HI5522 เครื่องวัด pH ORP ISE EC TDS แบบตั้งโต๊ะ มาตรฐานสำหรับห้องทดลอง พร้อมใบรับรอง Certificate

Specifications HI5522

pH Specifications

• pH Range -2.000 to 20.000 pH
• pH Resolution 0.1, 0.01, 0.001 pH
• pH Accuracy (@25ºC/77ºF) ±0.1 pH, ±0.01 pH, ±0.002 pH ±1 LSD
• pH Calibration automatic, up to five point calibration, eight standard buffers available (1.68, 3.00, 4.01, 6.86, 7.01, 9.18, 10.01,12.45) and five custom buffers
• pH Temperature Compensation automatic or manual from -20.0 to 120.0 °C
• mV Range ±2000 mV
• mV Resolution 0.1 mV
• mV Accuracy ±0.2 mV ±1 LSD
• Relative mV Offset Range ±2000 mV

EC Specifications

• EC Range 0.000 to 1000.0 mS/cm actual EC
• EC Resolution 0.001 μS/cm
• EC Accuracy (@25ºC/77ºF) ±1% of reading
• EC Calibration automatic standard recognition (0.000 μS/cm, 84.00 μS/cm, 1.413 mS/cm, 5.000 mS/cm, 12.88 mS/cm, 80.00 mS/cm, 111.8 mS/cm) or user standard; single point or multi-point calibration

TDS Specifications

• TDS Range 0.000 to 400.0 ppt
• TDS Resolution 0.001 ppm
• TDS Accuracy (@25ºC/77ºF) ±1%

Resistivity Specifications

• Resistivity Range 1.0 to 99.9 MΩ.cm
• Resistivity Resolution 0.1 Ω.cm
• Resistivity Accuracy ±2% of reading (±1 Ω•cm)

Salinity Specifications

• Salinity Range practical scale: 0.00 to 42.00 psu; natural seawater scale: 0.00 to 80.00 ppt; percent scale: 0.0 to 400.0%
• Salinity Resolution 0.01 for practical scale/natural seawater scale; 0.1% for percent scale
• Salinity Accuracy (@25ºC/77ºF) ±1% of reading
• Salinity Calibration percent scale—one-point (with HI7037 standard)

Temperature Specifications

• Temperature Range -20.0 to 120.0 ºC;-4.0 to 248.0 ºF; 253.15 to 393.15 K
• Temperature Resolution 0.1 °C, 0.1 °F, 0.1 K
• Temperature Accuracy ±0.2 °C; ±0.4 °F; ±0.2 K (without probe)
• Temperature Compensation disabled, linear and non-linear (natural water)
• Temperature Coefficient 0.00 to 10.00 %/°C
• Reference Temperature 5.0 to 30.0 °C

ISE Specifications

• ISE Range 1 x 10⁻⁶ to 9.99 x 10¹⁰ concentration
• ISE Resolution 1; 0.1; 0.01; 0.001 concentration
• ISE Accuracy @ 25 °C/77 °F ±0.5% (monovalent ions); ±1% (divalent ions)
• ISE Calibration Points automatic, up to five point calibration, five fixed standard solutions available (0.1, 1, 10, 100, 1000 choice of concentration) and five user defined units

Additional Specifications

• Cell Constant 0.0500 to 200.00
• Cell Type 4 cells
• Electrode/Probe HI1131B glass body pH electrode with BNC connector and 1 m (3.3’) cable (included); HI76312 platinum, four-ring EC/TDS probe with and 1 m (3.3’) cable (included)
• Temperature Probe HI7662-T stainless steel temperature probe with 1 m (3.3’) cable (included)
• Profiles up to 10, 5 each channel
• USP ⟨645⟩ Compliant yes
• GLP calibration data including date, time, buffers used, offset and slope for pH. Cell constant, reference temperature, temperature coefficient, calibration points, calibration time stamp, probe offset for conductivity
• Logging record: 100,000 data point storage, up to 100 lots with max. 50,000 records/lot; interval: settable between 1 second and max log time of 180 minutes; type: automatic, manual, AutoHOLD; additional: 200 records USP
• Input Channels 1 pH/ORP/ISE + 1 EC/TDS/Salinity/Resistivity
• Display color graphic LCD with on-screen help, graphing, and custom color configuration
• Connectivity USB
• Environment 0 to 50°C (32 to 122°F; 273 to 323 K), RH max 95% non-condensing
• Power Supply 12 VDC adapter (included)
• Dimensions 160 x 231 x 94 mm (6.3 x 9.1 x 3.7”)
• Weight 1.2 kg (2.64 lbs.)

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