... ,display, alarm control the flow parameters such as liquid,steam,natural gas,and general gas. WT-400 series multi-flow ... 0.7application scopecooperate with various sensors/transducers,measuretotalize,display, alarm control ,transform output,data receiving and communicate the ... 0.5Salarming output: instantaneous flow rate Two limit point alarm , relay output probe capacity AC220V/3Atransform output: 4~ ...