DTSX3000 is an integrated optical fiber sensing system designed to provide the most accurate distributed temperature measurements over long distances while reducing operating costs and increasing production.
Built on Yokogawa’s PLC & SCADA process control platforms, DTSX3000 is the only distributed temperature sensing system to also offer programmable logic capabilities. It features an intelligent, modular design that monitors changes in the temperature and notifies the operator of problems early on.
Features
Easy to Integrate in Process Control System
Yokogawa is the only supplier that can provide an integrated automation solution with DTSX3000, DCS, SCADA, Field Instruments and outdoor housing.
Wide Temperature Range
Primarily used for temperature sensing, the compact hardware platform offers a wide range of temperature measurements up to 50km. The DTSX3000 can be used in all regions worldwide with an Operating Temperature of -40 °C to +65 °C.
Compact and Low Power Consumption
Because of its low power consumption capability, DTSX3000 can be installed in remote areas running on solar power.
Modular Design
The DTSX3000 modular design allows interchangeable configurations up to 16 fiber optic channels, control I/O module and various power supply options.
Applications
The DTSX3000 is designed for Oil & Gas conventional and unconventional in-well applications, LNG and Refinery facilities, leak detection, and other thermal monitoring applications.
- Conveyor Belt Fire Detection
- Duct Fire Detection
- Power Cable Monitoring for Overheating
- Bus Bar Monitoring for Overheating
- Leak Detection
- Furnace Monitoring for Safety and CBM
- Maximizing variable speed drive efficiency
DTS Technology
All light interacts with matter! For example, imagine standing in a pitch black garage with no external light source. Inside this garage is a bright red sports car. Needless to say, you cannot see the sports car or the color of the sports car itself. However, when you turn on the lights to the garage, you can immediately see the light source reflecting the bright red color off the car. The light that is bouncing off the red sports car is only bouncing off the "red" spectrum, therefore, your eyes see the sports car as, well, red.
This phenomenon is also true when you shoot a pulse of light (laser pulse) off of a molecule, in this case, the fiberglass molecule in the optical fiber cable. When the light source enters the optical fiber cable, most of the light bounces (backscatter) back unchanged (no change in wavelength). However, a small amount of that light shifted/changed. That shift/change from the light source is called Raman Scatter. Since Raman Scatter is thermally influenced by temperature, the intensity depends on temperature. Distributed temperature sensing is capturing the shift/change from the propagating light pulse and measuring the intensities between the two signal components (stokes and anti-stokes).
The Raman signal is the signal used for evaluation of temperature. It is sufficiently strong and has a unique temperature dependence. Its wavelength is also shifted substantially (about 40/Nm) from the main Rayleigh peak, thereby allowing the dominant Rayleigh and Brillouin peaks to be filtered out.
The Raman signal is comprised of the so-called “Stokes” and “anti-Stokes” bands. The Stokes band at the higher wavelengths (redshifted) is stable with little temperature sensitivity. The anti-Stokes band at the lower wavelengths (blue shifted) exhibits a temperature sensitivity, where the higher the energy within the band, the higher the temperature and vice versa. A ratio of the energy or area within the Anti-Stokes band to that of the Stokes band can be simply related to the temperature of the fiber optic line at the depth where the signal originated.
Details
DTSX3000 Specifications
Refer to the General Specifications for detailed specifications.
