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Fiber Optic Distributed Acoustic Sensing Systems

FOTAS Series by SAMM Teknoloji

FOTAS is SAMM Teknoloji’s advanced DAS (Distributed Acoustic Sensing) platform that transforms standard fiber optic cables into intelligent sensing networks. Designed for perimeter protection, infrastructure security, and strategic defense, each FOTAS model delivers real-time detection of intrusion, digging, or tampering—across vast distances, with no need for power along the sensing cable. Whether you need single-point detection or dual-channel redundancy, there’s a FOTAS solution tailored to your mission.

D-5 Dual Channel

Edge Intelligence. No Server Needed.

FOTAS D-5 redefines smart perimeter defense. With two independent sensing channels and an embedded AI processor, D-5 operates autonomously—without the need for an external server. It offers cut-resilient configuration and real-time analysis onboard, making it perfect for tactical or remote deployments where reliability is non-negotiable.

FOTAS D-5 fiber optic distributed acoustic sensing system for perimeter security and early detection of threats.

D-5 Technical Details

Fiber Optic Cable Single-mode fiber optic cable
Detection Channels Two fiber channels of simultaneous, real-time and independent intrusion detection per device
Detection Distance 5 km
Sensing Technology Coherent Optical Time Domain Reflectometer (COTDR)
Artificial Intelligence Deep-learning-based intrusion detection algorithms optimize sensitivity and probability of detection. Locations can be changed with parameters to avoid nuisance alarms. Different algorithms exist for buried and fence applications. The system is hybridsince both are applicable.
Detection Resolution 10 m (32.8 ft) between detection points along sensing fiber (100 measurements per km of sensing fiber) 100 m (328 ft) minimum cable separation between individually reported disturbances (simultaneous)
System Interface Web 2.0
Cut Resilience and Redundancy You can still detect intrusions from the controller within 50m of a fiber optical cable cut. Detection can be within 50m on either side of a cable cut for a redundant loop configuration.
Sensor Sections Software configurable, independent sensor sections (detection zones)
Temperature Range Sensing Cable: -40~70 °C / D-5 Device: 0~40 °C (AC environment)
Data Storage 1 x 1TB internal NVMe
Power Supply Dual (for redundancy) power supplies. Hot-swappable (one power supply can be removed/replaced while the controller continues operating) 110 to 240 Vac, 47 to 63 Hz, auto-ranging
Power Consumption 85 W typical, 125 W max
Dimensions / Rack -Clearance / Weight 49 cm (19”) x 50 cm x 8.9 cm(2U),
Laser Safety Class Class 1 (IEC 60825-1, 21CFR1040.10), shutoff: key switch on front panel
Regulatory Certification ISO9001 accredited design and manufacturing is CE certified (Electromagnetic compatibility Directive (EMC) 2014/30/EU (EN 55032:2015 Class A, EN IEC 61000-3-2:2019+A1:2019, EN 61000-3-3:2013+A1:2019, EN 55035:2017+A1:2020,EN 61000-4-2:2009, EN 61000-4-3:2020, EN 61000-4-4:2012, EN 61000-4-5:2014+A1:2017, EN 61000-4-6:2014, EN 61000-4-8:2010,EN 61000-4-11:2020), The low voltage directive (LVD) (2014/35/EU), (IEC 62368-1:2018, EN IEC 62368-1:2020 + A11:2020, Functional Safety (SIL-2 Certification (IEC 61508 Standard)

S-10 Single Channel

Compact, Efficient, Proven.

The FOTAS S-10 is a high-performance DAS unit built for security-critical environments where compactness and simplicity matter. It monitors long stretches of fences or pipelines and instantly detects unauthorized crossings, interference, or digging attempts. Reliable and easy to deploy, S-10 is the ideal entry-level solution for early-warning applications with a single optical channel.

FOTAS S-10 fiber optic distributed acoustic sensing system for perimeter security and early detection of threats.

