| Model | LV-21A | LV-21AP | LV-22A | LV-22AP |
| Type | NPN output | PNP output | NPN output | PNP output |
| Main unit/expansion unit | Main unit | Expansion unit (1 line) |
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| Control output | NPN open-collector x 2 channels, 40 VDC max., max. 100 mA, residual voltage (1.0 V max.) | PNP open-collector x 2 channels, 30 VDC max., max. 100 mA, residual voltage (1.0 V max.) | NPN open-collector x 2 channels, 40 VDC max., max. 100 mA, residual voltage (1.0 V max.) | PNP open-collector x 2 channels, 30 VDC max., max. 100 mA, residual voltage (1.0 V max.) |
| Response speed | FINE : 80 µs , TURBO : 500 µs , SUPER , TURBO : 4 ms |
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Number of interference
preventive units | FINE : None , TURBO : 2 units , SUPER : 4 units |
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| Protection circuit | Reversed polarity protection, over-current protection, surge absorber |
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| Unit expansion | Up to 7 additional expansion units can be installed (8 units including the main unit), |
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| Rating
Power voltage | 12 to 24 VDC, Ripple (P-P) 10 % or less | 12 to 24 VDC, Ripple (P-P) 10 % or less (For the LV-20A/22A/22AP, the power supply voltage is supplied from the main unit.) |
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| Power consumption | 1.5 W max. (125 mA max. for 12 V, 62.5 mA max. for 24 V) |
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Ambient temperature | -10 to +55 °C 14 to 131 °F (No freezing) *1 |
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| Relative humidity | 35 to 85 % RH (No condensation) |
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| Weight | Approx. 120 g | Approx. 75 g | Approx. 120 g |
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