PRODUCT PARAMETERS

Power supply

Alkaline zinc manganese batteries (three cells)

Standby time

more than 2 years

operating hours

Use 20 times a day for 1.3 years of continuous use

Quiescent Current

less than 50uA

Average operating current

13mA

range

-40~80°C

temperature parameter

Resolution

0.1℃

precision

soil 0.5c

range

0~100%

Moisture parameters

Resolution

0.10%

precision

±2% within 0~50%, 3% within 50~100%

range

0~1000o us/cm

Conductivity parameter

Resolution

1us/cm

precision

±3%;

range

1~1999mg/kg (mg/L)

Ammonium potassium parameters

Resolution

1mg/kg (mg/L)

precision

±2%FS

range

3~9PH

pH parameter

Resolution

0.1PH

precision

±0.3PH