HART Functionality
3-18
RUNNING HART
DIAGNOSTICS
DC Voltage Measurement
(HART Terminals)
The HART DC voltage measurement takes a voltage reading at the HART connector
and displays it in the window.
To check the device voltage:
1. From the HART Application main menu, double-tap
HART Diagnostics
.
2. Double-tap
DC Voltage Measurement
. The DC voltage measurement appears.
3. Tap
OK
when you are finished viewing the measurement. To refresh the window,
double-tap
DC Voltage Measurement
from the HART Diagnostics menu.
CAUTION
Voltage measurements are for reference purposes only. Do not make critical process
control decisions based upon these measurements.
DISCONNECTING FROM A
HART DEVICE
Prior to disconnecting the 475 Field Communicator from a HART device, check the
following items:
• Determine if you want to save a configuration.
• Verify methods, such as calibration or loop test, are complete.
• Resolve any un-sent data to the device.
Summary of Contents for 475
Page 1: ...USER S MANUAL ...
Page 2: ......
Page 4: ...2 ...
Page 10: ...Introduction 1 2 ...
Page 34: ...Learning the Basics 2 24 ...
Page 80: ...Troubleshooting 5 10 ...
Page 93: ...B 7 ...
Page 94: ...B 8 ...
Page 95: ...B 9 ...
Page 96: ...B 10 ...
Page 102: ...C 6 ...
Page 108: ...G vi ...
Page 113: ......