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 view ability 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 |
| 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 |
Specifications
| 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 |
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 view ability 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 |
| 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 |
Specifications
| 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 |
