Emerson MMI-20019043 Manuel D’Utilisation
Option
Setup
Polling for tempera-
ture
ture
a. Ensure that the primary mA output has been wired to support
HART polling.
b. Choose Online > Configure > Manual Setup > Measurements > External
Pressure/Temperature
> Temperature.
c. Enable External Temperature.
d. Choose Online > Configure > Manual Setup > Measurements > External
d. Choose Online > Configure > Manual Setup > Measurements > External
Pressure/Temperature
> External Polling.
e. Set Poll Control to Poll As Primary Host or Poll as Secondary Host.
f. Choose an unused polling slot.
g. Set External Tag to the HART tag of the external temperature de-
f. Choose an unused polling slot.
g. Set External Tag to the HART tag of the external temperature de-
vice.
h. Set Polled Variable to Temperature.
Tip
•
•
Poll as Primary
: No other HART masters will be on the network.
•
Poll as Secondary
: Other HART masters will be on the network.
The Field Communicator is not a HART master.
A value written by
digital communica-
tions
digital communica-
tions
a. Choose Online > Configure > Manual Setup > Measurements > External
Pressure/Temperature
> Temperature.
b. Enable External Temperature.
c. Perform the necessary host programming and communications
c. Perform the necessary host programming and communications
setup to write temperature data to the transmitter at appropri-
ate intervals.
ate intervals.
Note
If the Weights & Measures application is implemented and the trans-
mitter is secured, digital communications cannot be used to write
temperature data to the transmitter.
mitter is secured, digital communications cannot be used to write
temperature data to the transmitter.
7.
Online
> Configure > Manual Setup > Measurements > Conc Measurement (CM) > CM
Configuration
and set Active Matrix to the matrix to be used for measurement.
Concentration process variables are now available on the transmitter. You can view and
report them in the same way that you view and report other process variables.
report them in the same way that you view and report other process variables.
4.8.4
Standard matrices for the concentration measurement
application
The standard concentration matrices available from Micro Motion are applicable for a
variety of process fluids.
variety of process fluids.
Micro Motion, along with the density and temperature measurement units used in
calculation, and the unit used to report concentration data.
calculation, and the unit used to report concentration data.
Configure process measurement
66
Micro Motion
®
Model 2700 Transmitters with Analog Outputs