HydroLynx Systems, Inc.
Model 5052RD-K ALERT2 Receiver/Decoder
Page 8
A102688
2.3 Radio Frequency Selection
If the ALERT2 receive radio is programmed with several frequencies, remove the
5052RD-K ALERT2 Receiver/Decoder top cover to change radio frequencies.
2.3.1 ALERT2 Receive Radio Frequency Selection
The ALERT2 receive radio frequency is selected on the ALERT2 demodulator board
circular DIP switch S1 with the yellow center. Switch positions 0 to 7 correspond to radio
channels 1 to 8. The photo below shows switch position 4 which is the radio channel 5.