RD5100H
2
O+ Operation Manual
16
© 2018 Radiodetection Ltd
Power network frequency
Locator units are available to purchase with either 50Hz
or 60Hz. This parameter is not customer configurable.
Measurement units
Locator units are available to purchase with either Metric
or Imperial (USA customary) units. This parameter is not
customer configurable.
Enabling / disabling frequencies
The locator and transmitter support a wide range of
frequencies and there may be times when some of these
frequencies are not used. It is possible to quickly enable
or disable frequencies using the menu system.
To enable or disable frequencies:
1 Press the
key to enter the menu.
2 Scroll to the
FREQ
menu using the
or
keys.
3 Press the
key (on the locator) or the
key (on
the transmitter) to enter the FREQ menu.
4 Scroll through the frequency options using the
or
keys.
5 Press the
key (on the locator) or the
key (on
the transmitter) to enter the frequency.
6 Scroll to OFF or ON
using the
or
keys.
7 Press the
key to accept your selection and return
to frequency menu.
8 If you wish to make any further changes follow steps
4 to 6. If you do not wish to make any further
changes press the
key twice to return to the main
operation screen.
Volume control
The transmitter and locator feature an internal speaker to
provide critical warnings and assist with cable and pipe
location.
To adjust audio level:
WARNING: Muting audio on the locator will disable
the Strike
Alert
audio alarm.
1 Press the
key to enter the menu.
2 Scroll to the
VOL
menu the
or
arrows.
3 Press the
key (locator) or the
key (transmitter)
to enter the
VOL
menu.
4 Scroll through the volume options using the
or
keys.
5 Press the
key to accept your selection and return
to the main menu.
6 Press the
key to return to the main operation
screen.
4.6 Dynamic Overload
Protectio
n™
Dynamic Overload Protection
™ (DOP) allows you to
locate accurately in areas with high levels of
electromagnetic interference, such as sub-stations and
beneath high-voltage transmission lines. DOP works by
disregarding signal spikes that would otherwise
overwhelm the RD5100H
2
O+
locator’s digital signal
processor. DOP is an integrated feature of all
RD5100H
2
O+ locators. No action is required by the user.
NOTE: In cases of high levels of electromagnetic
interference, the DOP will not be able to prevent the
RD5100H
2
O+ from becoming overloaded. If the
RD5100H
2
O+ 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.
4.7
TruDepth™ measurement
The RD5100H
2
O+ locator uses 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
th
e locator’s compass feature on the screen.
Depth measurement values are displayed in either metric
or imperial units which are factory configured.
For more information on measuring depth, refer to
Section 6.
4.8 Strike
Alert
™
Strike
Alert
™ 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.
Strike
Alert
will activate in Power, Active transmit and
sonde locate modes.
RD5100H
2
O+ locators are shipped with Strike
Alert
enabled by default; this can be disabled by accessing the