Product description :

It is an accurate secondary instrument with LED digital display. it is applicable to determine Na+ value of water solution in departments of petroleum,chemical,medicine-produce ect. Automatic temp.Compensation

Technical Specification: Measuring range:
  pNa:0～9；Na+:23g/L～0.023μg/L
  pNa+：1～7；Na+：2.3g/L～2.3μg/L
  Accuracy: ≤±0.02pNa/3pNa
  ±0.05pNa±1digitals
Resolution: 0. 01pNa 
stability: 0.02pNa/24h 
temp.Compensation range:0-100℃
waring accuracy: ±0.02 pNa 
environment: temperature: 0-50℃ 
output carrent: 4-20mA 
AC: 220V±10% 50Hz±2%
calibration:  single-point and double-point
display:  4-digital LED
input resistance:  1013 
imension:  96mm(L)×96mm(W)×160mm(H) 
Weight: 950g