Item | Specifications | ||||||
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Distance range suffix code | -S | -N | -M | -L | |||
Distributed temperature measurement |
Distance | Measurement distance range (km) | 6,10 | 6,10,16 | 6, 10, 16, 20, 30 |
6, 10, 16, 20, 30, 50 |
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Sampling resolution | 0.5 m, 1 m, 2 m | ||||||
Spatial resolution | 1 m or less | ||||||
Temperature | Measurement temperature range | -200 to +300 °C | |||||
Temperature resolution (10-minutes measurement, 1 σ, without optical switch |
Distance range | 10 km | 16 km | 30 km | 50 km | ||
Max. Value | 0.03 °C | 0.06 °C | 0.2 °C | 2.6 °C | |||
Typical Value | 0.02 °C | 0.03 °C | 0.1 °C | 1.6 °C | |||
Sensor optical fiber | Optical fiber | 50 / 125 μm GI closed end, non-reflection required |
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Optical connector | E2000 / APC | ||||||
Interface | Serial (RS-232C) | 3 ports, non-isolated, RJ45 modular jacks Full duplex, asynchronous |
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Serial 1: Function: Communication (Modbus) Baud rate: 1.2, 2.4, 4.8, 9.6, 19.2, 38.4, 57.6, 115.2 kbps |
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Serial 2: Function: Communication (Modbus) Baud rate: 1.2, 2.4, 4.8, 9.6, 19.2, 38.4 kbps |
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Serial 3: Function: Maintenance (Private) |
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Network Interface | LAN | 1 port, 10 BASE-T or 100 BASE-TX, RJ45 modular jacks, automatic negotiation, automatic MDI, with power switch (ON/OFF) |
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Display | LEDs: HRDY, RDY, LASER ON | ||||||
Power supply | Consumption | Operating mode | 16 W | ||||
Power save mode | 2.1 W | ||||||
Dimensions (W x H x D) | 197.8 x 132.0 x 162.2 mm (6 slots width) | ||||||
Weight | 2.5 kg |
Specifications
Item | Specifications | |||
---|---|---|---|---|
Model | DTOS2 | DTOS4 | DTOS16 | |
Insertion loss | 0.8 db (Typical) 1.4 dB (Max.) |
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Distributed temperature measurements | Measurement type |
Single end, Double end | ||
Sensor optical fibers | Optical fiber | 50/125 μm GI closed end, non-reflection required | ||
Optical connector | E2000/APC | |||
Optical channels | 2 channels | 4 channels | 16 channels | |
Interface | Control | Controlled by DTSX3000 | ||
Display | LEDs: HRDY, RDY, Alarm, Active channel | |||
Power supply | Consumption |
Operating 4 W |
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Dimensions (W x H x D) | 71.65 x 130.0 x 160.3 mm (2 slots width) | |||
Weight | 0.63 kg | 0.65 kg | 0.75 kg |
Note: As a guideline, the module should be replaced periodically every 4.7, 6, and 9.5 years for continuous operation of 15-second, 20-second and 30-second measurements, respectively.
Regulatory Compliance and Conformity to Standards
Item | Specifications | |
---|---|---|
Safety Standards | CSA C22.2 No. 61010-1-04 EN 61010-1:2010 EN 61010-2:2010 |
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EMC Standards | CE Marking | EN 55011:2009 +A1 :2010 Class A Group 1 EN 61000-6-2:2005 EN 61000-3-2:2006 +A1: 2009 +A2: 2009 EN 61000-3-3:2008 |
RCM | EN 55011:2009 +A1 :2010 Class A Group 1 | |
KC Marking | Korea Electromagnetic Conformity Standard | |
Laser safety | Class | IEC 60825-1/2007. EN60825-1 Class1M |
FDA (CDRH) | 21CFR Part 1040.10 | |
Standards for Hazardous Location Equipment |
FM Non-Incendive | Class I, Division 2, Groups A, B, C, D T4 FM 3600-2011 FM 3611-2004 FM 3810-2005 |
ATEX Type "n" | II 3G Ex nA ic [op is] II C T4 Gc X EN 60079-0:2009, 2012 EN 60079-11:2012 EN 60079-15:2010 EN 60079-28:2007 |
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CSA (Non-Incendive) | Class I, Division 2, Groups A, B, C, D T4 C22.2 No. 0-10 CAN/CSA-C22.2 No. 0.4-04 C22.2 No. 213-M1987 TN-078 |
Note: Under EU legislation, the manufacturer and the authorized representative in EEA (European Economic Area) are indicated below: Manufacturer: YOKOGAWA Electric Corporation (2-9-32 Nakacho, Musashino-shi, Tokyo 180-8750, Japan). Authorised representative in EEA: Yokogawa Europe B.V. (Euroweg 2, 3825 HD Amersfoort, The Netherlands).
