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If you are seeking Keyence LV-21A , reach FAMAGA, the world's influential retailer of mechanized equipment. Our company has lasted for more than ten years - these are ages of experience, which are depicted in the quality of goods and particular attention to each user. We admire everyone, who joined with us - hence, our regular clients obtain the most flexible purchase conditions and discounts on the machine made streamlined equipment market. At this moment, there are more than 4 thousand such consumers, and we constantly arrange new agreements. More than 750 proceedings are resolved per day, because FAMAGA supplies all over the globe Germany, United Kingdom, Ghana, Congo, Malawi, Palestine, Ecuador, India, Norway, Papua New Guinea, Tonga, Liberia, Greece, Kenya, Ukraine, Mexico, Uzbekistan, Cape Verde, Eswatini, Vietnam, Nigeria, Ireland, Paraguay, Swaziland, Iran, Afghanistan, Laos, North Korea, Georgia, Montenegro, Mauritius, Kyrgyzstan, New Zealand, Mali, Botswana, Thailand, Luxembourg, Cameroon, Azerbaijan, Iraq, Bangladesh, Senegal, Benin, Algeria, Malaysia, Sudan, Togo, Jordan, Panama, Hungary, Denmark. A well-shaped logistics link and a partnership network allow us to conduct our goods anywhere in the world with no delay without undermining product quality.
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Model | LV-21A | |
Type | NPN output | |
Main unit/Expansion unit | Main unit | |
Control output | NPN open-collector x 2 channels, 40 VDC max., max. 100 mA, residual voltage (1.0 V max.) | |
Response speed | FINE : 80 µs , TURBO : 500 µs , SUPER , TURBO : 4 ms | |
Number of interference preventive units | FINE : None , TURBO : 2 units , SUPER : 4 units | |
Protection circuit | Reversed polarity protection, over-current protection, surge absorber | |
Unit expansion | Up to 7 additional expansion units can be installed (8 units including the main unit), | |
Rating | Power voltage | 12 to 24 VDC, Ripple (P-P) 10 % or less |
Power consumption | 1.5 W max. (125 mA max. for 12 V, 62.5 mA max. for 24 V) | |
Environmental resistance | Ambient temperature | -10 to +55 °C (No freezing)*1 |
Relative humidity | 35 to 85 % RH (No condensation) | |
Material | Main unit | Polycarbonate |
Case | ||
Weight | Approx. 120 g | |
*1 When extended, the ambient usage temperature varies according to the following conditions. Be sure to mount units on a DIN rail (attached to a metal plate) and ensure that the output current is 20 mA or less. When extended |