Quick start with ProLink II
d.
Repeat the procedure for the other signal state.
6.
Read the mA input.
a.
Set the remote input device so that the desired signal is sent to the transmitter.
b.
Choose
ProLink→Test→Read MA Input
.
Postrequisites
• If the mA output readings were slightly off at the receiving device, you can correct this discrepancy
by trimming the output.
• If the mA output reading was significantly off (±200 microamps), or if at any step the reading was
faulty, verify the wiring between the transmitter and the remote device, and try again.
• If the mA input reading was slightly off at the transmitter, trim and calibrate the input at the
remote input device.
3.6
Trim mA outputs
Trimming the mA output establishes a common measurement range between the transmitter and the
device that receives the mA output.
Trimming the mA outputs is not a required procedure. However, if there is a small discrepancy in the mA
reading between the transmitter and the receiving device, trimming the output will correct this.
Note
Any trimming performed on the output should not exceed ±200 microamps. If more trimming is required,
contact Micro Motion customer support.
Procedure
1.
Choose
ProLink→Calibration→Milliamp 1 Trim
to start the mA trim procedure.
2.
Follow the instructions in the guided method to trim the mA output.
3.
Choose
ProLink→Calibration→Milliamp 2 Trim
to start the trim procedure for the secondary mA output.
4.
Follow the instructions in the guided method to trim the mA output.
3.7
Zero the flowmeter
Prerequisites
To prepare for the zero procedure:
1. Allow the flowmeter to warm up for at least 20 minutes after applying power.
2. Run the process fluid through the sensor until the sensor temperature reaches the normal process
operating temperature.
3. Stop flow through the sensor by shutting a valve downstream from the sensor.
4. Ensure that flow has completely stopped through the sensor, and that the sensor is completely
full of process fluid.
5. Check the flow rate. If the flow rate is close to zero, you should not need to zero the flowmeter.
Configuration and Use Manual
43
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 ...