Hydroponics (hydroponics) is growing plants without soil. By allowing the roots to be immersed in water that has dissolved plant nutrients And the trunk and other parts Will be above the solution level With suitable supporting material
This PONPE 590BP are widely used for online pH monitoring in environment protection water treatment, pure water treatment, industrial process and so on White backlight LCD screen, several operations, easy for operation Be compatible for six kinds of buffer solution which suitable for international standard
White backlight LCD screen, several operations, easy for operation Manual calibration is easy for on-site calibration EMC enhancement type could run smoothly under kinds of industry environment (4 ~ 20) mA output support instrument / transmitter modes and satisfy all 4 – 20 mA receiving unit Double relay high / low and delay control function could fulfill...