TPI 390, Руководство по эксплуатации, Страница: 7 / 9

5. Specifications
Name
Handheld Digital TDS/Salt-Meter
Model number
390
TDS
Measurement Range: 0 ~ 999ppm (mg/L)
Measurement accuracy: ±3% Full scale (@20℃)
Excellent temperature range: 10℃ ~ 30℃ (50℉ ~ 86℉)
Measurement Temperature range: 0℃ ~ 40℃ (32℉ ~ 104℉)
Salt
measurement
Measurement method: Electric Conductivity measurement system
Measurement range: 0.00% ~ 5.0%
Excellent temperature: 10℃ ~ 40℃ (50℉ ~ 104℉)
Measurement temperature range : 0℃ ~ 70℃ (32℉ ~ 158℉)
Temperature
measurement
Measurement range : 0℃ ~ 100℃ (32℉ ~ 212℉)
Measurement accuracy : ±1℃ (temperature range: 0℃ ~ 70℃) of reading
Resolution
(@20℃)
Salt measurement: 0.01% ~ 0.1%
TDS: 1ppm (mg/L)
Power Supply
LR44 Button Battery x 3 pcs
Battery life
About 1 month based on 10 uses per day
Size
16.4 (D) × 32 (H) × 255 (W) mm (0.7” × 1.3” × 10.0” )
Weight
About 57g (2oz) (including button battery)
Accessories
Button Battery 6Pcs, Sensor protection Cap 1Ea, Operation Manual, Supporting Spoon:1Ea, 2% NaCl
Standard Solution:1Btl