DTSX3000 Module Base (Required)
The base module for DTSX3000 is used for mounting various function modules including the DTSX3000 distributed temperature sensor, power supply modules, optical switch modules and CPU I/O modules
Optical Switch Module (Required)
Installing an optical switch module (2, 4 or 16-channel model) allows monitoring of multiple optical fibers using a single DTSX3000 system.
- DTOS2: 2 channel Optical Switch Module
- DTOS4: 4 channel Optical Switch Module
- DTOS16: 16 channel Optical Switch Module
Power Supply Module (Required)
- NFPW426: 10 to 30 VDC
- NFPW441: 100 to 120 VAC
- NFPW442: 220 to 240 VAC
- NFPW444: 21.6 to 31.2 VDC
CPU I/O Module (Optional)
Installation of a CPU I/O module allows for additional control capability on the DTSX3000.
- NFCP050: 12 AI, 2 AO, 16 DI, 8 DO, 2 PI, 1 AI for battery monitoring
DTSX3000
Model and Suffix Codes
Description | ||
---|---|---|
Model | DTSX3000 | Distributed Temperature Sensor |
Suffix Codes | -S | 10km range |
-N | 16km range | |
-M | 30km range | |
-L | 50km range | |
0 | Standard type | |
5 | Non explosion proof | |
E | Explosion proof | |
E | E2000/APC | |
N | Basic type | |
G | With ISA Standard G3 option |
DTSX3000 Module Base (same as DTSX200 Module Base)
Model and Suffix Codes
Description | ||
---|---|---|
Model | DTSBM10 | Base module for DTSX200 |
Suffix Codes | -N | Standard type |
0 | Standard type | |
9 | EAC mark | |
N | Basic type | |
G | With ISA Standard G3 option |
Optical Switch Module
Model and Suffix Codes
Description | ||
---|---|---|
Model | DTOS2L | Optical Switch module 2ch |
DTOS4L | Optical Switch module 4ch | |
DTOS16L | Optical Switch module 16ch | |
Suffix Codes |
-N | Standard type |
5 | Non-explosion proof | |
E | Explosion proof | |
E | E2000/APC | |
N | Basic type | |
G | With ISA Standard G3 option |
Power Supply Module
Model | Reference (Input voltage range) |
---|---|
NFPW426 | 10 to 30 VDC |
NFPW441 | 100 to 120 VAC |
NFPW442 | 220 to 240 VAC |
NFPW444 | 21.6 to 31.2 VDC |
The development of unconventional resources, such as heavy oil, oil sands and shale gas has been progressing in line with the increase in global energy demand. DTSX3000 can measure the temperature distribution along an optical fiber with a length of several kilometers are being applied to extraction of unconventional resources. DTSX3000 maximizes oil/gas extraction by providing real time continuous temperature measurement through different injection dynamics. In addition to well optimization, DTSX3000 provides critical data that help monitor and detect wellbore conditions for leaks, water penetration and gas breakthrough. DTSX3000 also provides control capability (measurement of flow, pressure, temperature, valve position, etc.) on top of fiber optic temperature measurement. More importantly, compared to conventional wellbore monitoring technology, DTSX3000 is more robust, cost effective and accurate.
