Hanna HI5221-02 Research Grade pH/ORP Meter

Hanna HI5221-02 Research Grade pH/ORP Meter

The Hanna HI5221-02 Research Grade pH/ORP Meter  is a high-performance research-grade benchtop meter designed for precise pH and ORP measurements. Equipped with a color graphic LCD, advanced logging features, and a complete set of included probes, this instrument is ideal for laboratories that demand reliability, accuracy, and full traceability under GLP guidelines.

Features

• High-Resolution Color Graphic Display
  Features a customizable color interface with real-time graphing, on-screen help, and intuitive navigation.

• Advanced pH Accuracy and Calibration
  Offers exceptional pH accuracy up to ±0.002 pH with selectable resolution (0.1 / 0.01 / 0.001 pH) and supports automatic calibration up to 5 points using 8 standard buffers and 5 custom buffer options.

• Comprehensive GLP Data Logging
  Stores up to 100,000 data points with lot-based organization (up to 100 lots, 50,000 records each). Supports automatic, manual, and AutoHold logging with intervals from 1 second to 180 minutes.

• Included Professional-Grade Probes
  Comes with a HI1131B glass body pH electrode with BNC connector and a HI7662-T stainless steel temperature probe, both with 1-meter cables for accurate and responsive readings.

• USB Connectivity
  Easy data export to PC via USB interface for documentation and analysis.

• Automatic or Manual Temperature Compensation
  Ensures highly accurate readings across a wide temperature range, from -20.0°C to 120.0°C.

• Rugged and Laboratory-Ready Design
  Built with durable materials, compact footprint, and modern aesthetics, ideal for demanding laboratory settings.

Specifications

• pH Range:
  -2.0 to 20.0 pH
  -2.00 to 20.00 pH
  -2.000 to 20.000 pH

• pH Resolution:
  0.1 / 0.01 / 0.001 pH

• pH Accuracy (@25°C):
  ±0.1 / ±0.01 / ±0.002 pH ± 1 LSD

• pH Calibration:
  Automatic, up to 5 points
  Buffers: 1.68, 3.00, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45 + 5 custom

• ORP Input Channel:
  1 channel for pH/ORP

• ORP Electrode (Included):
  HI1131B glass body pH electrode, BNC connector, 1 m cable

• Temperature Probe (Included):
  HI7662-T stainless steel, 1 m cable

• Temperature Range:
  -20.0 to 120.0°C / -4.0 to 248.0°F / 253.15 to 393.15 K

• Temperature Accuracy:
  ±0.2°C / ±0.4°F / ±0.2 K

• pH Temperature Compensation:
  Manual or automatic from -20.0 to 120.0°C

• Display:
  Color graphic LCD with help, graphing, and customization

• Logging Capacity:
  Up to 100,000 data points
  Up to 100 lots (50,000 records per lot)
  Logging types: automatic, manual, AutoHold
  Interval: 1 second to 180 minutes

• Connectivity:
  USB port for PC connection

• Power Supply:
  12V DC adapter (included)

• Operating Environment:
  0 to 50°C / 32 to 122°F / max RH 95%, non-condensing

• Dimensions:
  160 x 231 x 94 mm (6.3 x 9.1 x 3.7 in)

• Weight:
  1.2 kg

Applications

The HI5221-02 is ideal for critical applications in:

• Research & Development Labs – precise and stable measurements for high-end scientific work.

• Pharmaceutical & Biotechnology – quality control in drug formulation and regulatory compliance.

• Food & Beverage Industry – pH monitoring for production, fermentation, and safety checks.

• Environmental Science – accurate analysis of water bodies and soil for field and lab work.

• Academic Institutions – an advanced teaching tool for university-level chemistry, biology, and environmental science.