测量范围 | 0 ... 200; 0 ... 2000 µS/cm; 0 ... 20; 0 ... 200 mS/cm manual adjustable or automatically -5 ... 100 °C; 0 ... 2000 mg/l |
分辨率 | 0.1; 1 µS/cm; 0.01; 0.1 mS/cm; 0.1 °C |
温度补偿 | automatically / disconnectible linear 0.3 ... 3 %/K or non-linear function |
显示 | LCD, 2 x 4 digits; 12.4 / 7 mm |
电源 | 9 V batterc IEC 6 F22 LF 39-N: mains adapter N 10 for 230 V AC |
接口 | LF 39-D: RS-232 with adapter D 10 |
环境温度 | 0 ... 50 °C |
电导性单元 | Two-electrode cell with built-in temperature probe graphite electrodes; -5 ... 80 °C; cell constant about 1 cm-1; Ø 12 mm; fixed cable 1.35 m |
尺寸 | meter: 142 x 71 x 26 mm |
重量 | about 255 g |
LF 39组合 | case with meter LF 39 and cell LTC 1/21 50 ml standard solution 0.1 N KCl (12.9 mS/cm at 25 °C) |
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