Features | Benefits |
---|---|
Ultra low power consumption: 10W | Perfect for solar application in remote areas |
Operating temperature range: -40 dec C to 65 dec C | Perfect for rugged environment without cooling or heating |
Fiber optic cable sensor | Provides a complete and continuous profile of the downhole well |
Control capability with NFCP050 module | Monitor and control external devices such as flow, pressure, valve position, temperature, etc. |
Wide range of communication protocols | Connect to existing DCS, PLC, DAQ and wireless interface |
6km optical fiber = 6,000 points! | Cost effective way of measuring temperature compared to traditional sensor technology |
Yokogawa DTSX3000 can protect the infrastructure of existing power line/cable and reduce cost by monitoring the thermal dynamics of the power transmission and distribution line. By measuring the temperature of the power line, power grid operators can maximize the usable capacity of the power current by avoiding power cable damage and extending the cable life by maintaining optical power current. More importantly, operators can identify hot spots, fire breakout and location of fire along the entire grid. DTSX3000 minimizes the potential power grid network outages and streamlines preventative maintenance process. Because of its immunity to electromagnetic interference, DTSX3000 is ideal for high voltage, high noise environment. DTSX3000 is designed to deploy in the following environments:
- Underground power cables
- Subsea power cables
- Overhead power lines
- Distribution station
- Substations
Features | Benefits |
---|---|
Isolation from electromagnetic interference | Fiber optic is isolated from electrical magnetic current |
Real time temperature measurement and monitoring | Measure and monitor real time power grid/cable temperature |
Measure and monitor multiple power circuits/cables | Up to 16 channels of optical switch can be connected |
Report and data analysis | Access historical data using HTTP, SFTP or web browser |
Wide range of communication protocols | Connect to existing DCS, PLC, DAQ and wireless interface |
6km optical fiber = 6,000 points! | Cost effective way of measuring temperature compared to traditional sensor technology |
Yokogawa DTSX3000 offers superior pipeline leak detection by using fiber optic solutions that provide a complete temperature profile along the entire length of a pipeline. When a leak occurs anywhere along the pipeline, a localized temperature change is produced at that specific location. The optical fiber cable, due to its close proximity to the pipeline, has adequate thermal contact and can provide accurate temperature readings. By compar+7-ing every new temperature profile scan acquired against a reference profile taken under normal conditions, it is possible to detect temperature anomalies which may indicate a possible pipeline failure or external extrusion which might result in or be an actual break. DTSX3000 is designed to deploy in the following applications:
- Gas pipelines: Ammonia, natural gas, carbon dioxide
- Liquid pipelines: Crude oil, heated oil, gasoline, PNG, LNG, brine, steam
A leak induced temperature change can be either from a localized cooling or heating. For leaks occurring in pipelines carrying crude oil and other similar products, it is expected that a localized warming will result from a leak as it is often a common practice to transport the crude at a warm temperature to reduce its viscosity.
Leaks in pressurized gas pipelines or those carrying LNG or other cryogenic products, a localized cooling effect will be observed as a result of the Joule Thompson effect, whereby a rapidly expanding gas under pressure lowers the surrounding temperature.
Feature | Benefits |
---|---|
1m special resolution | Identify the exact location of the leak/failure |
Up to 0.1°C temperature resolution | Possible leak detection within the first 1 minute of occurrence * |
Fiber optic cable sensor | Real time, accurate and continuous detection of gas, oil and fuel pipeline leaks |
Report and data analysis | Access historical data using HTTP, SFTP or web browser |
Wide range of communication protocols | Connect to existing DCS, PLC, DAQ and wireless interface |
6km optical fiber = 6,000 points! | Cost effective way of measuring temperature compared to traditional sensor technology |
* Assuming appropriate scan rate and data refresh intervals are used
Early fire detection to critical process and environment is an important component to any safety system. A blazing fire has devastating consequences to important assets, products and most importantly, human lives. Furthermore, the cost of downtime due to fire leads to lost opportunities and costly repairs. Discrete sensor technology often fails due to the surrounding environment conditions such as dust, humidity, heat and corrosion. In addition, it is expensive to maintain a conventional sensor technology due to constant repair. Yokogawa's DTSX3000 is designed to detect fire in critical assets under the most extreme conditions and offers unmatched reliability, performance and cost savings.
