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- Piezometers
- Inclinometers
- Strain Gauges
- Data Loggers
- Displacement Transducers
- Extensometers
- Settlement Sensors
- Pressure Cells
- Load Cells
- Tiltmeters · Pendulums
- Readouts
- Visualization Software
- Stressmeters
- Distributed Fiber Optic Sensors
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Resources
Catalog · Data Sheets
Instrumentation Catalog (.pdf format)
Instrumentation Catalog
| Description | Revision: | Date: |
|---|---|---|
| Full-color instrumentation catalog containing the primary GEOKON product lines | Rev. B | 04.2025 |
Product Data Sheets (.pdf format)
New and recently updated (within the last 6 months) files are shown with shaded background and bold revision, date and size.
If you have any difficulties viewing our data sheets (PDF files), please see this article: Acrobat Help. If this doesn’t resolve the issue, please contact GEOKON to request a copy via email.
Strain Gauges
| Model Number/Description | Revision: | Date: |
|---|---|---|
| 3900 Embedment Strain Gauge | Rev. E.1 | 03.2022 |
| 4000 Vibrating Wire Arc Weldable Strain Gauge | Rev. H.1 | 05.2024 |
| ST-350 Dynamic Strain Transducer | Rev. C | 05.2023 |
| 4100 Series Vibrating Wire Spot-Weldable Strain Gauges | Rev. I.2 | 12.2024 |
| 4200 Series Vibrating Wire Concrete Embedment Strain Gauges | Rev. J.4 | 05.2024 |
| 4435 Vibrating Wire Soil Extensometer | Rev. C.1 | 09.2024 |
| 4911/4911A Vibrating Wire Rebar Strain Meters (“Sister Bars”) | Rev. G | 03.2023 |
| 3911/3911A Electrical Resistance Type Rebar Strain Meters (“Sister Bars”) | Rev. B | 10.2021 |
Displacement Transducers
| Model Number/Description | Revision: | Date: |
|---|---|---|
| 4400 Series Vibrating Wire Displacement Transducers | Rev. P.3 | 03.2024 |
| 4415 3D Crackmeter | Rev. C.3 | 05.2023 |
| 4430 Vibrating Wire Deformation Meter | Rev. D | 08.2023 |
| 4435 Vibrating Wire Soil Extensometer | Rev. C.1 | 09.2024 |
Extensometers
| Model Number/Description | Revision: | Date: |
|---|---|---|
| 1100 Rod Type Borehole Extensometer | Rev. A.1 | 01.2024 |
| 1300 (A-9) Retrievable Extensometer | Rev. H | 10.2023 |
| 1610 GEOKON/Ealey Tape Extensometer | Rev. F | 09.2023 |
| 1800 Telltales | Rev. A.4 | 11.2023 |
| 1900 Magnetic Extensometer | Rev. I.2 | 01.2024 |
| 1950 Settlement Points (Borros Type) | Rev. E.1 | 11.2024 |
Piezometers
| Model Number/Description | Revision: | Date: |
|---|---|---|
| 4500 Series Vibrating Wire Piezometers and Pressure Transducers | Rev. O.3 | 05.2024 |
| 4500CR Corrosion Resistent Piezometers and Pressure Transducers | Rev. A.5 | 08.2024 |
| 4500HT • 4500HHT High Temperature Piezometer and Pressure Transducers | Rev. H | 10.2023 |
| 4500MLP Multilevel Piezometer | Rev. H | 10.2023 |
| 4590 Casagrande Standpipe Piezometer | Rev. E | 05.2023 |
| 4675LV Vibrating Wire Weir Monitor | Rev. E.1 | 05.2024 |
Settlement Sensors
| Model Number/Description | Revision: | Date: |
|---|---|---|
| 4600 Series Vibrating Wire Settlement Systems | Rev. O | 04.2022 |
| 4625 Settlement Plate | Rev. C | 07.2022 |
| 3655 • 4655 Multipoint Settlement Systems | Rev. C | 07.2023 |
| 4675OC Precision Settlement Monitoring System | Rev. C | 11.2022 |
Pressure Cells
| Model Number/Description | Revision: | Date: |
|---|---|---|
| 4800 Series Earth Pressure Cells | Rev. J | 12.2023 |
| 4815 Series Pressure Cells, Granular Soils | Rev. B | 04.2019 |
| 4850 NATM Style Shotcrete Stress Cell | Rev. M | 11.2022 |
Load Cells
| Model Number/Description | Revision: | Date: |
