Emerson 9739 Manuel D’Utilisation
Options for HART variables
(continued)
Table 6-14:
Process variable
Primary Varia-
ble (PV)
ble (PV)
Secondary
Variable (SV)
Variable (SV)
Third Variable
(TV)
(TV)
Fourth Varia-
ble (QV )
ble (QV )
CM net mass total
✓
CM net mass inventory
✓
CM net volume flow rate
✓
✓
✓
✓
CM net volume total
✓
CM net volume inventory
✓
CM concentration
✓
✓
✓
CM Baume
✓
✓
✓
Interaction of HART variables and transmitter outputs
The HART variables are automatically reported through specific transmitter outputs. They
may also be reported through HART burst mode, if enabled on your transmitter.
may also be reported through HART burst mode, if enabled on your transmitter.
HART variables and transmitter outputs
Table 6-15:
HART variable
Reported via
Comments
Primary Variable (PV)
Primary mA output
If one assignment is changed, the other is changed auto-
matically, and vice versa.
matically, and vice versa.
Secondary Variable (SV)
Secondary mA output
If one assignment is changed, the other is changed auto-
matically, and vice versa. If your transmitter is not config-
ured for a secondary mA output, the SV must be config-
ured directly, and the value of the SV is available only via
digital communications.
matically, and vice versa. If your transmitter is not config-
ured for a secondary mA output, the SV must be config-
ured directly, and the value of the SV is available only via
digital communications.
Tertiary Variable (TV)
Frequency output
If one assignment is changed, the other is changed auto-
matically, and vice versa.
matically, and vice versa.
Quaternary Variable (QV)
Not associated with an out-
put
put
The QV must be configured directly, and the value of the
QV is available only via digital communications.
QV is available only via digital communications.
6.7.2
Configure HART/RS-485 communications
Display
Not available
ProLink II
ProLink
> Configuration > Device > Digital Comm Setting
Field Communicator Configure > Manual Setup > Inputs/Outputs > Communications > Setup RS-485 Port
Overview
HART/RS-485 communications parameters support HART communication with the
transmitter's RS-485 terminals.
transmitter's RS-485 terminals.
Integrate the meter with the control system
116
Micro Motion
®
9739 MVD Transmitters