Benchtop pH meter
- Thermo Scientific - Orion Lab Star PH111
- Budget-friendly pH meter for simplified pH and ORP testing
- Large 5” backlit display makes viewing measurements easy
- Small meter footprint savesvaluable bench space in your lab
- Date and time stamped logs support GLP compliance
Measure pH or ORP simultaneously with mV and temperature using the Orion Lab Star PH111 pH/mV bench meter. Featuring a large, backlit display for easy viewability and small footprint to save bench space, this pH meter is ideal for simplified, budget-friendly lab testing.
Orion Lab Star PH111 pH Meter Features
- Budget-friendly pH meter for simplified pH and ORP testing
- Display shows pH, mV and temperature simultaneously for accurate data recording
- Measure -2.000 to 18.000 pH, -2000.0 to +2000.0 mV and -5.0 to 105.0 °C or 23.0 to 221.0 °F to ensure comprehensive measurement capabilities
- Perform one to five point pH calibrations, one point ORP calibrations and one point temperature adjustment calibrations for proficient SOP compliance
- Large 5 inch backlit display makes viewing and recording measurements easy
- Small meter footprint saves valuable bench space in your lab
- Onscreen stabilizing and ready indicators help identify when readings are complete
- pH electrode condition icon helps ensure reliable electrode performance
- Date and time data stamped data and calibration logs support GLP compliance
- View active pH, ORP and temperature calibration logs with date and time stamp to ensure accurate, reproducible measurements
- Use 500-point data log with date and time stamp to record key measurements
- Output data and calibration logs to a printer or computer for long-term data storage
Meter and Meter Kits
- LSTAR1115 is the standard pH meter kit option, for common pH samples such as drinking water, tap water, buffers (non-TRIS) and general purpose student use
- LSTAR1116 is the easy-to-clean bio pH meter kit option, for pH samples containing TRIS buffers, proteins, sulfides, halides or other components that can interfere with silver-chloride; included refillable pH electrode is easy-to-clean and restore
- LSTAR1117 is the low-maintenance bio pH meter kit option, for pH samples containing TRIS buffers, proteins, sulfides, halides or other components that can interfere with silver-chloride; included gel-filled pH electrode is low-maintenance and easy to operate
- LSTAR1118 is the difficult sample pH meter kit option, for pH samples that are thick, viscous or semi-solid including foods, beverages, wastewaters, emulsions, soils, slurries, suspended solids or sludges
Item No. | Unit Size | Description | Includes |
LSTAR1110 | Each | Orion Lab Star PH111 bench pH/mV meter with stand | Meter with electrode stand, PC cable, universal power adapter |
LSTAR1115 | Each | Orion Lab Star PH111 pH/mV bench meter standard kit | 9157BNMD refillable epoxy-body pH/ATC electrode 916099 pH 4/7/10 buffer, storage and cleaning solution 60 mL kit meter with electrode stand, PC cable, universal power adapter |
LSTAR1116 | Each | Orion Lab Star PH111 pH/mV bench meter easy-to-clean bio kit | GD9156BNWP double junction refillable epoxy-body pH electrode 927007MD stainless steel ATC temperature probe 916099 pH 4/7/10 buffer, storage and cleaning solution 60 mL kit meter with electrode stand, PC cable, universal power adapter |
LSTAR1117 | Each | Orion Lab Star PH111 pH/mV bench meter low-maintenance bio kit | GD9106BNWP double junction gel-filled epoxy-body pH electrode 927007MD stainless steel ATC temperature probe 916099 pH 4/7/10 buffer, storage and cleaning solution 60 mL kit meter with electrode stand, PC cable, universal power adapter |
LSTAR1118 | Each | Orion Lab Star PH111 pH/mV bench meter difficult sample kit | 9165 BNWP Sure-Flow refillable epoxy-body pH electrode 927007MD stainless steel ATC temperature probe 916099 pH 4/7/10 buffer, storage and cleaning solution 60 mL kit meter with electrode stand, PC cable, universal power adapter |
Parameter | Description |
pH | |
Range | -2.000 to 18.000 pH |
Resolution | 0.1, 0.01, 0.001 pH |
Relative accuracy | ±0.005 pH ± 1 LSD |
Calibration points | 1 to 5 points |
Calibration method | Automatic buffer recognition with manual buffer entry option |
Calibration pH buffer sets | USA: 1.68, 4.01, 7.00, 10.01, 12.46 DIN: 1.68, 4.01, 6.86, 9.18, 12.46 |
Slope display | Yes |
mV / ORP | |
Range | ±2000 mV |
Resolution | 0.1 mV |
Relative accuracy | ±0.2 mV or ±0.05 % of the reading, whichever is greater |
Calibration points | 1 point |
Offset adjustment | Up to ±250 mV |
Temperature | |
Range | -5.0 to 105.0 ºC, 23.0 to 221.0 ºF |
Resolution | 0.1 ºC, 0.1 ºF |
Relative accuracy | ±0.3 ºC, ±0.5 ºF |
Calibration points | 1 point |
Offset adjustment | Up to ±5 ºC |
Features | |
Display | 5” backlit LCD |
Time and date | Yes |
Time format | 12 hour AM/PM or 24 hour |
Date format | Selectable, DD-MM-YYYY or MM-DD-YYYY |
Read types | Continuous, Auto-Read, Timed |
Timed interva | 5 seconds to 60 minutes |
Data log | 500 sets with time and date |
Calibration log | Active pH, ORP, temperature with time and date |
Calibration alarm | Yes, 1 to 168 hours or off |
Sleep mode | Yes, optional |
Self-test | Automatic with startup |
Memory | Non-volatile |
Input | BNC, ATC |
Data output | Computer or printer |
Data output format | CSV or print |
Warranty | 3 years |
Certifications | CE, cTUVus, FCC Class B, CES-001, KC, RCM |
Enclosure | IP-54 |
Power | 100-240 VAC, 50-60Hz, 9 DC adapter, 1.3A |
Dimensions (L x W x H) | 198.3 mm x 155.2 mm x 61.7 mm 7.81” x 6.11” x 2.43” |
Weight | 700 grams, 1.54 lbs |
Environmental conditions | |
Environmental conditions | Indoors |
Altitude | Up to 2,000 Meters |
Operating temperature | 5°C to 45°C |
Operating relative humidity | 5 to 85%, non-condensing |
Storage temperature | -20°C to 60°C |
Storage relative humidity | 5 to 85%, non-condensing |
Mains fluctuation | ±10% of range (100-240VAC) |
Installation category | II |
Pollution degree | 2 |
Protection class | III |
Can we help you?
min 10 ch