1550nm波长扫描激光器
SWL-1550是为FBG光纤传感器问询应用特殊设计的。SWL-1550含有一个由电子学控制的快速可调谐激光光源。由电斜坡电压输入驱动,SWL-1550激光源提供快速连续波扫描。SWL能够以机架式版本或OEM一体化模块出现。
依赖于用户的需要,SWL能够以三种模式出现:
▪ SWL-1550W:90nm的宽扫描波长范围,能够监测大量的FBG传感。
▪ SWL-1550H:高输出功率达到300mW,对增加传感距离和通道数量是理想的。
▪ SWL-1550S:标准模式结合20mW的输出功率和70nm的波长范围以提供性价比的方案。
应用
▪ FBG传感问询
▪ 实验室试验和测量
▪ 光纤光学元件资格
特征
▪ 宽90nm的扫描范围
▪ 高功率达到300mW
▪ 激光线宽(FWHM)0.15nm
▪ 40dB的光信噪比
▪ RS232接口状态监测
Feature Name | Description |
PSWL Model Variations | |
SWL-1550W Specifications | |
Spectral Tuning Range | 90 nm max. |
FBG Wavelength Range | 1510 nm to 1590 nm |
Output Power | 10 mW typ. |
SWL-1550S Specifications | |
Spectral Tuning Range | 70 nm max. |
FBG Wavelength Range | 1520 nm to 1580 nm |
Output Power | 20 mW typ. |
SWL-1550H Specifications | |
Spectral Tuning Range | 50 nm max. |
FBG Wavelength Range | 1530 nm to 1570 nm |
Output Power | Up to 300 mW (available only on SWL-1550-r) |
Optical Specifications | |
Laser Linewidth | 0.15 nm typ. |
Output Power Variation | < ± 1.0 dB over full wavelength range |
Optical Signal Noise Ratio | 40 dB typ.. |
Output Polarization | Depolarized |
Fiber Type | SMF-28 with 900 μm jacket |
Optical Connectors | FC/APC or SC/APC |
Electrical Specifications | |
Sweep Voltage Input | 12 V p-p typical |
Sweep Frequency Bandwidth | Up to 1 KHz with proper driver electronics |
Voltage Input Connector | SMA Female |
Mechanical Specifications | |
Operating Temp. Range | -10° to +60° C |
Power Consumption | 12 W max. |
Display | LEDs for SWL On/Off, Power |
Remote Control | Optional RS-232 for laser control & status monitoring |
SWL-1550-m | |
Connector (Power & RS- 232) | DB-15 Female |
Dimensions | 210 mm x 125 mm x 28 mm |
Accessories Included | ±5 V DC, 1 A max. |
Housing | Precision Machined Aluminum, Anodized |
SWL-1550-r | |
Data Connector | DB-9 Female |
Dimensions | 1RU; 19” x 16” x 1.5” |
Power Supply Requirements | 110 V - 240 V AC Adaptor |