IPSI Crawlers are robust, reliable, easy to use, reduced maintenance with accurate operating characteristics for onshore and offshore pipelines. IPSI Crawlers range in X-Ray and/or Gamma-ray includes three models : IRIS 6, Iris 10 and Iris 10XS onto which the required radiographic equipment is configured : either a Panoramic X-Ray generator or a Gamma-Ray projector. This product line covers all pipe diameters from 6’’ to 60’’ included. The mechanical and electrical components are selected carefully to provide the IRIS range with a good reliability and operating autonomy.