Orion Star™ A321 pH Portable Meter

General Details

Get high accuracy and premium performance everywhere you need it with the Thermo Scientific™ Orion™ Star A321 pH Portable Meter, designed for a wide range of pH, mV, ORP and temperature testing and field applications. Evaluate samples in the most demanding locations using this waterproof meter with IP67-rated housing. Perform up to a five point pH calibration, log up to 5000 data point sets with time / date stamp and easily transfer calibration and data logs via USB or RS232 to a printer or computer with free downloadable Orion™ Star Com software.

Specification
Description Orion Star A321 pH portable meter
Model Orion Star A321 pH/mV/RmV/ORP/Temperature Portable Meter
Item Description Orion Star A321 pH portable meter
Includes Star A321 pH meter, 4 AA batteries, literature CD, printed quick start guide, computer interface cable and meter test certificate
Range (pH) -2.000 to 20.000pH
Resolution (pH) 0.1, 0.01, 0.001pH
Accuracy (pH) ±0.002pH
Range (mV) ±2000.0mV
Range (Relative mV) ±2000.0mV
Range (ORP) ±2000.0mV
Resolution (mV) 0.1mV
Accuracy (mV) ±0.2 mV or ±0.05% of reading whichever is greater
Calibration pH with calibration editing option, relative mV (RmV), ORP and temperature
Calibration Points (pH) 1 to 5
Calibration Points 1 point relative mV (RmV) mode, 1 point ORP mode
Isopotential Point 7.000pH
Range (Temperature) -5.0° to 105.0° C, 22.0° to 221.0° F
Resolution (Temperature) 0.1°C, 0.1°F
Accuracy (Temperature) ±0.1°C
Temperature Selection Manual or automatic with ATC temperature probe
Temperature Probe Calibration 1 point temperature offset calibration
Channels 1
Display Type Graphic LCD with backlight
Keypad Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keys
Measurement Modes pH, mV, relative mV (RmV) or ORP with temperature
Stability Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
Data Management Details Transfer single, range or all data points to printer or computer
Data Points 5000 with date and time stamp
Log Function Type Automatic data logging with Auto-Read and Timed measure modes; manual data logging with Continuous measure mode
Memory Non-volatile memory preserves data log, calibration log and meter settings
Alarm Output High/low limit alarm, calibration due alarm
Methods 10 per channel with password protection
Languages English, Spanish, French, Italian, German and Chinese; Portuguese and Korean available with software update
Inputs BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe)
Outputs USB, RS232
Probe Type pH electrode, ORP electrode, reference half-cell electrode, ATC temperature probe (purchase separately)
Power Supply 4 AA batteries (included) or universal AC adapter (sold separately)
AC Adapter Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Battery Life 800 hours
Battery Type Four AA (included)
IP Rating IP-67
Certifications/Compliance CE, TUV 3-1, FCC Class A
Temperature (English) Operating 41° to 113°F (ambient)
Temperature (Metric) Operating 5° to 45° C (ambient)
Relative Humidity Range 5 to 85 %, non-condensing
Dimensions (L x W x H) 24cm x 10cm x 6.5cm (9.5 in. x 3.9 in. x 2.6 in.)
Weight (English) 1.2 lb.
Weight (Metric) 0.5kg
Backlight Option Yes, selectable
Warranty 3 year meter warranty
Features
Take your measurements at the source with our premium line of portable meters. The Thermo Scientific Orion Star A321 pH portable meter offers an information-rich screen and user-friendly operation. This rugged, waterproof portable meter is ready to tackle the elements with you. Orion Star A321 pH portable meters are designed to be easy to use, dependable field meters that offer advanced features and functions including a 5000 point date log with sample ID and user ID options, calibration and high/low limit alarms and password-protected measurement methods.
  • Measure pH, mV, relative mV or ORP with temperature
  • Perform up to a five point pH calibration using automatic buffer recognition of NIST or DIN buffer groups with choice to manually enter custom buffer values
  • Calibration editing option allows individual points to be fixed without a full recalibration
  • Informative, easy-to-read backlit graphic display with clear onscreen instructions simplifies operation
  • Capture your critical readings with measurement stability indicator and selectable read modes – Auto-Read holds a stable reading, Continuous shows changing readings with hold option and Timed logs data at specific intervals
  • Data log collects and date/time stamps up to 5000 measurement sets with optional sample ID and user ID
  • Calibration log stores ten most recent calibrations
  • Non-volatile meter memory ensures your data and settings are protected, even with loss of power