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HS-Korea Co., Ltd. is a total environmental service company that realizes a clean and clear world.

Water quality measuring equipment

HAPH-4000
pH Meter

The pH analyzer, HAPH-4000, is designed for water quality TMS and process control in wastewater and drinking water treatment applications.

It provides simultaneous display and output of pH and temperature, with automatic temperature compensation to minimize errors caused by temperature variations.

A touchscreen display enables intuitive operation, showing measurement values, sensor signals, and trend data. It also offers various functions including alarm settings, communication settings, sensor configuration, cleaning settings, data review, and calibration history for convenient maintenance.

The HAPH-4000 complies with the Korea Environment Corporation (KECO) water quality TMS communication standard and has successfully completed pre-integration testing, making it optimized for TMS applications.

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    Approval on model : No. WTMS-pH-2017-2

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Pre-integration test completed for the water quality TMS communication standard

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Equipped with a 4.3-inch color LCD touchscreen display

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Supports both Korean and English display for the interface and menus

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Simultaneous display and output of measurement values and temperature, with graphing capability

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Built-in automatic temperature compensation

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Analog and digital outputs for measurement values and temperature

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Supports data backup via SD card

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Converter rated IP66 and sensor rated IP68 for ingress protection

지시변환부

ModelHAPH-4000
Measurement itempH
Measurement methodCombination glass electrode
Measurement range0.00~14.00
Resolution0.01pH
Accuracy±0.05pH
Reproducibility±0.05pH
Calibration2-point 교정
Temperature compensation0~60℃
Response timeWithin 15 seconds (90% Saturation)
Digital outputRS-232C, RS-485 (RS-422) /
Korea Environment Corporation (KECO) standard
Analog outputDC 4~20mA
Control contacts4 contacts (3 alarm contacts: High/Low, 1 cleaning contact)
Indicator4.3-inch color LCD touchscreen, supports Korean (English), with measurement value graph display
Cleaning interval0~99 hours / 0~99 minutes (user-adjustable)
Cleaning duration0~99 minutes (user-adjustable)
PowerAC 100~240V, 50/60Hz
Power consumption15W or less
Material / Ingress Protection (IP Rating)PC / IP 66
Size191 (W) × 125 (H) × 90 (D) mm
Mounting methodWall-mounted
Ambient temperature0~60℃
Operating humidityRelative humidity: ≤ 95%

검출부

ModelOCPF81                                            
Measurement methodCombination glass electrode
Measurement range0.00~14.00
Temperature range0~80℃
Junction typeTeflon
Reference electrode typeKCl / AgCl, KNO₃
Electrode typeNon-refillable                                                               
Pressure range0~6.9bar
Sensor cleaningSubmersible type (optional)
Material / Ingress Protection (IP Rating)PPS (Ryton®) / IP68
Temperature sensorBuilt-in Pt100 Ω sensor