特點：

溫漂少，穩(wěn)定性好

Temperature drift less, good stability

鋁合金拉伸型材外殼，形變小

Aluminium alloy strech cover,deformation small

電壓、電流，422通訊輸出

Voltage, current，422 communication output

紅外光發(fā)射與接收，不受外界光干擾

Infrared emission and reception,no affection from out light.

線性好，分辨率高

 Good linear,high resolution