Fluke HART 744 Instrukcja Użytkownika

®744Documenting Process CalibratorHART Mode Users GuidePN 691292December 1998© 1998 Fluke Corporation, All rights reserved. Printed in U.S.A.All prod

744HART Mode Users Guide2How to Contact FlukeTo contact Fluke, call:USA and Canada:1-888-99-FLUKE (1-888-993-5853)Europe: +31 402-678-200Japan: +81-

Documenting Process Calibrator HART ModeConnecting to a HART Transmitter3Connecting to a HART TransmitterTo connect to and begin to communicate with a

744HART Mode Users Guide4pe06s.bmpThe Active Device screen provides the followinginformation for all transmitters, supported or generic:• Poll addres

Documenting Process Calibrator HART ModeConnecting to a HART Transmitter5RTDTransmitter-PS+PSM-IN+INSZ7894561230.VMEASSOURCESETUPmAVHzTCRTDCLEAR(ZERO)

744HART Mode Users Guide6Supported vs. Generic TransmittersThe calibrator communicates with virtually all HARTtransmitters. In addition, the calibrato

Documenting Process Calibrator HART ModeSupported vs. Generic Transmitters7Table 1. Supported vs. Generic Transmitters (Devices)Menu Operation Support

744HART Mode Users Guide8Communication OperationsFigure 2 shows the HART Mode menu tree. Availability ofsome elements in the menus depends on whichtra

Documenting Process Calibrator HART ModeCommunication Operations9• Write protect• Alarm state• HART poll address• HART burst mode• HART burstcommand

744HART Mode Users Guide10SensorFrom the Active Device screen press the Setup andSensor softkeys to access the read-only Sensor Setupscreen. This is w

Documenting Process Calibrator HART ModeCommunication Operations11HART OutputFrom the Active Device screen press the Setup and HARTOutput softkeys to

744HART Mode Users Guide12Service OperationsThe Service softkey provides access to Loop Test,Pressure Zero Trim (where applicable), Output Trim, andSe

Documenting Process Calibrator HART ModeUnderstanding HART Calibration13Understanding HART CalibrationAn analog transmitter has one stage of electrica

744HART Mode Users Guide14HART transmitterComputationInputPhysicalvariable4-20mAloop Sensor trimPressure zero trimLoop testOutput trimOutputPV PVAO744

Documenting Process Calibrator HART ModeCalibrating a Supported HART Transmitter15Calibrating a Supported HARTTransmitterAn “as found” and “as left” t

744HART Mode Users Guide167. Proceed with calibration as usual (described in the744 Users Manual).8. Press the Adjust softkey. This returns you to HA

Documenting Process Calibrator HART ModeCalibrating a Supported HART Transmitter17Output TrimAn Output Trim adjusts the tranmitter’s Output stage. You

744HART Mode Users Guide182. Use the u and d keys to select the Sensor Trimoperation, and press e.3. Follow the instructions on the display. For pres

Documenting Process Calibrator HART ModeCloning a Transmitter19Cloning a TransmitterCloning copies the Basic Setup information from onetransmitter to

744HART Mode Users Guide20

21Index—A—abort, 12active device screen, 4analog mode, 12as found, 15as left, 15—B—basic setup, 8browser screen, 6—C—calibrating a HART transmitter, 1

iTable of ContentsTitle PageIntroduction...

744HART Mode Users Guide22—O—outputstage, 13output stage, 16output trim, 13, 17—P—phone numbers for Fluke, 2pressure module, 18pressure zero trim, 13p

744HART Mode Users GuideiiCalibrating a Supported HART Transmitter ... 15Loop Test...

iiiList of TablesTable Title Page1. Supported vs. Non-Supported Instruments...

744HART Mode Users Guideiv

vList of FiguresFigure Title Page1. Connecting to a HART Transmitter...

744HART Mode Users Guidevi

1Documenting Process Calibrator HART ModeIntroductionw WarningTo avoid electric shock, read the SafetyInformation in the 744 Users Manual beforeyou us