- Surface pH meter
- SD card memory (1 ... 16 GB) - the stored data are stored directly as an Excel file on the SD card (no software is needed for evaluation)
- RS-232 interface for online data transmission
- Measures pH, redox and the like Temperature
- High accuracy
- Large LCD display
- Robust housing
- Incl. stainless steel temperature probe
- Automatic calibration
- Manual or automatic temperature compensation
- BNC connector
- Suitable for laboratory and on-site pH measurement
- Additional REDOX electrode
- Adjustable measuring rate
- Easy to operate
- Incl. ISO Calibration Certificate

Measuring range pH	0.00 ... 14.00 pH
Resolution	0.01 pH
Accuracy	± (0.02 pH + 2d)
Temperature range electrode	5 ... 60°C / 41 ... 140°F
Reference electrode	Ag / AgCL 3.0 M KCL
Dimensions electrode	12 x 110 mm / 0.5 x 4.3 in
Measuring range redox	-1999 ... 0 ... 1999 mV (only possible with optional REDOX electrode)
Resolution	1 mV
Accuracy	± (0.5% + 2d)
Measuring range temperature	0 ... 65°C / 32 ... 149°F (only temp. sensor)
Resolution	0.1°C / 0.18°F
Accuracy (@ 20°C / 68°F)	± 0.5°C / 0.9°F
Calibration	Automatic three-point calibration
Temperature Compensation	Automatically from 0 ... 65°C / 32 ... 149°F or manually between 0 ... 100°C / 32 ... 212°F with the temperature sensor removed
Electrode	ERH-115 pH electrode, gel filled 1 m / 3.3 ft cable and BNC plug
Temperature range	5 ... 60°C / 41 ... 140°F
Measuring rate	Adjustable from 1 second to 8 hours 59 minutes 59 seconds
Display	LC display 52 x 38 mm / 2 x 1.5 in
Data storage	Flexible via SD card memory 1 ... 16 GB
Interface	RS-232
Software	Optional
Power supply	6 x 1.5V AA batteries / 9V power adapter (optional)
Environmental conditions	0 ... 50°C / 32 ... 122°F max. 85% rh
Dimensions	177 x 68 x 45 mm / 7 x 2.7 x 1.8 in
Weight	490 g / 1.1 lbs

1 x Surface pH Meter PCE-228SF-ICA
1 x Electrode EPX-3
1 x SD memory card (2 GB)
1 x Temperature sensor
6 x Battery
1 x User manual
1 x ISO Calibration Certificate