Dakota Alert DKMAPSTRAN MURS Alert Probe Transmitter User Manual
- June 5, 2024
- Dakota Alert
Table of Contents
Alert DKMAPSTRAN MURS Alert Probe Transmitter
User Manual
WARNINGS
To maintain compliance with the FCC’s RF exposure guidelines, this
transmitter, and its antenna must maintain a separation distance of at least 2
inches (5 centimeters) from your body while transmitting.
This transmitter must have the antenna connected while operating. Failure to
connect the antenna can cause damage to the radio.
This device complies with Part 15 of the FCC rules, Operation of this device
is subject to the following conditions:
- This device may not cause harmful interference.
- This device must accept any interference, including interference that may cause undesired operation.
CONTENTS
MURS Alert probe transmitter
Antenna
DIAGRAM
- Exterior Case (figure 0
- Probe sensor control (figure 2)
- MURS transmitter (figure 2)
- Switch (SW1) (figure 2)
- Switch (SW2) (figure 2)
- Switch (SW3) (figure 2)
- Switch (SW4) (figure 2)
- Antenna (figure 1)
- Antenna connector (figure I)
Power Supply:
The MURS Alert probe transmitter is powered by 6 AA batteries. It is
recommended that you use good quality alkaline batteries. When changing the
batteries, do not mix old and new batteries together. The life of the
batteries should be about 6 months under normal conditions. In high-traffic
areas, the batteries will go down sooner. Also, in a cold climate, it is
recommended that you put fresh batteries in about the beginning of winter.
Function:
A. Detection. The MURS Alert probe transmitter is a metal detector that
can be used to detect vehicles. The probe sensor will detect the movement of
vehicles about 14 feet on either side of the probe. When a vehicle is
detected, the MURS Alert will transmit a signal.
B. In order for the sensor to detect properly, it is recommended that the
probe be buried alongside the drive and the transmitter box mounted on a tree
or post nearby. If you have a very wide driveway, you may need to bury the
probe in the center of the drive. If you do this, place the probe and wire in
a 2 inch schedule 80 PVC pipe and bury it at least a foot deep. This is done
to protect the probe and wire from any damage. It is also prudent to place the
wire in a conduit to protect it from inadvertent damage from rodents or future
digging projects.
C. Alert Signal. When a target is detected by the MURS Alert, an alert
signal will be sent to the M538-HT or M538-BS MURS radio. There are 4
different Alert signals that can be sent. The alert signal will repeat the
location of the transmitter. The signal will be “Alert Zone One,…”, “Alert
Zone Two,…”, “Alert Zone Three,…” or “Alert Zone Four,…”
D. To locate the radio transmitter, you will need to open the front cover
exterior case. . You will now see the radio transmitter (figure 2). To change
the settings of the radio transmitter, please go through the procedure in the
next section.
E. The gray knob on the lower right area of the PCB is the sensitivity
control. This can be used to increase or decrease the sensitivity of the
probe. In most locations, the sensitivity should be set at the midpoint (12
o’clock). Rotate the knob clockwise to increase sensitivity.
Note, do not operate with the sensitivity knob fully clockwise, as false
signals may result. Move the knob slightly off the fully clockwise stop.
Operation:
A. Channel selection. The MURS Alert transmitter is capable of
transmitting on any of the 5 MURS channels. To select the proper channel,
locate SW I (figure 2) and set it to the appropriate channel. If SW I is set
to “0” it will default to channel 1.
B. Sub Channel (CTCSS) selection. To select the proper CTCSS locate SW2
and SW3 (figure 2). SW2 is labeled 0-3, and SW3 is labeled 0-9. SW2 represents
the first digit in the CTCSS and SW3 represents the second digit in the CTCSS.
For example, for CTCSS to be set at 38, SW2 must be set at 3 and SW3 must be
set at 8. They
are 38 different CTCSS combinations, if the CTCSS is set at 39 or 00, no sub
code will be in use.
C. Alert signal. You can select one of four different alert signals,
Alert Zone One, Alert Zone Two, Alert Zone Three, or Alert Zone Four. To
select the Alert signal, locate SW 4 (figure 2). This is a 4 position slide
switch. If the switch is all the way to the top, it will be zone one, the
other zones will be located in order from the top.
MURS Frequencies
Channel | Frequency |
---|---|
1 | 151.820MHz |
2 | 151.880MHz |
3 | 151.940MHz |
4 | 154.570MHz |
5 | 154.600MHz |
TECHNICAL SUPPORT
Thank you for your purchase of the Dakota Alert product.
If you encounter any difficulty in the operation of this product after reading
the manual, please contact us. You can reach us by phone at
605-356-2772 from 8:30 AM to 5:00 PM
Monday through Friday (Central Standard Time). We will be happy to answer your
questions and help you in any way we can.
WARRANTY
Dakota Alert warrants this product to be free of defects in material and
workmanship for a period of one year from the date of purchase. This warranty
does not cover damage resulting from accident, abuse, the act of God, or
improper operation.
If this product does become defective, simply return it to Dakota Alert.
Please include a note describing the troubles along with your name and return
address as well as the original sales receipt. If the product is covered under
warranty it will be repaired or replaced at no charge. If it is not covered by
warranty, you will be notified of any charges before work is done.
Please ship to
Dakota Alert, Inc.
109 W. Main St.
PO Box 130
Elk Point, SD 57025
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