1.: PLC Allen-Bradley 1769-IA8I
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Inputs/Outputs 8 inputs, individually isolated
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Voltage Category : 100/120V AC
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Operating Voltage Range: 79…132V AC, 47…63 Hz
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Backplane Current: 90 mA @ 5.1V
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Power Supply Distance Rating: 8
2.Sơ đồ nối dây: