一、Characteristics
■ Support leakage resistance measurement;
■ Support duplex channel DC voltage measurement;
■ Can monitor grid insulation resistance;
■ Can collect zero sequence voltage & current;
■ Can realize the protection of over voltage, under voltage, over loading, leakage and imbalance of three phases
二、Technical Parameters
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Model: EM231 AI 12×12bits
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Product Description
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9 AC AI, 2 DC AI
1 resistance detection, resolution: 12 bits
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Input characteristics
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From bus current consumption
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30mA
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From L+ current consumption
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100mA
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Power loss
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2W
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Number of AI
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12
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Type of AI
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Differential input
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Max. input voltage
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16V AC
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Range of input voltage
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0~16V AC, 0~10V DC, 0~150V AC, 0~1.5V AC
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Range of input current
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0~500μA
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Resolution
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12 Bits
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Range of resistance measurement
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0~1MΩ
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ADC switching time
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＜250μs
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Data Word Format
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AC voltage input
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0~32000
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DC voltage input
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0~32000
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Resistance input
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0~10000
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Basic tolerance
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1%FS
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Dimensions(W×H×D)
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71.2×80×62(mm)
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Order Number
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UN 231-0BH22-0XA0
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