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| Item Model | E2K-C20MC1 | E2K-C20MC2 | E2K-C20MT1 | E2K-C20MT2 |
| Sensing distance
*1 |
20 mm | |||
| Sensing distance adjustable range | 3 to 20 mm | |||
| Detectable object | Conductors and dielectrics | |||
| Standard sensing object | Grounded metal plate: 50 ´ 50 ´ 1 mm | |||
| Differential travel | 15% max. of sensing distance (when adjusted to 20 mm ±10% with standard sensing object) | |||
| Response frequency *2 | 40 Hz | AC power: 25 Hz, DC power: 40 Hz | ||
| Power supply voltage (operating voltage range) |
12 to 24 VDC (10 to 30 VDC), ripple (p-p): 10% max. |
24 to 240 VAC (20 to 250 VAC), 50/60 Hz; 24 to 240 VDC (20 to 250 VDC) |
||
| Current consumption | 13 mA max. at 24 VDC | — | ||
|
Leakage current |
— |
1.5 mA max. at 24 VDC, 1.7 mA max. at 110 VAC (50/60 Hz),
2.5 mA max. at 250 VAC (50/60 Hz) Refer to Engineering Data on page 4. |
||
| Load current | 250 mA max. | 5 to 200 mA (resistive load) | ||
| Residual voltage | 2.5 V max. (Load current: 250 mA, Cable length: 2 m) | AC power: 10 V max., DC power: 8 V max. Refer to Engineering Data on page 4. | ||
| Indicators | Operation indicator (yellow) | |||
| Operation mode (with sensing ob- ject approach- ing) |
C1/T1 Models: NO Refer to the timing charts under I/O Circuit Diagrams on page 5 for details. C2/T2 Models: NC |
|||
| Protection circuits | Reverse polarity protection, Load short-circuit protection | — | ||
| Ambient temper- ature range | Operating/Storage: -25 to 70°C (with no icing or condensation) | |||
| Ambient humidity range | Operating/Storage: 35% to 95% (with no condensation) | |||
| Temperature influence | ±15% max. of sensing distance at 23°C in the temperature range of -10 to 55°C
±25% max. of sensing distance at 23°C in the temperature range of -25 to 70°C |
|||
| Voltage influence | ±2% max. of sensing distance at the rated voltage in rated voltage ±15% range | |||
| Insulation resistance | 50 MΩ min. (at 500 VDC) between current-carrying parts and case | |||
| Dielectric strength | 1,000 VAC, 50/60 Hz for 1 min between current-carrying parts and case | 1,500 VAC, 50/60 Hz for 1 min between current-carrying parts and case | ||
| Vibration resistance | Destruction: 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions | |||
| Shock resistance | Destruction: 500 m/s2 10 times each in X, Y, and Z directions | |||
| Degree of protection | IEC 60529 IP65 | |||
| Connection method *3 | Pre-wired Models (Standard cable length: 2 m) | |||
| Weight (packed state) | Approx. 240 g | |||
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