|---|---|---|
| 3000 Series Electrical Resistance Type Load Cells | Rev. C | 05.2023 |
| 4900 Series Vibrating Wire Load Cells | Rev. K.1 | 04.2022 |
| 4910 Vibrating Wire Instrumented Rockbolt | Rev. E | 05.2023 |
| 4915 Tension Load Cell | Rev. C | 08.2023 |
Inclinometers
| Model Number/Description | Revision: | Date: |
|---|---|---|
| GK-604D MEMS Digital Inclinometer | Spiral Indicator System | Rev. H.3 | 09.2024 |
| 6140 Vertical In-Place Inclinometer String | Rev. A.4 | 09.2024 |
| [FR] 6140 Chaîne IPI Verticale | Rev. A.4 | 09.2024 |
| [DE] 6140 Vertikaler IPI-Strang | Rev. A.4 | 09.2024 |
| [PT] 6140 Inclinômetro In-Place String Vertical | Rev. A.4 | 09.2024 |
| [SP] 6140 Cuerda IPI Vertical | Rev. A.4 | 09.2024 |
| 6180 Vertical In-Place Inclinometer System | Rev. A.6 | 09.2024 |
| 6185 Horizontal In-Place Inclinometer System | Rev. A.1 | 09.2024 |
| 6300 Vibrating Wire In-Place Inclinometer | Rev. H | 03.2023 |
| 6400 Glue-Snap ABS Inclinometer Casing | Rev. F | 06.2024 |
| 6500 Fiberglass Inclinometer Casing | Rev. F | 09.2023 |
| 6650 Inclinometer Casing | Rev. INIT | 09.2024 |
Tiltmeters • Pendulums
| Model Number/Description | Revision: | Date: |
|---|---|---|
| 6190 MEMS Tilt Sensors | Rev. A.3 | 09.2024 |
| 6195 Triaxial MEMS Tilt Beam | Rev. A.1 | 09.2024 |
| 6350 Vibrating Wire Tiltmeter | Rev. I | 03.2023 |
| 6850 Pendulum Readout | Rev. G.1 | 07.2024 |
Readouts
| Model Number/Description | Revision: | Date: |
|---|---|---|
| GK-404 Vibrating Wire Readout | Rev. F | 05.2023 |
| 404 Intrinsically Safe Vibrating Wire Readout | Rev. C | 06.2024 |
| GK-406 Vibrating Wire Analyzer | Rev. B.1 | 10.2023 |
| FPC-3 Field PC | Rev. A | 03.2024 |
| GK-502 Load Cell Readout | Rev. C | 06.2023 |
| 4999 Terminal Box | Rev. E | 05.2024 |
| 4999-12L/E LAB3 Surge Module | Rev. F | 02.2021 |
Dataloggers • Software
| Model Number/Description | Revision: | Date: |
|---|---|---|
| 8032 Multiplexer (MUX) | Rev. H | 05.2024 |
| 8600 Series Dataloggers | Rev. C.1 | 05.2024 |
| 8800 • 8900 Series GeoNet Wireless Mesh Loggers + Data Hosting System | Rev. A.8 | 01.2025 |
| 8910 GeoNet Wireless LoRa® Data Acquisition System | Rev. A.2 | 03.2025 |
| 8920 • 8930 • 8950 Series GeoNet Network Loggers + Data Hosting System | Rev. C.1 | 09.2024 |
| 8940 Series GeoNet Dataloggers | Rev. B.1 | 09.2024 |
| 8960 Series GeoNet Digital Vibrating Wire Interfaces | Rev. A.2 | 04.2024 |
| Agent Software (8800-GNA) | Rev. A | 10.2024 |
| 8020-30 Addressable Vibrating Wire Interface | Rev. D | 06.2024 |
| 8020-38 Addressable Bus Converter | Rev. A.1 | 01.2025 |
| 8020-59 Vibrating Wire Frequency to Analog Converter | Rev. C | 05.2022 |
Stressmeters
| Model Number/Description | Revision: | Date: |
|---|---|---|
| 3200 Hydraulic Borehole Pressure Cells | Rev. F | 02.2021 |
| 4300 Vibrating Wire Stressmeters | Rev. D | 01.2021 |
| 4350 Biaxial Stressmeter | Rev. D | 05.2023 |
| 4360 Soft Inclusion Stress Cell (SISC) | Rev. D.1 | 11.2024 |
| 4370 Concrete Stressmeter | Rev. E | 06.2024 |
| 5000 Borehole Deformation Gauge | Rev. D | 05.2023 |
Temperature
| Model Number/Description | Revision: | Date: |
|---|---|---|
| 3800 Thermistor Probe | Rev. A.2 | 10.2023 |
| 3810 Thermistor String | Rev. C | 04.2025 |
| 3810B Addressable Thermistor String | Rev. B.1 | 02.2025 |
| 4700 • 4700LT • 4700HT Vibrating Wire Temperature Sensors | Rev. G | 04.2024 |
Miscellaneous
| Model Number/Description | Revision: | Date: |
|---|---|---|
| 2100 Nold DeAerator™ | Rev. E | 06.2024 |
| Instrumentation Cables | Rev. H.3 | 01.2024 |