www.trikdis.com
5
December, 2022
Transceiver RF-LORA
1.2
Expander elements
1.
SMA connector for RF
antenna.
2.
Light indicators.
3.
Frontal case opening slot.
4.
Terminal for external
connections.
1.3
Purpose of terminals
Terminal
Description
+DC
Power terminal (9-26 V DC positive)
-DC
Power terminal (9-26 V DC negative)
A 485
RS485
bus A contact
B 485
RS485
bus B contact
IO1-IO4
Not used
COM
Not used
1.4
LED indication of operation
Indicator
Light status
Description
DATA/TROUBLE
Red blinking
Communication with the module is broken
POWER
Off
No supply voltage
Green blinking
Normal supply voltage level
Yellow blinking
Low supply voltage level (≤11.5 V)
