AC Adapter	Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003)
Accuracy (Barometer)	±6mmHg
Accuracy (ISE)	±0.2 mV or ±0.05% of reading whichever is greater
Accuracy (pH)	±0.002
Accuracy (RDO)	±0.1mg/L up to 8mg/L, ±0.2mg/L from 8 to 20mg/L, ±10% of reading up to 50mg/L
Accuracy (Salinity)	0.5% of reading ±1 digit
Advanced ISE Functions	Segmented (point-to-point) slope, non-linear selectable auto-blank, low concentration range stabilit
Backlight Option	Yes, selectable
Battery Life	800 hr.
Calibration	pH with calibration editing option, ion concentration (ISE) with calibration editing option, relativ
Calibration Points	1 point relative mV (RmV) mode, 1 point ORP mode
Calibration Points (ISE)	1 to 5
Cell Constant	0.001 to 199.9cm-1
Data Management Details	Transfer single, range or all data points to printer or computer
Description	Orion Star A329 pH/ISE/conductivity/RDO/DO portable meter kit with ROSS Ultra Triode low maintenance gel pH/ATC electrode, DuraProbe 4-cell conductivity sensor, RDO optical DO sensor, solutions, meter armor and field case
Display Type	LCD Graphic, Backlit
Measurement Modes	pH, mV, Relative mV, TDS, ORP with Temperature, Salinity, Conductivity, Resistivity with Temperature
Range (Conductivity)	0.001 μS/cm to 3000 mS/cm
Range (pH)	-2.000 to 20.000
Range (Salinity)	0.06 to 80.00 psu, 0.05 to 42.00 ppt
Resolution (ISE)	0.0001 minimum, 1 to 3 significant digits (user selectable)
Temperature Range (Metric)	-5.0°C to +105.0°C
Inputs	BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (conductivity sensor with built-in temperature or ATC temperature probe), 9 pin MiniDIN (RDO optical or polarographic DO sensor with built-in temperature)
Keypad	Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keys
Log Function Type	Automatic data logging with Auto-Read and Timed measure modes; manual data logging with Continuous m
Methods	10 per channel with password protection
Percent Saturation Range (Polarographic DO)	0.0 to 600.0 % saturation
Percent Saturation Resolution (Polarographic DO)	0.1, 1 % saturation
Percent Saturation Relative Accuracy (Polarographic DO)	±2 % saturation or ±2% of reading whichever is greater
Power Supply	4 AA batteries (included) or universal AC adapter (sold separately)
Pressure Resolution	1mmHg
Range (ORP)	±2000.0 mV
Range (RDO)	0.00 to 50.00mg/L
Relative Humidity Range	5 to 85 %, non-condensing
Resolution (mV)	0.1mV
Resolution (RDO)	0.01, 0.1mg/L
Resolution (Salinity)	0.01 psu or 0.01 ppt minimum, auto ranging
Salinity Factor	0.0 to 45.0 ppt, automatic correction using conductivity reading or manual entry of sample salinity
Stability	Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
Temperature Accuracy	±0.1°C
Temperature (English) Operating	41°F to 113°F (ambient)
Temperature (Metric) Reference	5, 10, 15, 20, 25°C
Temperature Range (English)	22.0°F to 221.0° F
Temperature Selection	Manual or automatic with ATC temperature probe
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

Outputs	USB, RS232
Accuracy (Conductivity)	0.5% of reading ±1 digit > 3 μS; 0.5% of reading ±0.01 μS ≤ 3 μS
Accuracy (mV)	±0.2 mV or ±0.05% of reading whichever is greater
Accuracy (Polarographic DO)	±0.2mg/L or ±2% of reading, whichever is greater
Accuracy (Resistivity)	0.5% of reading ±1 digit
Accuracy (TDS)	0.5% of reading ±1 digit
Alarm Output	High/low limit alarm, calibration due alarm
Barometric Pressure Correction	400 to 850mmHg, automatic using built-in barometer or manual entry
Battery Type	4 AA (included)
Calibration Modes	Water-saturated air, air-saturated water, manual (Winkler titration), zero point
Calibration Points (Conductivity)	Up to 5
Calibration Points (pH)	1 to 5
Certifications/Compliance	CE, TUV 3-1, FCC Class A
Data Points	5000 with date and time stamp
Channels	3
IP Rating	IP 67
Percent Saturation Range Polarographic DO	0.0 to 600.0 % saturation
Range (mV)	±2000.0 mV
Range (Resistivity)	2 ohm to 100.0 meg-ohm
Range (TDS)	0.001 ppm to 200.0 ppt
Resolution (pH)	0.1/0.01/0.001
Includes	Star A329 pH/ISE/Conductivity/RDO/DO Meter with Batteries; 8107UWMMD ROSS Gel-filled Epoxy pH/ATC Triode with 3 Meter Cable; 013010MD DuraProbe Epoxy 4-Probe (K=0.475) Conductivity Probe with 3 Meter Cable; 087010MD RDO Optical DO Probe with 3 Meter Cable
Isopotential Point	7.000pH
Languages	English, Spanish, French, Italian, German and Chinese; Portuguese and Korean available with software update
Memory	Non-volatile memory preserves data log, calibration log and meter settings
Model	Orion Star A329 pH/ISE/mV/RmV/ORP/Conductivity/TDS/Salinity/Resistivity/RDO Optical/Dissolved Oxygen/Temperature Portable Meter
Percent Saturation Relative Accuracy (RDO)	±2 % saturation ≤ 200 % saturation, ±10 % saturation > 200 % saturation
Percent Saturation Range (RDO)	0.0 to 500.0 % saturation
Percent Saturation Resolution (RDO)	0.1, 1 % saturation
Pressure Range	400 to 850mmHg
Range (ISE)	0.0001 to 19900 with selectable units of ppm, Molar, mg/L, %, ppb or none
Range (Polarographic DO)	0.00 to 90.00mg/L
Range (Relative mV)	±2000.0 mV
Resolution (Conductivity)	0.001 μS minimum, auto ranging up to 4 significant digits
Resolution (Polarographic DO)	0.01, 0.1mg/L
Resolution (Resistivity)	1 ohm or 0.1 meg-ohm, auto ranging
Resolution (TDS)	0.001 ppm minimum, auto ranging up to 4 significant digits
Salinity Measurement Modes	Practical salinity (psu) or natural sea water (ppt)
TDS Factor Range	Linear (0.02 to 9.99)
Temperature Compensation	Linear, nLFn (non-linear ultra pure water), nLFu (non-linear ultra pure degassed water), EP (off with warning) or off
Temperature (Metric) Operating	5°C to 45°C (ambient)
Temperature Probe Calibration	1 point temperature offset calibration
Temperature Resolution	0.1°C, 0.1°F
Warranty	3 Year Meter
Weight (English)	1.2 lb.

Thermo Scientific Orion meters Taking water analysis to the next level

Thermo Scientific Orion meters Taking water analysis to the next level

Thermo Scientific™ Orion Star™ A329 pH/ISE/Conductivity/Dissolved Oxygen Portable Multiparameter Meter

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Thermo Scientific Orion meters Taking water analysis to the next level

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