Industrial PH Meter PH-3520

pH/ORP-3500 series is a kind of popular and cost-effective online pH and ORP controller , with plug-in pH/ORP-1220 sensor, which have good measurement accuracy, anti-interference,easy to install and operation features.

Characteristics

• White backlight LCD screen,several operations, easy for operation.
• Be compatible for six kinds of buffer solution(10.00,9.18,7.00,6.86,4.00,4.01) which suitable for international standard.
• Selectable temperature sensor which reduce the replacement cost.
• 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 pH or ORP interval control and adjustment.
• Several power supply to be selection according to the different models.Input AC/DC power, no polarity connection.

Model selection