- Color & Coating
- Environmental Testing Systems
- Temperature Humidity Chamber
- Ozone , Dust , Rain & Noxious Gas Chamber
- Accelerated Weathering Test Chamber
- Salt Spray Test Chamber
- Drying Oven
- Digital Thermometer
- Digital Temperature & Humidity Meter
- Infrared Thermometer
- Moisture Meter
- Anemometer
- Light Meter
- Sound Level Meter
- Particle Counter
- Vibration Machine
- Gas Detector
- Heater
- Others
- View All
- Material Testing
- Universal Testing Machine
- Charpy Pendulum Impact Tester
- BenchTop Hardness Tester
- Ultrasonic Thickness Gauge
- Portable Hardness Tester
- Shore Rubber & Plastic Hardness Tester
- Surface Roughness Tester
- Ultrasonic Flaw Detector
- Melt Flow Rate Meter (MFI)
- Sample Preparation Machine
- Asphalt & Bitument Testing
- Heat Stress Metter
- Precise Measurement Solution Provider
- Rheometer
- View All
- Metrology Measuring System
- Portable Measuring & Testing Instruments
- Weighing & Metal Detection System
- Electronic & Electrical Testing Equipments
- Lab & Scientific Equipments
- Equipments for Food & Beverage Packaging
- Hot Wire Bottle Cutter
- Vacuum Leak Tester
- Pressure or Vacuum Gauge
- Secure Seal Analyzer
- CO2 Easy / CO2 Easy-DCO2 Measuring Device
- Burn Test
- Can And End Testing Equipments
- CO2 Measure
- Crown Cap Measure & Test
- Cutting Packaging
- Dimensional Measure
- Filtering
- Force Measure/Compresion/Dynamometers
- Stress Aplication
- Torque Measure
- Others
- View All
- Electric Vehicle Equipment
- Ion Fan
- Microscope
- Service Maintenance & Calibration
- Others
Redmark Industry Sdn Bhd
141-2, Jalan Radin Bagus, Bandar Baru Sri Petaling, 57000 Kuala Lumpur, Malaysia.
+603-9054 6939
+6012-499 2103
+6012-499 2103
Redmark Industry (Penang)
Sdn Bhd
7206, Mez Floor, Kompleks Perniagaan Pangsapuri Seri Cemerlang, Jalan Kampung Paya, Kampung Paya, 12200 Butterworth, Penang, Malaysia.
+6013-399 2103
sales@redmarkindustry.comchuin@redmarkindustry.com
Portable pH Meter
Previous | 2 / 4 | Next |
Features:
- Stability indicator automatically shows current measurement status.
- Auto-Hold function freezes stable reading for easy viewing and recording.
- Automatic electrode diagnosis shows offset and electrode slope.
- Reset feature automatically resumes parameters back to factory default options.
- Help message as a operational guide that helps you quickly using the meter£¨for PH-220£©.
- Manual temperature calibration improves the measurement accuracy of meter£¨for PH-320£©.
- Selectable temperature unit (°C or °F ) meets different application requirements£¨for PH-320)
Model | PH-220 | PH-221 | PH-320 |
pH Range | -2.00~16.00pH | -2.000~20.000pH | -2.000~20.000pH |
pH Accuracy | ±0.01pH | ±0.002pH | ±0.002pH |
Resolution | 0.01pH | 0.1, 0.01, 0.001pH, Selectable | 0.1, 0.01, 0.001pH, Selectable |
Calibration Points | 2 points |
1~5 points |
1~5 points |
Calibration Solutions | USA (pH4.01/7.00/10.01) | 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 User-defined | 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 User-defined |
Temperature Compensation | 0~100°C, 32~212°F, Manual or Automatic | 0~100°C, 32~212°F, Manual or Automatic | 0~100°C, 32~212°F, Manual or Automatic |
mV Range | -1999~1999mV | -1999.9~1999.9mV | -1999.9~1999.9mV |
mV Accuracy | ±1mV | ±0.2mV | ±0.2mV |
Resolution | 1mV | 0.1, 1mV, Selectable | 0.1, 1mV, Selectable |
Calibration Points | / | 1 point (Only for Relative mV mode) | 1 point (Only for Relative mV mode) |
Ion Concentration Range | / | / | 0.001~19999ppm, mg/L, mol/L (Refer to the range of ISE) |
Ion Concentration Accuracy | / | / | ±0.5% F.S (Monovalent),±1% F.S (Divalent) |
Calibration Points | / | / | 2~5 points (0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000ppm, mg/L, mol/L) |
Temperature Range | 0~100°C, 32~212°F | 0~105°C, 32~221°F | / |
Temperature Accuracy | ±1°C | ±0.5°C,±0.9°F | / |
Resolution | 0.1°C | / | / |
Hold Function | Manual | / | / |
Memory | Stores up to 50 data sets | Stores up to 500 data sets | Stores up to 500 data sets |
Output | / | USB Communication Interface | USB Communication Interface |
Connector | BNC | -------- | |
Power Requirements | 1×9V/800mA battery |
3×1.5V ''AA'' batteries (Standard) or DC5V power adapter (Optional) |
3×1.5V ''AA'' batteries (Standard) or DC5V power adapter (Optional) |
Dimensions(W*D*H) | 185*88*32mm | 170*85*30mm | |
Package Size(W*D*H) | 475*155*350mm | ||
Net Weight | 300g | ||
Gross weight | 2kg |