GlobalD4B-2171N
Safety Limit Switch
Image
Safety Limit Switch, G1/2 (PF1/2), 1-conduit, 1NC/1NO (snap-action), Roller plunger
| Actuator |
Top roller plunger |
|---|---|
| Operating mechanism |
Snap action |
| Contact form |
1NC/1NO |
| Degree of protection |
IP67 |
- Ratings / Performance
As of August 8, 2024
| Operating mechanism | Snap action |
|---|---|
| ctuator | Top roller plunger 12.7 dia. x 4.8 Stainless steel roller |
| Frequency | 50/60 Hz |
| Contact form | 1NC/1NO |
| Load | General load |
| Ratings (AC): Non-Inductive load | Resistive load: 10 A at 125 VAC/10 A at 250 VAC/10 A at 400 VAC Lamp load (NC): 3 A at 125 VAC/2 A at 250 VAC/1.5 A at 400 VAC Lamp load (NO): 1.5 A at 125 VAC/1 A at 250 VAC/0.8 A at 400 VAC Inductive load: 10 A at 125 VAC/10 A at 250 VAC/3 A at 400 VAC Motor load (NC): 5 A at 125 VAC/3 A at 250 VAC/1.5 A at 400 VAC Motor load (NO): 2.5 A at 125 VAC/1.5 A at 250 VAC/0.8 A at 400 VAC |
| Ratings (DC): Non-Inductive load | Resistive load: 10 A at 8 VDC/10 A at 14 VDC/6 A at 30 VDC/0.8 A at 125 VDC/0.4 A at 250 VDC Lamp load (NC): 6 A at 8 VDC/6 A at 14 VDC/4 A at 30 VDC/0.2 A at 125 VDC/0.1 A at 250 VDC Lamp load (NO): 3 A at 8 VDC/3 A at 14 VDC/3 A at 30 VDC/0.2 A at 125 VDC/0.1 A at 250 VDC Inductive load: 10 A at 8 VDC/10 A at 14 VDC/6 A at 30 VDC/0.8 A at 125 VDC/0.4 A at 250 VDC Motor load: 6 A at 8 VDC/6 A at 14 VDC/4 A at 30 VDC/0.2 A at 125 VDC/0.1 A at 250 VDC |
| Inrush current | 30 A max. |
| Conduit | G1/2 (PF1/2) |
| Earth terminal | With ground terminal |
| Ambient temperature | Operating: -40 to 80 ℃ (with no icing) |
| Ambient humidity | 95 %RH max. |
| Permissible operating speed | 1 mm/s to 0.5 m/s |
|---|---|
| Permissible operating frequency | Electrical: 30 operations / 1 minute max. Mechanical: 120 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 | Electrical: 500,000 operations min. (10 A at 250 VAC) Mechanical: 30 million operations min. |
| Vibration resistance | Malfunction: 10 to 55 Hz, 0.75 mm single amplitude |
| Shock resistance | Destruction: 1000 m/s2 min. Malfunction: 300 m/s2 min. |
| Degree of protection | IP67 |
| Classification of protection against electric shock | Class I (with ground terminal) |
| 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. |
| Movement Differential (MD) | Standard value 1 mm max. |
| Over-Travel (OT) | Standard value 5 mm min. |
| Operating Position (OP) | Standard value 48±1 mm |
| Total Travel (TT) | Reference value 7 mm |
| Free Position (FP) | Standard value 51 mm max. |
| Direct Opening Force | Standard value 49.03 N min. |
| Direct Opening Travel | Standard value 3.2 mm min. |
As of August 8, 2024
- Dimensions
As of August 8, 2024
Mounting hole dimensions
As of August 8, 2024
- Circuits configuration
As of August 8, 2024
As of August 8, 2024
- Characteristic chart
As of August 8, 2024
Durability curve
Electrical:
As of August 8, 2024
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