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Chapter 2: Site Survey & Connectivity Test
Prior to installation, please complete and submit the RTU Installation Form via fax (770685-7913) or email (setupforms@123mc.com) so Mission can set up the new unit(s)
on your web portal. New customers must also complete and submit both forms within
the New Customer Packet. The web portal can be accessed with the login credentials
you provided within the Account Setup Form. Once completed and entered by technical
support, alarms can be enabled for your RTU(s) immediately after installation so you can
perform end-to-end testing.
By powering the RTU and testing connectivity before mounting the hardware, you can
optimize the signal strength for years of trouble-free communication. The test only takes
a few minutes since the included battery can provide temporary power. Refer to the
antenna best practices section (chapter 3) when positioning the antenna.
1. Remove the RTU from the box and place it on or near the control panel it will be
monitoring. Remove the antenna cable and antenna whip from the package and
hand-tighten the SMA-M connector to the radio SMA-F connection on the RTU
(see Figure 1).
2. Screw the whip antenna onto the molded antenna base and
place it outside as high as possible. Hand-tighten plus ¼
turn with a wrench. Do not over tighten.
3. Power the RTU with the 12 VDC battery (see Figure 1).
Connect the negative (black) lead to the battery and then
connect the positive (red) lead. LEDs will illuminate in a
sequence (see Figure 1 for LEDs). Once the sequence
is completed, you will hear 3 beeps from the buzzer. This
indicates the unit has connected to Mission servers. If the
RTU does not connect after two attempts, refer to
Appendix D: RTU Boot-up Sequence, Appendix E:
Troubleshooting or call technical support.
4. The signal strength push button is located to the left of the vertical stack, below the
radio (see Figure 1). Press the button once to see the vertical LED stack display
signal strength with the corresponding dBm readings to the right of the LED’s.
Once the button is pressed it will turn off for ~6 seconds then it will show the signal
strength of area. The LED’s will give live reading for two minutes then go back to
operational mode. Press button again to repeat test. You can also check signal
strength by logging into your web portal by visiting www.123mc.mobi on your smart
device. Select “status” page and pick the RTU you are installing then page for signal
strength. A -75dBm signal is better than a -100dBm signal, although it is acceptable.