APEM
键盘, 100 mA, 30 V, 1 x 4, 矩阵, 4
LASCAR
Digital Panel Meter, LCD Backlighting, 3-1/2 Digits, DC Voltage, 0mV to 200mV
仪表，4-20MA
Digital Panel Meter, , 3-1/2 Digits, DC Voltage, 0mV to 200mV
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