Nutrient Meter
 Model  RS-101 RS-102
 Range
0.4゛4.4EC 4゛44CF 
200~2200ppm(ECx500)

280゛3080ppm(ECx700)

0.4゛5.2EC 4゛52CF 
200~2600ppm(ECx500)

280゛3640ppm(ECx700)

 Resolution
0.1EC / 1CF / 50ppm / 70ppm
 Accuracy
\4% of reading
 Calibration
Factory Calibrated
 A T C
5 to 50<C
 Power
3 x 1.5V (AA)
 Auto Sense
Auto on and auto off
 Dimensions
415〜26〜26mm
 Weight
168g
 ¢ Provided with EC, CF and PPM scales. ¢ 100% waterproof. 
 ¢ Flashing analogue display, easy to read. ¢ No external switches or adjustment knobs.