技术参数	MI180
范围 PH MV EC TDS NACL 温度	-2.00 to 16.00 pH; -2.000 to 16.000 pH ±699.9 mV; ±2000 mV 0.00 to 29.99 μS/cm; 30.0 to 299.9 μS/cm; 300 to 2999 μS/cm; 3.00 to 29.99 mS/cm; 30.0 to 200.0 mS/cm; up to 500.0 mS/cm （uncompensed EC*） 0.0 to 14.99 mg/L （ppm）; 15.0 to 149.9 mg/L （ppm）; 150 to 1499 mg/L （ppm）; 1.50 to 14.99 g/L （ppt）; 15.0 to 100.0 g/L （ppt）; up to 400.0 g/L actual TDS （with 0.80 factor） 0.0 to 400.0% -20.0 to 120.0°C / -4.0 to 248.0°F
分辨率 PH MV EC TDS NACL 温度	0.01 pH; 0.001 pH 0.1 mV; 1 mV 0.01μS/cm; 0.1 μS/cm; 1 μS/cm; 0.01 mS/cm; 0.1 mS/cm; 0.01 mg/L; 0.1 mg/L; 1.0 mg/L; 0.01 g/L; 0.1 g/L 0.1% 0.1°C / 0.1°F
精度 PH MV EC TDS NACL 温度	±0.01 pH; ±0.002 pH ±0.2 mV; ±1 mV ±1% of reading ±（0.05 μS/cm or 1 digit） ±1% of reading ±（0.03 ppm or 1 digit） ±1% reading ±0.4°C / ±0.8°F
REL MV OFFSET	±2000 mV
校准 PH EC NACL 温度	1, 2 or 3点校准, with 7 memorized buffers （pH 1.68, 4.01, 6.86, 7.01, 9.18, 10.01 and 12.45） 1 point slope calibration with 6 memorized solutions: （84 μS/cm, 1413μS/cm, 5.00 mS/cm, 12.88 μS/cm, 80.0 μS/cm, 111.8 mS/cm） 1 point, with MA9066 solution 2 point, at 0 and 50°C / 32 and 122°F
温度补偿	自动或手动 -20.0 to 120.0°C / -4.0 to 248.0°F
温度系数	0.00 to 6.00%/°C （EC and TDS only）进行选择
PH及温度电极	MA917B/1 MA831R
EC/TDS/NACL/温度电极	MA814D/1
TDS因子	0.40 to 0.80 （default value is 0.50）
LOG ON DEMAND	up to 50 samples on each range （pH, mV, EC, TDS, NaCl）
GLP	上一个pH, EC, NaCl校准数值
PC转换接口	RS232或USB光学转换
环境	0 to 50°C / 32 and 122°F; max RH 95%
输入阻抗	1012Ohm
电源	12 VDC power adapter （included）
尺寸	230 x 160 x 95 mm
重量	0.9 kg