | 10 to 55 Hz, 0.75-mm single amplitude |
| Shock resistance (Destruction) | 1000 m/s**2 min. |
| Shock resistance (Malfunction) | 300 m/s**2 min. |
| Pollution degree | 3 (EN60947-5-1) |
| Degree of protection | IP67 NEMA250: Type3, 4, 4X, 6P, 13 |
| Operating Force (OF) | Standard value 18.63 N max. |
|---|---|
| Release Force (RF) | Standard value 1.96 N min. |
| Pre-Travel (PT) | Standard value 2 mm max. |
| Over-Travel (OT) | Standard value 5 mm min. |
| Movement Differential (MD) | Standard value 1 mm max. |
| Operating Position (OP) | Standard value 48±1 mm |
| Total Travel (TT) | Reference value 7 mm |
| Free Position (FP) | Standard value 51 mm max. |
Other Details
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Custom Field
Type Limit Switch
Voltage 250Vac
MPN D4B-2171
Model D4B-2171
Shelf N-4
Series D4B
Manufacturer Omron
Application Contact/Precision
Country/Region of Manufacture Japan
GTIN 646412777439
