FBG Sensors
HT-Tube500 is a well insertion temperature sensor for industrial harsh environments with operating temperatures up to 500°C. Its rugged metallic package (5 mm typical diameter) holds a cascade of FBGs, which provides temperature profile along the sensor length with millimeter scale spatial resolution.HT-Tube500
In Well High Temperature FBG Sensor
In Well High Temperature FBG Sensor
- Machine Condition Monitoring
- Power Plants Transformers
- Chemical Processes
- Conveyor Systems
- High Temperature Environments
Physical specifications:
| Sensor Construction | Loose Tube |
| Dimension (φ x L) | Tube diameter and sensor length to suit application |
| Package material | Stainless steel AISI 304 |
| Fixing method | Swagelok, Glue |
Optical specifications:
| Fiber Type | Single-mode SMF-28 9/125 μm |
| FBG Wavelength (CWL) | 1510 – 1590 nm |
| FBG Bandwidth (FWHM) | 0.25 nm |
| FBG Peak Reflectivity (R) | > 50 % |
| Side Lobe Suppression Ratio (SLSR) | > 15dB |
| Sensors Spacing (D) | > 7 mm (Customizable) |
| Sensors Number | Custom to suit application |
| Measurement Range | -50 to 500 °C |
| Sensor Resolution | 0.1 °C * |
| Sensor Accuracy | 0.5 °C * |
| Cable Length and Connector | to suit application |
Download Datasheet
HT-Flex500 is a flexible temperature sensor for harsh environments with operating temperatures up to 500°C. Its stainless steel flexible capillary tube (0.7 mm typical diameter) holds a cascade of FBG sensors, which enables both surface and embedded installations, even within extremely small wells.HT-Flex500
Flexible High Temperature FBG Sensor
Flexible High Temperature FBG Sensor
- Machine Condition Monitoring
- Power Plants Transformers
- Chemical Processes
- Conveyor Systems
- High Temperature Environments
Physical specifications:
| Sensor Construction | Capillary Loose Tube |
| Dimension (φ x L) | 0.7 mm x L (Sensor Length to suit application) |
| Flexibility | Down to 300 mm diameter |
| Package material | Stainless steel AISI 304 |
Optical specifications:
| Fiber Type | Single-mode SMF-28 9/125 μm |
| FBG Wavelength (CWL) | 1510 – 1590 nm |
| FBG Bandwidth (FWHM) | 0.25 nm |
| FBG Peak Reflectivity (R) | > 50 % |
| Side Lobe Suppression Ratio (SLSR) | > 15dB |
| Sensors Spacing (D) | > 7 mm (Customizable) |
| Sensors Number | Custom to suit application |
| Measurement Range | -50 to 500 °C |
| Sensor Resolution | 0.1 °C * |
| Sensor Accuracy | 0.5 °C * |
| Cable Length and Connector | to suit application |
Download Datasheet