S-10 Technical Details

Fiber Optic Cable Single-mode fiber optic cable
Detection Channels Single fiber channel of real time independent intrusion detection
Detection Distance 10 km
Sensing Technology Coherent Optical Time Domain Reflectometer (COTDR)
Artificial Intelligence Deep-learning-based intrusion detection algorithms optimize sensitivity and probability of detection. Locations can be changed with parameters to avoid nuisance alarms. Different algorithms exist for buried and fence applications. The system is hybridsince both are applicable.
System Interface Web 2.0
Sensor Sections Software configurable, independent sensor sections (detection zones).
Temperature Range Sensing Cable: -40~70 °C / S-10 Device: 0~40 °C (AC environment)
Power Supply 110 to 240 Vac, 47 to 63 Hz, auto ranging.
Dimensions / Rack -Clearance / Weight 49 cm (19”) x 50 cm x 8.9 cm(2U)
Laser Safety Class Class 1 (IEC 60825-1, 21CFR1040.10), shutoff: key switch on front panel.
Regulatory Certification ISO9001 accredited design and manufacturing is CE certified (Electromagnetic compatibility Directive (EMC) 2014/30/EU (EN 55032:2015 Class A, EN IEC 61000-3-2:2019+A1:2019, EN 61000-3-3:2013+A1:2019, EN 55035:2017+A1:2020, EN 61000-4-2:2009, EN 61000-4-3:2020, EN 61000-4-4:2012, EN 61000-4-5:2014+A1:2017, EN 61000-4-6:2014, EN 61000-4-8:2010, EN 61000-4-11:2020) The low voltage directive (LVD) (2014/35/EU) (IEC 62368-1:2018, EN IEC 62368-1:2020 + A11:2020), Functional Safety (SIL-2 Certification (IEC 61508 Standard)

D-30 Dual Channel

Scalable Security for Expansive Operations.

FOTAS D-30 brings dual-channel detection and unmatched scalability to DAS. With the ability to monitor from a few kilometers up to thousands, it provides end-to-end protection for long linear assets such as borders, highways, or pipelines. Its redundant architecture ensures continuous operation—even in the event of cable damage.

FOTAS D-30 fiber optic distributed acoustic sensing system for perimeter security and early detection of threats.

D-30 Technical Details

Fiber Optic Cable Single-mode fiber optic cable
Detection Channels Two fiber channels of simultaneous real-time independent intrusion detection per device
Detection Distance 30 km
Sensing Technology Coherent Optical Time Domain Reflectometer (COTDR)
Artificial Intelligence Deep-learning-based intrusion detection algorithms optimize sensitivity and probability of detection. Locations can be changed with parameters to avoid nuisance alarms. Different algorithms exist for buried and fence applications. The system is hybridsince both are applicable.
System Interface Web 2.0
Temperature Range Sensing Cable: -40~70 °C / D-30 Device: 0~40 °C (AC environment)
Power Supply 110 to 240 Vac, 47 to 63 Hz, auto ranging
Dimensions / Rack -Clearance / Weight 49 cm (19”) x 50 cm x 8.9 cm(2U)
Laser Safety Class Class 1 (IEC 60825-1, 21CFR1040.10), shutoff: key switch on front panel
Regulatory Certification ISO9001 accredited design and manufacturing is CE certified (Electromagnetic compatibility Directive (EMC) 2014/30/EU (EN 55032:2015 Class A, EN IEC 61000-3-2:2019+A1:2019, EN 61000-3-3:2013+A1:2019, EN 55035:2017+A1:2020,EN 61000-4-2:2009, EN 61000-4-3:2020, EN 61000-4-4:2012, EN 61000-4-5:2014+A1:2017, EN 61000-4-6:2014, EN 61000-4-8:2010,EN 61000-4-11:2020), The low voltage directive (LVD) (2014/35/EU), (IEC 62368-1:2018, EN IEC 62368-1:2020 + A11:2020, Functional Safety (SIL-2 Certification (IEC 61508 Standard) Functional Safety (SIL-2 Certification (IEC 61508 Standard)
FOTAS D-50 Fiber Optic Distributed Acoustic Sensing system provides advanced intrusion detection capabilities, using dual detection channels for enhanced cut resilience and real-time monitoring.

D-50 Dual Channel

Enterprise-Grade, Mission-Proven.

