Profile: Advanced Technologies Group specializes in providing pressure sensors, accelerometers, and portable interrogators. Fiber Bragg Grating (FBG) monitoring of temperature, pressure, and strain parameters in outdoor or harsh environments. It is ideal for fiber optic sensor monitoring in remote applications such as environmental services, critical infrastructure, geotechnical, and oil & gas. This Rugged Portable Interrogator series is rated IP67 which protects against dust ingress and the effects of temporary immersion against liquids.