
BRONKHORST®
Page8RS232interface 9.17.027
FLOW
Ruurl o - Holl and
EL- FLOW
®
Sel ec t
mass flow meter/ cont rol l er
Power
Supply
ProfibusinstrumentsuppliedthroughtheD‐subDB‐9connector
FLOW
Ruurlo - Holland
EL- FLOW
®
Sel ec t
mass f low met er/cont rol l er
DeviceNet/FLOW‐BUSinstrumentsuppliedthroughthebusconnector
FLOW
Ruur l o - Holl and
EL- FLOW
®
Sel e c t
mass f low meter/ contr ol l er
Power
Supply
InstrumentsuppliedthroughtheD‐subDB‐9connector
2.2 RS232ONMULTIBUSINSTRUMENT
TheRS232interfaceonaMultibusinstrumentcanbeconnectedtoanyRS232V24serial(computer)port.Makesure
torespectthehook‐updiagram.Bronkhorstoffersspecialcablesforcommunication,separatingtheRS232linesfrom
thepowerandanalogin‐andoutput.Onthe9‐pinmaleD‐sub
connectoroftheinstrumentRXandTXareavailableon
pin6andpin1.
RS232communicationispossibleby:
9‐pinSubD‐connector (nonIP65applications,e.g.EL‐FLOW)
8DINconnector (IP65applications,e.g.CORI‐FLOW)
Fortheexactconnectionspleaseadviseyourhook‐up
diagram.
2.2.1 Applications,e.g.EL‐FLOW
Bydefault,theinterfaceofferscommunicationatabaudrateof38400baud.Oninstrumentsthatoffer
thepossibilitytochangetheRS232baudrate,thebaudratemaybeconfigureddifferently.Seethe
technicaldocumentationofyourinstrumentwhichbaudratesaresupported.
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