PHB-1080 portable PH meter adopts Chinese dot-matrix LCD. It can display PH value, time, slope, and temperature at the same time.Features:

A. Restore to factory settings
B. Display of multiple parameters
C. Automatic power on test function
D. Special watchdog timer
E. Key sound effect feedback
  
Technical index:
1. Range of measurement: 0.00～14.00pH or -1999～+1999mv
2. Instrument level: 0.02
3. Resolution ratio: 0.01pH or 1mV
4. Stability: ±0.01pH or 1mV
5. Intrinsic error: ±1dig +1%FS)
6. Repeatability error: ≤0.02pH
7. Temperature compensation: 0～99.9℃ (automatic or manual)
8. Input impedance: ≥1×1012Ω
9. Alarming range: 0.00～14.00pH or -1999～+1999mv, 0～99.9℃
10. Waiting time: stable display 30 sec
11. Value reading time: stable display 30 sec
12. Maximum data: 40 groups
13. Size: 180×800×35mm
14. Power supply: DC  9V battery
15. Common using condition:  
① Environment temperature : -5～55℃ 
② Relative humidity: ≤85% 
③ No obvious vibration