Yokogawa's DTSX3000 is designed to deploy in the following fire detection applications:
- Conveyor belts carrying important goods
- Tank farms
- Cable trays
- Underground tunnels
- Pipelines (underground, above ground)
- Nuclear facilities
- Mining, Refinery
Feature | Benefits |
---|---|
1m special resolution | Identify the exact location of the fire |
Up to 0.1°C temperature resolution | Possible fire detection within the first 10 seconds of occurrence * |
Fiber optic cable sensor | Unlike discrete sensor or IR camera, fiber optic cable eliminates "blind spots" |
Coated fiber optic cable | Immune to dust, humidity, corrosion and dirt |
Report and data analysis | Access historical data using HTTP, SFTP or web browser |
Wide range of communication protocols | Connect to existing DCS, PLC, DAQ and wireless interface |
6km optical fiber = 6,000 points! | Cost effective way of measuring temperature compared to traditional sensor technology |
* Assuming appropriate scan rate and data refresh intervals are used
DTFB10 Optical Fiber Test Box
The optical fiber for DTSX is used for checking the operation of both DTSX200 and DTSX3000 units.
DTRK10 Rack Mount Kit (Optical Fiber Tray)
The rack mount kit can be used for laying optical fibers in a cabinet.
DTAP3000 Control Visualization Software
The DTSX3000Control Visualization Software (DTAP3000) is used to control the DTSX3000 and visualize DTS data on a PC. In addition, the software displays measurement data graphs and generate LAS format. DTAP3000 allows a user to perform control, monitoring and analysis from anywhere on Ethernet network.
DTAP3000D Data Conversion Software
The Data Conversion Software option (DTAP3000D) allows the DTSX3000 to generate data files in WITSML format. When the DTSX3000 is configured for WITSML conversion using DTAP3000D, then the DTSX3000 will generate data files in WITSML format.
Resources
A belt conveyor fire detection solution employing the DTSX distributed optical fiber temperature sensor can greatly reduce crises that can threaten a company's survival.
Temperature is essential to the pasteurization process in beer manufacturing. Yokogawa’s fiber optic temperature sensor DTSX provides precise temperature measurements throughout the tunnel, eliminating blind spots.
Temperature Monitoring Solution for
Quick Detection of Fires in Fume Ducts
With industrial and economic development comes increasingly large and advanced power plants and factories. Nevertheless, we find many cases where the original cables, cable tunnels, and other components of the power infrastructure have languished under continuous operation.
Hot Spot Monitoring for Safety with a Fiber Optical Temperature Sensor
Risk management is crucial when expanding your business.
Temperature Monitoring Solution forMaximum VSD Operating Efficiency
Recently, several ARC Advisory Group analysts and management team members had a chance to sit down with the new Yokogawa President and COO, Mr. Takashi Nishijima, and several other top Yokogawa executives to discuss the company's burgeoning presence in the worldwide upstream and midstream oil & gas industry.
Hans Meulman, Toru Fukuzawa and Dwight Eldredge, Yokogawa, Corporation of America, explain the operation and application of DTS for leak detection in pipelines.
Downloads
Videos
In this webinar you will learn how temperature detection with DTS avoids loss of revenue. Leakage, accidents or malfunction means loss in production and thus loss of revenue. By detecting a fire or a system malfunction before major environmental damage occurs, the operator can significantly lower the risk profile to major environmental incidents. With DTS you can reduce risks and increase safety.
After the webinar, attendees will leave with a basic understanding of DTS technology and where and how they can use DTS for their temperature solutions in different applications.
Key Learning Objectives:
- Understand the applications and benefits of Distributed Temperature Sensor as alternative against tradition temperature measurement
- Learn how you get a better temperature profile
- DTS technology as proven way for temperature measurement
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