Integrate the meter with the control system
The discrete input has two states: ON and OFF.
Discrete Input Polarity
controls how the transmitter maps
the incoming voltage level to the ON and OFF states.
Procedure
Set
Discrete Input Polarity
as desired.
The default setting is
Active Low
.
7.5
Configure the mA input
Display
OFF-LINE MAINT→OFF-LINE CONFG→IO→MAI
ProLink II
ProLink→Configuration→Milliamp Input
Field Communicator
Configure→Manual Setup→Inputs/Outputs→Milliamp Input
The mA input is used to receive pressure or temperature data from an external measurement device.
The milliamp input parameters include:
•
mA Input Process Variable
•
Lower range value
(LRV)
•
Upper range value
(URV)
7.5.1
Configure
mA Input Process Variable
Display
OFF-LINE MAINT→OFF-LINE CONFG→IO→MAI→AI SRC
ProLink II
ProLink→Configuration→Milliamp Input→PV
Field Communicator
Configure→Manual Setup→Inputs/Outputs→Milliamp Input→mA Input Variable Assignment
mA Input Process Variable
specifies the type of process data that you are receiving from the external
measurement device.
Procedure
1.
Set the
mA Input Process Variable
as desired.
Option
Description
None
No external data
External pressure
The remote device measures pressure.
External temperature
The remote device measures temperature.
136
Micro Motion 9739 MVD Transmitters