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Appendix
Specifications
LED
Description
Off
No power connected
Light Blue
Initializing
Yellow
Device Firmware Upgrade (DFU) Mode is active (waiting for update file)
Purple
DFU Mode is active (receiving update file)
Bluetooth Adaptor Blink Codes - Initial Power Up
LED
Description
(Shown in 1st 1/2 second)
Modbus Connection between Boiler
to Adaptor Status
Green
Boiler to Adaptor Communication Detected
Red
Boiler to Adaptor Communication NOT Detected
Bluetooth Adaptor Blink Codes - Running Mode
LED
Description
(Shown in 2nd 1/2 second)
Bluetooth Connection between
Adaptor to Smart Devise Status
Blue
Bluetooth Connection between Adaptor to Smart Device
Off
No Bluetooth Connection between Adaptor to Smart Device
For example: “Green-Blue” Modbus and Bluetooth communicating.
