Description
Hanna Instruments HI-98121 Pocket pH and ORP (Redox) Tester
Offering users a choice of ORP/Redox and pH measurement combinations, this tester is a popular option for operators carrying out spot checks or testing on location.
Designed for use out in the field and in murky conditions, the meter is sealed against humidity, floats in water and has a bright green casing making it easily visible in low light levels.
Key features
- Dual level LCD screen that displays simultaneous readings
- Automatic temperature compensation
- Automatic calibration
- HOLD function freezes readings for ease of recording
- Floating water resistant casing helps prevent accidental loss of meter during testing in difficult conditions
- Battery % level at start up and stability indicator helps ensure tester is in optimum working order
- Cartridge electrode – exclusive to Hanna
- Electrode replacement with stainless steel round connector means there are no pins to bend or break during replacement
- Exposed stainless steel temperature sensor facilitates faster and more accurate temperature measurement
- Combination pH and Redox / ORP electrode
Supplied with
- HI-73127 pH electrode
- HI-73128 electrode removal tool
- Batteries & instructions
pH Range | -2.00 to 16.00 pH | |
pH Resolution | 0.01 | |
pH Accuracy | ±0.05pH | |
ORP Range | ±1000mV | |
ORP Resolution | 1 mV | |
ORP Accuracy | ±2 mV | |
Temperature Range | -5.0 to 60.0°C | |
Temp Resolution | 0.1°C | |
Temp Accuracy | ±0.5°C | |
Additional specifications | ||
pH Calibration | Automatic, one or two-point with two sets of standard buffers | |
ORP Calibration | Factory calibrated | |
Battery life & type | 1.5V (4) approx. 250 hours of continuous use; auto off after 8 minutes of non-use | |
Environment | -5 to 50°C; RH max 100% | |
Dimensions | 163 x 40 x 26mm | |