Emerson FIELDVUEDVC2000 Manual de Instruções descarregar pdf (Página 24)

Instruction Manual Supplement

D103783X012

DVC2000 Digital Valve Controller

August 2014

Published Data, used for the Gateway’s OPC and Modbus outputs, falls into the following categories:

Field Device Identification Values:

Values that define the identity of the DVC2000. These include:

D MANUFACTURER (for “Fisher Controls” the value is “19”)

D DEVICE_TYPE (for a DVC2000 the value is “5”)

D DEVICE_REVISION

D HARDWARE_REVISION

D SOFTWARE_REVISION

D DEVICE_ID

D UNIVERSAL_REVISION (HART version)

D REQUEST_PREAMBLES

Variable information:

The Gateway receives updates concerning the DVC2000’s four “Dynamic Variables”. The information for any given

device variable is displayed by:

1. Dynamic Variable indicator (“PV”, “SV”, etc.)

2. The Device Variable ID number assigned to that Dynamic Variable

Dynamic Variable Device Variable ID Device Variable Name(s)

Analog Input PV 0 LOOP_CURRENT

Travel Setpoint SV 9 TRAVEL_SP

Pressure TV 2 PRESSURE

Travel QV 3 TRAVEL

Milliamp Current 245 CURRENT

Either of these choices (Dynamic Variable or Device Variable ID) can be substituted for the “#” sign in the Variable

Identifier fields below.

Variable Identifier Comments / Explanation

# See any of the variable identifiers in the table immediately above.

#_CLASS Always “0”.

#_CODE The “Device Variable ID” number in the table immediately above.

#_HEALTHY A “true” or “false” indication of the health of the sensor providing this value.

#_STATUS

#_UNITS Decimal “Variable Units code” number from the “Units Codes” table on page 6.

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Emerson FIELDVUEDVC2000 Manual de Instruções Página 24