2 Indicators
900-R provides indicators to display its status conveniently. These LED’s allow the user to
monitor the status of the 900-R.
2.1 Power LED (Green)
This LED indicates if the 900-R unit has power. LED lit indicates power. If the LED is not
on, check the power source.
2.2 Offline LED
This LED indicates the 900-R’s RF link status. The LED is off when the module is in the
normal status, or it will be on to show the offline as the relay was triggered and the OUTA
has changed its state.
2.3 Relay Status
There are 3 LED’s to display the relay’s statuses. The LED lit indicates that the relay is
triggered.
2.4 Field Strength Indicator (Receive Signal Strength Indicator)
These LED’s display the
RECEIVE
signal strength. From left to right, it indicates:
1 LED (Yellow) - Consider an antenna upgrade
2 LEDs ( 1 Green) - Satisfactory
3 LEDs ( 2 Green) - Satisfactory
4 LEDs ( 3 Green) - Excellent
2.5 Data Communication Indicator
These two LED’s should be flashing throughout operation.
RX (Green) – RF module receives the signal.
TX (Yellow) – RF module transmits the signal.
2.6 MC LED
For factory use only.
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