Features
Orion Lab Star PH111 benchtop pH meters measure pH or ORP with mV and temperature, feature a large backlit display for easy viewability, and offer small footprint to save bench space. The Orion Lab Star pH meter is ideal for simplified, budget-friendly lab testing and data recording.
Discover the award-winning Orion Lab Star PH111 pH/mV bench meter. Measure pH or ORP simultaneously with mV and temperature. 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. Use the onscreen stabilizing and ready indicators to help identify when pH meter and ORP meter readings are complete. View active pH, ORP and temperature calibration logs with date and time stamp, record key measurements using the 500-point data log with date and time stamp, and output all logs to a printer or computer.
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 Kits
- LSTAR1110 is the pH meter and stand option, which allows you to purchase your pH electrode separately
- 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
- LSTAR116 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
- LSTAR117 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
Specifications
| Description | Orion Lab Star PH111 bench pH/mV meter with stand |
| Data Management Details | Transfer single or all data points to printer or computer |
| Accuracy (pH) | ±0.005, ±1 LSD |
| Outputs | Computer or printer (STARA-106) |
| Accuracy (Temperature) | ±0.3°C/±0.5°F |
| Accuracy (mV) | ±0.2 or ±0.05%, whichever is greater |
| Includes | Meter with electrode stand, PC cable, universal power adapter |
| For Use With (Application) | Meter and Stand Option, Select and Purchase The Electrode Separately |
| Measurement Modes | pH with mV and Temperature, ORP with mV and Temperature |
| Calibration | pH, ORP and temperature |
| Range (pH) | -2 to 18 |
| Resolution (pH) | 0.001, 0.01, 0.1 |
| Calibration Points (pH) | 1 to 5 points |
| Range (mV) | ±2000.0 |
| Range (ORP) | ±2000.0 mV with ±250 mV offset |
| Resolution (mV) | 0.1 mV |
| Calibration Points | 1 (ORP) |
| Temperature Range (Metric) | -5.0°C to +105.0°C |
| Temperature Range (English) | 23.0°F to 221.0°F |
| Resolution (Temperature) | 0.1°C, 0.1°F |
| Temperature Selection | Manual or automatic with ATC temperature probe |
| Temperature Probe Calibration | 1 point temperature offset calibration |
| Display Type | LCD, 5 in. Backlit |
| Backlight Option | Yes |
| Memory | Non-volatile |
| Data Points | 500 with Date and Time Stamp |
| Log Function Type | Automatic with Auto-Read and Timed Read Modes, Manual with Continuous Read Mode |
| Alarm Output | Calibration reminder alarm |
| Inputs | BNC for pH or ORP, 8-pin MiniDIN for ATC |
| Certifications/Compliance | CE, TUV 3-1, FCC Class A |
| IP Rating | IP54 |
| AC Adapter | Universal 100-240 V 50/60 Hz power supply with twist-and-lock meter connection and interchangeable wall plugs for US/Japan, Euro, UK/Singapore, Australia/New Zealand and China outlets |
| Dimensions (L x W x H) | 198.3 x 155.2 x 61.7 mm, 7.81 x 6.11 x 2.43 in. |
| Weight (Metric) | 700 grams |
| Weight (English) | 1.54 lb. |
| Type | pH/mV Meter with Stand |
Related products
ATAGO PAL-3 Refractometer
ATAGO PAL-3 refractometer ensures quick, accurate Brix readings with automatic temperature compensation, durable glass prism, and IP65 water-resistant design.
- Automatic temperature compensation (ATC)
- Water calibration and easy cleaning (IP65)
- Accurate Brix readings in 3 seconds
- Durable optical glass prism
TSS Meter Portable
Hach Portable TSS Meter with multi-beam infrared technology ensures precise turbidity and solids measurement. Durable stainless steel probe with sapphire window resists harsh conditions.
- Measures turbidity, TSS, and sludge blanket levels
- Automatic air-bubble compensation for accuracy
- Durable stainless steel body with sapphire window
- Wide range: TSS 0.001–400 g/L, Turbidity 0.001–9999 FNU
Milwaukee Total Dissolved Solids Meter
Milwaukee Total Dissolved Solids Meter ensures accurate, fast water quality testing with automatic temperature compensation and digital LCD display. Ideal for labs.
- Measures Total Dissolved Solids (TDS) from 0–1999 mg/L (ppm)
- Ideal for aquariums, aquaculture, and water treatment
- Large, easy-to-read digital LCD screen
- Compact, lightweight, and portable design
PH Electrode Mettler Inlab Expert Pro-ISM
- Measures pH 0-14 accurately.
- Automatic sensor recognition feature.
- Durable PEEK shaft design.
- Wide 0°C-100°C temperature range.
Electrode for PH Meter
- Measures pH 0-14 accurately.
- Robust POM shaft design.
- BNC/RCA connector for compatibility.
- Low-maintenance gel electrolyte system.
The Electrode for pH Meter ensures accurate pH measurement (0-14) in water, beer, and soil samples. With a robust POM shaft and BNC/RCA connector, it operates within 0°C-80°C for reliable testing

Reviews
There are no reviews yet.