Emerson Micro Motion 5700 Configuration And Use Manual page 88

Configure process measurement applications
March 2019
Method Description
Digital A host writes temperature data
communications to the meter at appropriate
intervals. This data will be
available in addition to the
internal RTD temperature data.
2. Choose the method to be used to supply temperature data, and perform the required setup.
Method Description
Internal RTD Temperature data from the on-
temperature data board temperature sensor
(RTD) is used.
Polling The meter polls an external
device for temperature data.
This data will be available in
addition to the internal RTD
temperature data.
88
Setup
a. Choose Configure > Manual Setup > Measurements >
Optional Setup > External Variables.
b. Set Temperature Compensation to Enable.
c. Perform the necessary host programming and
communications setup to write temperature data to the
meter at appropriate intervals.
Setup
a. Choose Configure > Manual Setup > Measurements >
Optional Setup > External Pressure/Temperature >
Temperature.
b. Set External Temperature to Disable.
a. Choose Configure > Manual Setup > Measurements >
Optional Setup > External Pressure/Temperature >
Temperature.
b. Set External Temperature to Enable.
c. Choose Configure > Manual Setup > Measurements >
Optional Setup > External Pressure/Temperature >
External Polling.
d. Set Poll Control to Poll as Primary or Poll as Secondary.
Option Description
Poll as Primary No other HART masters will be on the
network. The Field Communicator is
not a HART master.
Poll as Secondary Other HART masters will be on the
network. The Field Communicator is
not a HART master.
e. Choose an unused polling slot.
f. Set External Device Tag to the HART tag of the external
temperature device.
g. Set Polled Variable to Temperature.
Micro Motion Model 5700 Transmitters with Configurable Outputs
Configuration and Use Manual
MMI-20025166