-Intelligent Flow Totalizer - LED or LCD panel - Support RS485 - total station survey MOQ 1 AI-708H FLOW TOTALIZER total station surveyMain Features- Modularized structure and hardware compatible with other AI series instruments andmodules, which make it easy to maintain and quick delivered.- Modularized and configurable inputs. The flow input can be 1-5V, 0-5V, 4-20mA orfrequency signal, and ...