Fiber optic temperature sensing, FOTS is a temperature measurement technology based on optical fiber transmission signals, which utilizes the physical properties of optical fibers to achieve the transmission and measurement of temperature signals. The temperature sensing fiber optic sensor consists of a fiber optic transmission module and a temperature sensing head, which can measure temperature at any position and in any environment.
1. High tensile strength, high compression resistance, bending resistance and other mechanical properties ensure the excellent optical properties of optical cables;
2. Simple structure, small outer diameter, excellent thermal conductivity, improving the performance of the entire system;
3. Using flame-retardant and environmentally friendly materials, it can meet the requirements of fire protection and other fire protection levels;
4. Fiber optic cables are soft and have good toughness, making them easy to install, lay out, and maintain in the future.
The characteristics and advantages of temperature sensing optical fibers are as follows:
1. High precision: Temperature sensing optical fibers can achieve high-precision temperature measurement with an error range of within 0.5 ° C, and the measurement results are reliable.
2. No electromagnetic interference: Temperature sensing optical fibers are not affected by electromagnetic interference and can be used in environments with high electromagnetic interference.
3. Long distance transmission: Temperature sensing optical fibers can achieve long-distance temperature measurement and signal transmission, with a transmission distance of several hundred kilometers.
4. Multipoint measurement: Temperature sensing optical fibers can achieve multi-point temperature measurement, and a fiber optic sensor can simultaneously measure temperatures at multiple locations.
5. Real time monitoring: Temperature sensing optical fibers can monitor temperature changes in real time and achieve automatic alarm and control.
6. Жогорку коопсуздук: Temperature sensing optical fibers do not require power supply, are safe and reliable, and do not generate sparks or other hazards.
7. Easy to install and maintain: Temperature sensing optical fibers can be installed and used in various environments without additional maintenance costs, and have a high service life.
Spiral steel tube armored temperature measurement optical cable
The spiral steel tube armored temperature measurement optical cable adopts a high-strength double-layer armored design, which has good mechanical properties such as tensile and compressive strength. This optical cable is widely used for fire temperature measurement in tunnels, fire temperature measurement in large industrial enterprises such as petrochemicals, steel, and coal, and health inspection of large buildings such as bridges and warehouses.
High thermal conductivity temperature measurement optical cable
The high thermal conductivity distributed temperature measurement optical cable has better thermal conductivity than general temperature measurement optical cables, and is suitable for most temperature measurement situations, especially for situations with high response time requirements.
High temperature resistant armored temperature measuring optical cable
The high-temperature resistant armored temperature measurement optical cable adopts PTFE, which extends its long-term use temperature to -60 ℃~150 ℃, and the maximum temperature can reach 200 ℃. The unique characteristics of materials such as fast thermal conductivity, high insulation resistance, wear resistance, chemical corrosion resistance, non hydrophilicity, and non hydrophilicity have greatly expanded the applicability of optical cables, which can be widely used in temperature measurement fields such as power and petrochemicals.
Non metallic high-temperature resistant temperature measuring optical cable
The non-metallic high-temperature resistant temperature measurement optical cable is made of polyimide high-temperature optical fiber, coated with a layer of polytetrafluoroethylene, reinforced with Kevlar in the middle, and protected with a layer of polytetrafluoroethylene on the outer sheath, which makes the optical cable have good mechanical properties. Кошумча, the optical cable is waterproof, corrosion-resistant, and high-temperature resistant, suitable for various harsh environments. The sensing fiber is a multimode fiber core that meets international standards and has excellent Raman scattering characteristics.
Recoverable elastic vibration sensing optical cable
The recoverable elastic vibration sensing optical cable is a specially designed vibration sensing optical cable. The optical cable is elastic and can be restored after bending, with high strength. When combined with a desensitization host, it greatly avoids false alarms and missed alarms. Кошумча, the optical cable is protected by steel wire twisted armor, which has high-performance characteristics such as tensile strength, compression resistance, anti torsion, anti rodent bite, anti knife cutting, soft and tough. It is suitable for use in various harsh environments such as underground burial and hanging nets.
Armored wiring optical cable
Armored wiring optical cable is composed of optical fiber, stainless steel spiral tube, Kevlar, stainless steel braided mesh, and outer sheath. Fiber optic cables have excellent mechanical properties, are easy to wiring and subsequent processing, and are excellent transmission media in the field of communication. The product is widely used in national defense communication, broadcasting and television systems, building intelligent control, power control systems, transportation communication systems, urban area networks, and local area networks.
Spiral steel tube armored vibration optical cable
The high thermal conductivity distributed temperature measurement optical cable has better thermal conductivity than general temperature measurement optical cables, and is suitable for most temperature measurement situations, especially for situations with high response time requirements.
Universal vibration sensing optical cable