Integrate the meter with the control system
The default setting is
None
.
2.
Configure the transmitter’s measurement units to match the measurement units used by the
remote device.
• To configure pressure measurement units:
− Using the display, choose
OFF-LINE MAINT→OFF-LINE CONFG→UNITS→PRESS
− Using ProLink II, choose
ProLink→Configuration→Pressure→Pressure Units
− Using the Field Communicator, press
Configure→Manual Setup→Measurements→External
Compensation→Pressure Unit
• To configure temperature measurement units, see the section on configuring the temperature
measurement unit.
7.5.2
Configure Lower Range Value (LRV) and Upper Range Value
(URV)
Display
OFF-LINE MAINT→OFF-LINE CONFG→IO→MAI→AI 4 mA
OFF-LINE MAINT→OFF-LINE CONFG→IO→MAI→AI 20 mA
ProLink II
ProLink→Configuration→Milliamp Input→Lower Range Value
ProLink→Configuration→Milliamp Input→Upper Range Value
Field Communicator
mA Input LRV:
Configure→Manual Setup→Inputs/Outputs→Milliamp Input→mA Input LRV
mA Input URV:
Configure→Manual Setup→Inputs/Outputs→Milliamp Input→mA Input URV
The
Lower Range Value
(LRV) and
Upper Range Value
(URV) are used to scale the readings received from the
external measurement device, i.e., to define the relationship between
mA input Process Variable
and the
mA input level received. Between
LRV
and
URV
, the mA input is linear with the process variable. If the
process variable drops below
LRV
or rises above
URV
, the transmitter posts an external input error.
Prerequisites
Verify that you have set the measurement units for the pressure or temperature to match the units
configured at the external measurement device. For example, if the external measurement device is set
to send pressure data in PSI, you must set the pressure measurement units to be PSI at your transmitter.
Procedure
1.
Set
LRV
as desired.
Tip
Set the
LRV
to match the lower range value at the remote device.
2.
Set
URV
as desired.
Configuration and Use Manual
137
Содержание Micro Motion 9739 MVD
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Страница 30: ...Quick start with the display OFFLINE MAINT RESTORE ZERO RESTORE YES 24 Micro Motion 9739 MVD Transmitters ...
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Страница 207: ...Appendices and reference ...
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Страница 230: ...Using the transmitter display Figure C 4 Offline menu version information 224 Micro Motion 9739 MVD Transmitters ...
Страница 231: ...Using the transmitter display Figure C 5 Offline menu configuration units and I O Configuration and Use Manual 225 ...
Страница 233: ...Using the transmitter display Figure C 7 Offline menu configuration display Configuration and Use Manual 227 ...
Страница 234: ...Using the transmitter display Figure C 8 Offline menu Simulation loop testing 228 Micro Motion 9739 MVD Transmitters ...
Страница 236: ...Using the transmitter display Figure C 10 Offline menu Zero 230 Micro Motion 9739 MVD Transmitters ...
Страница 239: ...Using ProLink II with the 9739 MVD transmitter Figure D 2 Configuration menu Configuration and Use Manual 233 ...
Страница 241: ...Using ProLink II with the 9739 MVD transmitter Figure D 4 Configuration menu continued Configuration and Use Manual 235 ...
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Страница 245: ...Using the Field Communicator with the 9739 MVD transmitter Figure E 2 Overview menu Configuration and Use Manual 239 ...