· It can output directly digital signal, and aslo can convert to WIFI or GPRS signal.

· It is combintion sensor with pH,ORP, temperature and conductivity.

· Unique structure prevents the sensor from easy pollution and blockage,Long life.

· It is unnecessary to refill electrolyte, convenient use.

· pH range : 0~14pH; Pressure  range : 0.6Mpa.

· Temperature range : 0~80℃.

· ORP range : -1500mv ~ +1500mv.

· Conductivity range : 0 ~ 20000us/cm.

· The external dimension of the sensor is φ20x120mm.

· The outer tube material : PPS plastic. 

Selection of model:

· PT2121D digital pH sensor

· RT2121D digital ORP sensor

· PRT2121D  pH,ORP, temperature three in one digital sensor

· PRCT2121D  pH,ORP, conductivity,temperature four in one digital sensor

· It can output directly digital signal, and aslo can convert to WIFI or GPRS signal.

· It is combintion sensor with pH,ORP, temperature and conductivity.

· Unique structure prevents the sensor from easy pollution and blockage,Long life.

· It is unnecessary to refill electrolyte, convenient use.

· pH range : 0~14pH; Pressure  range : 0.6Mpa.

· Temperature range : 0~80℃.

· ORP range : -1500mv ~ +1500mv.

· Conductivity range : 0 ~ 20000us/cm.

· The external dimension of the sensor is φ25x165mm.

· The thread is 3/4NPT.

· The outer tube material : PPS plastic. 

Selection of model:

· ASPT2121D digital pH sensor

· ASRT2121D digital ORP sensor

· ASPRT2121D  pH,ORP, temperature three in one digital sensor

· ASPRCT2121D  pH,ORP, conductivity,temperature four in one digital sensor

· It can directly connect with analog pH sensor .

· It can convert analog signals to digital signals.