Designed for large-scale, high-risk environments, the FOTAS D-50 offers dual-channel reliability, superior signal processing, and expanded coverage capacity. It is built to deliver uninterrupted monitoring across critical infrastructures—whether in energy, defense, or national security.

S-50 Technical Details

Fiber Optic Cable Single-mode fiber optic cable
Detection Channels Single fiber channel of real time independent intrusion detection
Sensing Technology Coherent Optical Time Domain Reflectometer (COTDR)
Artificial Intelligence Deep-learning-based intrusion detection algorithms optimize sensitivity and probability of detection. Locations can be changed with parameters to avoid nuisance alarms. Different algorithms exist for buried and fence applications. The system is hybridsince both are applicable.
System Interface Web 2.0
Sensor Sections Software configurable, independent sensor sections (detection zones)
Temperature Range Sensing Cable: -40~70 °C / S-50 Device: 0~40 °C (AC environment)
Power Supply 110 to 240 Vac, 47 to 63 Hz, auto ranging.
Dimensions / Rack -Clearance / Weight 49 cm (19”) x 50 cm x 8.9 cm(2U),
Laser Safety Class Class 1 (IEC 60825-1, 21CFR1040.10), shutoff: key switch on front panel
Regulatory Certification ISO9001 accredited design and manufacturing is CE certified (Electromagnetic compatibility Directive (EMC) 2014/30/EU (EN 55032:2015 Class A, EN IEC 61000-3-2:2019+A1:2019, EN 61000-3-3:2013+A1:2019, EN 55035:2017+A1:2020,EN 61000-4-2:2009, EN 61000-4-3:2020, EN 61000-4-4:2012, EN 61000-4-5:2014+A1:2017, EN 61000-4-6:2014,EN 61000-4-8:2010, EN 61000-4-11:2020)The low voltage directive (LVD) (2014/35/EU)(IEC 62368-1:2018, EN IEC 62368-1:2020 + A11:2020), Functional Safety (SIL-2 Certification (IEC 61508 Standard)
FOTAS S-50 fiber optic distributed acoustic sensing system for perimeter security and early detection of threats

S-50 Single Channel

Extended Range. Enterprise Performance.

Building on the S-10’s success, the FOTAS S-50 offers enhanced range and signal clarity in the same streamlined single-channel configuration. Ideal for critical infrastructure and border protection, S-50 ensures early threat detection with pinpoint accuracy—protecting assets over several kilometers with minimal infrastructure.

D-50 Technical Details

Fiber Optic Cable Single-mode fiber optic cable
Detection Channels Two fiber channels of simultaneous real-time independent intrusion detection per device
Detection Distance 50 km
Sensing Technology Coherent Optical Time Domain Reflectometer (COTDR)
Artificial Intelligence Deep-learning-based intrusion detection algorithms optimize sensitivity and probability of detection. Locations can be changed with parameters to avoid nuisance alarms. Different algorithms exist for buried and fence applications. The system is hybridsince both are applicable
System Interface Web 2.0
Sensor Sections Software configurable, independent sensor sections (detection zones)
Temperature Range Sensing Cable: -40~70 °C / D-50 Device: 0~40 °C (AC environment)
Power Supply 110 to 240 Vac, 47 to 63 Hz, auto ranging
Dimensions / Rack -Clearance / Weight 49 cm (19”) x 50 cm x 8.9 cm(2U)
Laser Safety Class Class 1 (IEC 60825-1, 21CFR1040.10), shutoff: key switch on front panel
Regulatory Certification ISO9001 accredited design and manufacturing is CE certified (Electromagnetic compatibility Directive (EMC) 2014/30/EU (EN 55032:2015 Class A, EN IEC 61000-3-2:2019+A1:2019, EN 61000-3-3:2013+A1:2019, EN 55035:2017+A1:2020,EN 61000-4-2:2009, EN 61000-4-3:2020, EN 61000-4-4:2012, EN 61000-4-5:2014+A1:2017, EN 61000-4-6:2014, EN 61000-4-8:2010,EN 61000-4-11:2020), The low voltage directive (LVD) (2014/35/EU), (IEC 62368-1:2018, EN IEC 62368-1:2020 + A11:2020) Functional Safety (SIL-2 Certification (IEC 61508 Standard)