Itmainlyusestomeasuretheparameterssuchasthepositive,negativeandabsolutepressureofthegas,liquidandsteam.ThenconvertthemintoD***-20mAsignaloutput.ItincludingtheGP-type(gaugepressure)andAP-type(absolutepressure)twotypes,withthe***artzoomplatecombinationcanc***tituteintelligentpressuretran***itter.ConfigureandmonitorthesystembycommunicatingwiththehandcontroldevicewhichadoptetheHARTprotocol.1、maintenicalindex2.Explanationonthetype)