Danfoss VLT 8000 AQUA Operations Instructions download pdf (Page 24)

MG.60.N2.02 - VLT is a registered Danfoss trademark

VLT

5000 / VLT

6000 HVAC / VLT

8000 AQUA

The Status LED patterns are:

There is power on the board but

there has not been any

communication to an input network

variable in the last 2 seconds.

Flashing 10 times per second

There is regular network

communication to the VLT's input

network variables.

Flashing intermittently

There is network communication to

the VLT's input network variables but

input network variables are received

at a period greater than 2 seconds.

Flashing 5 times per second

The response to the network

management “Wink” command. The

VLT LonWorks node must be reset to

leave the wink state.

OFF

No power on board or hardware fault.

LonWorks

Card

Diagnostic

LEDs

The LonWorks board includes two LEDs to

display the communication status of the

board, display the state of the NEURON chip,

and respond to the network management

“wink” command. The onboard LEDs are the

Service LED (LED 1, red) and the Status LED

(LED 2, green).

Status LED

Service LED

The Service LED displays the state of the

NEURON chip. The following table shows the

Service LED patterns for various states and

defines their meaning.

LEDs

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 43 44

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Danfoss VLT 8000 AQUA Operations Instructions Page 24

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