... PH 1.On-line check and measure, and digitization fully automatic control; 2.PH, acid and base gang control. Peristaltic ... 0.5degree 4. Pt 100 Ω temp. Sensor 6 Rotate speed 1. Fully automatic control settings, With automatic alarm function 2. speed range, please checking ... 4. Speed:50-200/400rpm 7 Sterilization Manually control Automatic control(optional)8 Pressure Checking by pressure gauge, manually ...