© 2021 Radiodetection Ltd 17
4.7 Overload warning
In cases of high levels of electromagnetic interference,
the DOP will not be able to prevent the RD8200 from
becoming overloaded. If the RD8200 becomes
overloaded, users will be alerted by a flashing mode
icon. Both the depth and current measurements will be
disabled in the event of an overload.
4.8 TruDepth™ measurement
All RD8200 locators use TruDepth™ to measure depth
automatically when a good quality reading can be
assured.
NOTE: TruDepth only indicates a locate depth when
The locator is correctly oriented above the target
line, cable or sonde.
The local signal conditions are assessed as be
good enough to ensure an accurate reading
To help you orientate the locator correctly, you can use
the locator’s compass feature on the screen
Depth readings are displayed according to your
preferred units of measurement.
For more information on measuring depth, refer to
Section 6.
4.9 Passive Avoidance
Passive Avoidance mode allows you to survey an area
quickly by detecting power and radio signals
simultaneously.
To select Passive Avoidance mode
1 Press the key repeatedly until you find the
PASSIV mode
Passive avoidance mode is now selected. Perform your
survey as required.
Note: In Passive mode depth and current readings will
not be displayed.
4.10 StrikeAlert
™
StrikeAlert detects the possible presence of shallow
utilities, and warns the operator with a series of flashing
asterisks on the display and an audible alarm,
characterized by a rapid warbling sound.
StrikeAlert will activate in Power, Passive and Active
locate modes.
RD8200 locators are shipped with StrikeAlert enabled by
default; this can be disabled by accessing the StrikeAlert
(‘ALERT’) menu and setting StrikeAlert to OFF.
StrikeAlert can also be disabled using the RD Manager
Online PC software. Refer to the RD Manager Online
operation manual for further information.
WARNING! Muting audio on the locator will disable
StrikeAlert Audio alarm.
4.11 Swing Warning
The RD8200 locator is equipped with a Swing Warning
system.
In order to operate the RD8200(G) locator properly, this
must not be swinged or tilted more than a few degrees
from the vertical. Swinging or tilting the locator will affect
the locate and depth/current accuracy.
The Swing Warning system will alert operators of
excessive swinging, to remind them to use the device
correctly
RD8200 locators are shipped with Swing Warning
enabled by default; this can be disabled by accessing
the Swing Warning (‘SWING) menu and setting it to
OFF.
WARNING! Muting audio on the locator will disable
Swing Warning Audio alarm.
4.12 Vibration (haptic) Warnings
The RD8200 locators are equipped with a vibration
system in the handle, providing haptic feedback to the
user when an alarm is active.
The handle will vibrate to warn the user of shallow
cables/pipes, overload condition and swing warning.
This is a safety feature that can be useful in noisy
environments.
RD8200 locators are shipped with Vibration Feedback
enabled by default; this can be disabled by accessing
the Vibration Alert (‘VALRT’) menu and setting it to OFF.
NOTE: The Vibration alert may cause the volume to
reduce automatically from level 5 or 4 when using
alkaline batteries and if their charge is low.
4.13 Backlight
The transmitter and locator feature a backlight to
improve LCD visibility when required. The locator’s
backlight is controlled by an ambient light sensor and
does not require adjustment by the user.
The transmitter’s LCD backlight is activated whenever
you press a key. The backlight will automatically switch
off after a few minutes.
4.14 Bluetooth wireless
All RD8200 locators feature a Bluetooth wireless module
as standard, providing the ability to connect to
compatible devices such as iLOC enabled transmitters
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