What size is Hydra/Smartscan face plate & body Egli April 04, 2019 14:51 Updated Follow Related articles How much does Automist cost? Has Automist Smartscan Hydra been tested against real-life scenarios? Where has Automist been installed? How much does the annual maintenance cost? What are the warranty does the system have? Comments 0 comments Please sign in to leave a comment.