Online pH Controller (Model No: HVO-OPH-11)

Online pH Controller

Specification:

pH

• Range: -1.00~1s.00pH
• Resolution: 0.01pH
• Accuracy: ±0.01pH
• Calibration Points: 1 to 3 points
• pH Buffer Options: USA (4.01/7.00/10.0l) or NIST (4.01/6.86/9.18)

mV

• Range: ±1000mV
• Resolution: 1mV
• Accuracy: ±1mV

Temperature

• Range: 0~100°C
• Resolution: 0.1°C
• Accuracy: ±0.1°C

General

• Signal Output: 4~20mA.
• Low / High Alarm: 0.00~14.00pH (selectable)
• Communication Interface: RS485
• Connection Terminals: Detachable screw terminals
• Temperature Compensation: 0~100°C, Automatic
• Environmental Conditions: Ambient temperature <50°C, relative humidity <70%
• Power Requirements: DC24V

Salient Features

• 1 to 3 points calibration with auto-buffer recognition
• Selectable pH buffer set, including the USA or NIST options.
• Automatic temperature compensation ensures accurate readings over the entire range
  
• Automatic electrode diagnosis helps the user decide whether to replace the sensor
  
• Setup menu allows setting the number of calibration points, alarm limits, hysteresis value, 4 to 20mA output, etc.
  
• Reset function automatically resumes all settings back to the factory defaults