| After-sales Service: | Online Support, Video Technical Support |
|---|---|
| Warranty: | 2 Year |
| Display: | Digital |
| Portable: | Portable |
| Appliance: | Food Analysis, Medical Research, Biochemistry, Laboratory |
| Range: | -2.00-20.00pH, -2.000-20.000pH |
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier Infitek Bep-M221 Professional digital Portable pH ORP Meter
Measurement Parameters
pH, mV, relative mV, temperature
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 to set 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 powerscheme (batteries, power adapter and USB port) ensures that using
| Model | BEP-M221 |
| pH | |
| Range | -2.000 to 20.000pH |
| Resolution | 0.001, 0.01, 0.1pH, selectable |
| Accuracy | ±0.002pH |
| Calibration Points | 1 to 5 points |
| pH Buffer Options | USA, NIST, DIN, 2 custom buffers |
| ORP | |
| Range | ±1999.9mV |
| Resolution | 0.1, 1mV, selectable |
| Accuracy | ±0.2mV |
| Calibration Points | 1 point |
| Measurement Modes | Relative or absolute mV |
| Temperature | |
| Range | 0 to 105°C/32 to 221°F |
| Resolution | 0.1°C/0.1°F |
| Accuracy | ±0.5°C/±0.9°F |
| Offset Calibration | 1 point |
| Calibration Range | Reading ±10°C |
| General Specifications | |
| Temperature Compensation | 0 to 100°C/32 to 212°F, manual or automatic |
| Stability Criteria | Low or high |
| Calibration Due Alarm | 1 to 31 days or off |
| Auto-Power Off | 10, 20 or 30 minutes after last key pressed |
| Memory | Stores up to 500 data sets |
| Output | USB |
| Connector | BNC, 3.5mm jack socket |
| Display | Custom LCD (80×60mm) |
| Power | 3×1.5V AA batteries or DC5V power adapter |
| Battery Life | Approximately 150 hours (turn off the backlight) |
| Dimensions | 170(L)×85(W)×30(H)mm |
| Weight | 300g |
Q: How about quality of the goods?
A:
l All the running products comply with CE standards.
l Independent quality inspection team, conducting multiple inspections and random inspections from parts supply to product dispatch.
l Well-known third-party testing service available, such as SGS, BV, and TUV, etc.
Q: What are your pre- and after-sales services?
A:
l Timely reply to pre-sales enquiries
l Real-time update of manufacturing and shipment status
l Contracted third-party maintenance company in over 60 countries
Assured availability of parts supply for 10 years at least
Q: Is OEM service available.
A: Most of the running products are available for OEM customization, including logo, package and function, if attainable, customization.
Q: How long is the lead time:
A: Generally, the lead time for most stocked products is about 7~15 days, vary by models and production schedule. For those non-stocked products, the manufacturing lead time is around 20 days.
Suppliers with verified business licenses
Audited Supplier 
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