技术参数：

手提式PH计 PH3110技术参数：
 pH: –2.00 … 19.99
 mV: ± 2000
 Buffers: WTW tech. buffers, DIN/NIST buffers
 Salinity: 0.0 … 70.0(acc. IOT)
 Temperature compensation: nlF
 Reference temperature: 20 °C/25 °C
 Temperature: –5.0 … 105.0 °C
 Calibration memory: current calibration
 Display: LCD