PH controller (with Temperature)
 Model PH-2621
 Range  PH:0.00~14.00 :﹣9.9~99.9℃ ℉:16~210℉
Resolution  PH :0.01PH ℃: 0.1 ℃ ℉:1℉
 Accuracy  PH :0.02PH ℃:1 ℃ ℉:2℉
 Set range  3.50~10.50PH
 Relay contact  5A/240V AC
 Calibration  1 point or 2 point
 Power  AC110v or AC230V10%
 Operating Conditions  Temperature: 0~60℃ Humidity: ≤95%
 Dimensions  1369335mm
 Weight  530g
  PH/ORP controller (with Temperature)
 Model PH-2623
 Range  PH:0.00~14.00 ORP: 0~1999mV  ℃:9.9~99.9℃  ℉:16~210℉
Resolution  PH:0.01PH ORP:1mV ℃: 0.1 ℃  ℉:1℉
 Accuracy  PH:0.02PH ORP:5mV ℃:1 ℃ ℉:2℉
 Set range  3.50~10.50PH 0~1000mV
 Relay contact  5A/240V AC
 Calibration  1 point or 2 point
 Power  AC110v or AC230V10%
 Operating Conditions  Temperature: 0~60℃ Humidity: ≤95%
 Dimensions  1369335mm
 Weight  550g
  ORP controller (with Temperature)
 Model PH-2626
 Range  ORP: 0~1999mV ℃:9.9~99.9℃ ℉:16~210℉
 Resolution  ORP:1mV ℃: 0.1 ℃ ℉: 1℉
 Accuracy  ORP:5mV ℃:1 ℃  ℉:2℉
 Set range  0~500mV
 Relay contact  5A/240V AC
 Calibration  1 point or 2 point
 Power  AC110v or AC230V10%
 Operating Conditions  Temperature: 0~60℃ Humidity: ≤95%
 Dimensions  1369335mm
 Weight  460g