The Extech 407228 Rugged pH/ORP/Temp Kit features a large 1.4-inch (36mm) LCD display that can show pH or mV and temperature (°C/°F) simultaneously. The meter has easy 2-point calibration (pH 7) and slope (pH 4 or pH 10) adjustments, along with a low battery indicator, Min/Max/Avg, auto-off and data hold. It has a built-in RS-232 PC interface and can be optionally equipped with the 407001 Data Acquisition Software and 380340 Datalogger. The kit includes the meter, mini pH electrode (60120B) with 39-inch (1m) cable, temperature probe (850188), protective holster with stand, and case.
The Extech 407228 is a rugged pH meter plus designed as a Heavy Duty pH/ORP/Temp Kit. It features a large 1.4-inch LCD with dual display capabilities for showing pH or mV alongside temperature in both Celsius and Fahrenheit. The device supports easy two-point calibration using pH 7, 4, or 10 buffers.
| pH Range | 0.00 to 14.00 pH |
|---|---|
| mV Range | 0 to 1999 mV |
| Temperature Range | 32 to 149°F (0 to 65°C) |
| Max Resolution | 0.01 pH, 1 mV, 0.1º |
| Basic Accuracy (pH) | ±0.03 pH |
| Dimensions | 7 x 2.9 x 1.3 inches |
The kit includes the meter, a mini pH electrode with a 39-inch cable, a temperature probe, a protective holster with a stand, and a case.
Yes, it has a built-in RS-232 PC interface compatible with optional data acquisition software.