Portable pH/ORP Meter
Brand: 
Kazkaz Technologies
Product origin CHINA
Delivery time Within 7 days
Supply capacity Factory Direct Supply
Measurement Parameters:
PH-220: pH, mV, temperature
PH-221: pH, mV, relative mV, temperature
Portable pH/ORP Meter
PH-220 Features:
* 1 to 3 points calibration with automatic recognition for USA and NIST buffers.
* Automatic electrode diagnosis helps user decide whether to replace the pH electrode.
* Automatic temperature compensation ensures accurate readings over the entire range.
* Auto-Read function senses and locks the measurement endpoint.
* Setup menu allows setting the pH buffer set, number of calibration points, temperatureunit, auto-power off, etc.
* Reset function automatically resumes all settings back to the factory defaults.
* Expanded memory stores or recalls up to 100 data sets.
* USB communication interface for data transfer or connecting a power adapter to meter.
PH-221 Features:
PH
* 1 to 5 points calibration with automatic recognition for USA, NIST and DIN buffers.
* Automatic electrode diagnosis shows the pH slope and offset.
* Automatic temperature compensation ensures accurate readings over the entire range.
* Calibration due alarm prompts user to calibrate the meter regularly.
ORP
* 1 point offset calibration allows adjusting the displayed value to a known standard
* Relative and absolute millivolt modes ensure the reliable ORP measurements
General Features
* Auto-Read function senses and locks the measurement endpoint
* Auto-Power Off effectively conserves battery life
* Setup menu allows setting the pH buffer set, number of calibration points, resolution, stability criteria, temperature unit, date and time, etc.
* Reset function automatically resumes all settings back to the factory defaults
* Expanded memory stores or recalls up to 500 data sets
* USB communication interface is easy to transfer data to PC
* Multi-mode power scheme (batteries, power adapter and USB port) ensures that using the meter smoothly
Accessories:
PH electrode * Temperature probe * PH buffer solutions (pH4.01/7.00/10.01) * Carrying case
Technical Parameters:
| Model | PH-220 | PH-221 | |
| pH | pH Range | -2.00-20.00pH | -2.000~20.000pH |
| pH Accuracy | ±0.01 pH | ±0.002pH | |
| Resolution | 0.01 pH | 0.1, 0.01, 0.001 pH, Selectable | |
| Calibration Points | 1 to 3 points | 1 to 5 points | |
| pH Buffer Options | USA (4.01/7.00/10.01), NIST (4.01/6.86/9.18) | USA (pH1.68/4.01/7.00/10.01/12.45), NIST (pH1.68/4.01/6.86/9.18/12.45), DIN (pH1.09/4.65/6.79/9.23/12.75) or 2 custom buffers | |
| ORP | mV Range | -1999-1999mV | -1999.9-1999.9mV |
| mV Accuracy | ±1mV | ±0.2mV | |
| Resolution | 1mV | 0.1,1mV, Selectable | |
| Calibration Points | / | 1 point | |
| Temperature | Temperature Range | 0~105°C/32〜221°F | |
| Temperature Accuracy | ±0.5°C/±0.9°F | ||
| Resolution | 0.1°C/0.1°F | ||
| Offset Calibration | 1 point, reading ±10°C | ||
| Other Specifications | Temperature Compensation | 。〜100°C, manual or automatic | |
| Stability Criteria | / | Low or high | |
| Calibration Due Alarm | / | 1 to 31 days or off | |
| Slope/Offset Display | Yes | ||
| Hold Function | Manual or auto-endpoint | ||
| Auto-Off | 30 minutes after last key pressed | 10, 20 or 30 minutes after last key pressed | |
| Memory | 100 data sets | 500 data sets | |
| Communication Interface | USB | ||
| Connector | BNC, 3.5 mm jack socket | ||
| Display | Custom LCD (80 x 60 mm) | ||
| Power Requirements | 3*1.5V AA batteries or DC5V power adapter | ||
| Battery Life | Approximately 150 hours (Turn off the backlight) | ||
| Dimensions(W*D*H) | 170*85*30mm | ||
| Package Size(W*D*H) | 475*155*350mm | ||
| Net Weight | 300g | ||
| Gross weight | 2kg | ||
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*Reset function automatically resumes all settings back to the factory defaults.
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*Expanded memory stores or recalls up to 500 data sets.
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Product origin CHINA
Delivery time Within 7 days
Supply capacity Factory Direct Supply
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*Automatic electrode diagnosis shows the calibration points and factors.
*Selectable cell constant, reference temperature, TDS factor, linear and pure watercompensations, seawater and practical salinity measurement modes.
*Automatic temperature compensation ensures accurate readings over the entire range.
*Auto-Read function senses and locks the measurement endpoint.
*Calibration due alarm prompts user to calibrate the meter regularly.
*Set up menu allows setting the number of calibration points, stability criteria,temperature unit, date and time, etc.
*Reset function automatically resumes all settings back to the factory defaults.
*Expanded memory stores or recalls up to 500 data sets.
*USB communication interface for data transfer and timed interval readings.
