| AC Adapter | Universal 50-60 Hz, 100-240 VAC power adapter (sold separately, Cat. No. 1010003) |
|---|---|
| Accuracy (Temperature) | ±0.1°C |
| Accuracy (mV) | ±0.2 or ±0.05%, whichever is greater |
| Accuracy (pH) | ±0.002 |
| Alarm Output | Calibration due alarm (fixed 12 hour) |
| Battery Life | 800 hr. |
| Battery Type | 4 x AA |
| Certifications/Compliance | CE, TUV 3-1, FCC Class A |
| Channels | 1 |
| Data Management Details | Transfer single, range or all data points to printer or computer |
| Description | Orion Star A221 pH portable meter ORP kit with low-maintenance ORP/ATC electrode |
| Dimensions (L x W x H) | 24 x 10 x 6.5 cm (9.5 x 3.9 x 2.6 in.) |
| IP Rating | IP67 |
| Includes | Star A221 pH meter, 9179BNMD gel-filled ORP/ATC electrode, ORP standard, rinse pouches, storage solution, protective meter armor, hard-sided carrying case, 4 AA batteries, computer cable |
| Inputs | BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe) |
| Isopotential Point | 7.000pH |
| Keypad |
Answer:The meter supports pH, mV, relative mV, ORP, and temperature measurements.
Answer:The meter can store up to 1000 data sets with date and time stamps.
Answer:The meter covers approximately pH −2 to 20.
Orion Star™ A221 is a portable electrochemistry meter for pH, mV, relative mV, ORP, and temperature measurements in laboratory or field settings. This ORP kit includes the Star A221 meter together with a compatible ORP/temperature electrode, calibration and rinse solutions, protective armor, carrying case, batteries, and data-transfer accessories. The meter supports up to five-point pH calibration, records up to 1000 data sets with date and time stamps, and transfers data through USB or RS-232. The pH measurement range is −2 to 20 with selectable resolution down to 0.001 pH. The portable housing carries an IP67 rating, supporting routine use outside a fixed benchtop environment.
Unless otherwise stated, the minimum order amount is USD 1,000.
For orders below USD 1,000, an additional handling fee may apply, or we may arrange local delivery / local handover where available.
All quotations are subject to final confirmation, including product availability, lead time, batch information, shipping cost, and applicable export or handling requirements.
For quotation requests, please send an RFQ from website or contact:
Please send inquiries directly to us in the “To” field. Emails sent via BCC, mass mailing, or with unrelated recipients may be automatically filtered and will not be processed.
| 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 |
|---|
| Memory | Non-volatile memory preserves data log, calibration log and meter settings |
|---|
| Model | Orion Star A221 pH/mV/RmV/ORP/Temperature Portable Meter |
|---|
| Outputs | USB, RS-232 |
|---|
| Power Supply | 4 AA batteries (included) or universal AC adapter (sold separately) |
|---|
| Probe Type | pH electrode, ORP electrode, reference half-cell electrode, ATC temperature probe (includes 9179BNMD ORP/ATC electrode) |
|---|
| Range (ORP) | ±2000.0mV |
|---|
| Range (Relative mV) | ±2000.0mV |
|---|
| Relative Humidity Range | 5 to 85%, non-condensing |
|---|
| Resolution (Temperature) | 0.1°C, 0.1°F |
|---|
| Resolution (mV) | 0.1mV |
|---|
| Stability | Smart Stability and Smart Averaging |
|---|
| Temperature (English) Operating | 41°F to 113°F (ambient) |
|---|
| Temperature (Metric) Operating | 5°C to 45°C (ambient) |
|---|
| Temperature Probe Calibration | 1 point temperature offset calibration |
|---|
| Temperature Range (English) | 22.0°F to 221.0°F |
|---|
| Temperature Selection | Manual or automatic with ATC temperature probe |
|---|
| Type | pH Meter ORP Kit |
|---|
| Weight (English) | 1.2 lb. |
|---|
| Weight (Metric) | 0.5 kg |
|---|
| Backlight Option | Yes (Selectable) |
|---|
| Calibration | pH, relative mV (RmV), ORP and temperature |
|---|
| Calibration Points | 1 (relative mV), 1 (ORP) |
|---|
| Data Points | 1000 with Date and Time Stamp |
|---|
| Display Type | LCD, Graphic with Backlight |
|---|
| Log Function Type | Automatic with Auto-Read Measure Mode, Manual with Continuous Measure Mode |
|---|
| Measurement Modes | pH |
|---|
| Range (mV) | ±2000 |
|---|
| Range (pH) | -2 to 20 |
|---|
| Resolution (pH) | 0.001, 0.01, 0.1 |
|---|
| Temperature Range (Metric) | -5°C to +105°C |
|---|
| Unit Size | Each |
|---|