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34
Reference Manual
00809-0200-4728, Rev RA
Section 2: Configuration
April 2015
2.10
Configure measurement filtering
2.10.1
50/60 Hz filter
The 50/60 Hz Filter (also known as Line Voltage Filter or AC Power Filter) function sets the
transmitter electronic filter to reject the frequency of the AC power supply in the plant. The 60
Hz or 50 Hz mode can be chosen. The factory default for this setting is 50 Hz.
Configuring 50/60 Hz filter with a Field Communicator
F
rom the
HOME
screen, enter the Fast Key sequence.
Configuring 50/60 Hz filter with AMS Device Manager
1.
Right click on the device and select
Configure
.
2.
In the left navigation pane select
Manual Setup
.
3.
On the
Device
Tab there will be a group box called
Noise Rejection
, in the box
AC
Power Filter
select from the drop down menu.
4.
Select
Apply
when complete.
2.10.2
Resetting the device
Processor Reset
function resets the electronics without actually powering down the unit. It
does not return the transmitter to the original factory configuration.
Performing a processor reset with a Field Communicator
From the
HOME
screen, enter the Fast Key sequence.
Performing a processor reset AMS Device Manager
1.
Right click on the device and select
Service Tools
.
2.
In the left navigation pane select
Maintenance
.
3.
On the
Reset/Restore
Tab select the
Processor Reset
button.
4.
Select
Apply
when complete.
2.10.3
Intermittent Sensor Detection
The Intermittent Sensor Detection feature (also known as the transient filter) is designed to
guard against erratic process temperature readings caused by intermittent open sensor
conditions. An intermittent sensor condition is an open sensor condition that lasts less than one
update. By default, the transmitter is shipped with the intermittent sensor detection feature
switched
ON
and the threshold value set at 0.2% of sensor limits. The intermittent sensor detect
Device Dashboard Fast Keys
2, 2, 7, 4, 1
Device Dashboard Fast Keys
3, 4, 6, 1
Содержание Rosemount 644
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