Get high accuracy and premium performance everywhere you need it with the Thermo Scientific™ Orion Star™ A321 pH Portable Meter. This meter is 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 5 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.
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 5 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 10 most recent calibrations
- Non-volatile meter memory ensures your data and settings are protected, even with loss of power
- Orion Star Com software facilitates data transfer to a computer via USB or RS232 connections
- Flexible power options with AA batteries or optional universal power adapter
- IP67-rated housing is waterproof for rugged field operation
- Meter kits include hard-sided field case and protective meter armor with electrode holders, adjustable wrist/belt strap and built-in meter stand
- Meters offer CE, TUV 3-in-1 and FCC Class A certifications
- 3-year replacement warranty
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- Type: Portable pH Meter
- Model/Description: Orion Star A321 pH/mV/RmV/ORP/Temperature Portable Meter
- Channels: 1
- Measurement Modes: pH, mV, Relative mV, ORP with Temperature
- Probe Type: pH electrode, ORP electrode, reference half-cell electrode, ATC temperature probe (purchase separately)
- Range (pH): -2 to 20
- Resolution (pH): 0.1/0.01/0.001
- Accuracy (pH): ±0.002
- Range (mV / ORP / Relative mV): ±2000.0 mV
- Resolution (mV): 0.1mV
- Accuracy (mV): ±0.2 mV or ±0.05% of reading whichever is greater
- Calibration Points: 1 to 5
- Calibration: pH with calibration editing option, relative mV (RmV), ORP and temperature
- Isopotential Point: 7.000pH
- Temperature Range (Metric): -5.0°C to +105.0°C
- Temperature Range (English): 22.0°F to 221.0° F
- Temperature Resolution: 0.1°C, 0.1°F
- Temperature Accuracy: ±0.1°C
- Temperature Compensation/Selection: Manual or automatic with ATC temperature probe
- Temperature (Metric) Operating: 5°C to 45°C (ambient)
- Temperature (English) Operating: 41°F to 113°F (ambient)
- Temperature Probe Calibration: 1 point temperature offset calibration
- Display Type: LCD Graphic, Backlit
- Backlight Option: Yes (Selectable)
- Keypad: Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keys
- 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, RS-232
- Alarm Output: High/low limit alarm, calibration due alarm
- 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 m
- Memory: Non-volatile memory preserves data log, calibration log and meter settings
- Methods: 10 per channel with password protection
- IP Rating: IP67
- Relative Humidity Range: 5 to 85%, non-condensing
- Stability: Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
- Certifications/Compliance: CE, TUV 3-1, FCC Class A
- Includes: Star A321 pH meter, 4 AA batteries, computer cable
- Power Supply: 4 AA batteries (included) or universal AC adapter (sold separately)
- Battery Type: 4 x AA
- Battery Life: 800 hr.
- AC Adapter: Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
- Dimensions (L x W x H): 24cm x 10cm x 6.5cm (9.5 in. x 3.9 in. x 2.6 in.)
- Weight (Metric): 0.5 kg
- Weight (English): 1.2 lb.
- Warranty: 3 Year Meter
- Unit Size: Each