Danfoss VLT 8000 AQUA Operations Instructions download pdf (Page 26)

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

VLT

5000 / VLT

6000 HVAC / VLT

8000 AQUA

The VLT LonWorks option card supports

LonMark network design to improve

interoperability. The Controller Object

contains the VLT Adjustable Frequency

Drive profile.

The configuration parameters are network

variable inputs to the VLT. Configuration of

parameters needs setting only one time,

usually at installation.

VLT 5000 parameters are shown in parenthesis, where applicable.

Configurations

properties

(Nci)

Function SNVT type Variable Name Units VLT 6000/8000 VLT 5000

parameter parameter

Nom. motor freq.

SNVT_freq_hz nciNmlFreq 1 Hz 104 104

Nom. motor rpm

SNVT_rpm nciNmlSpeed 1 rpm 106 106

Min. frequency

SNVT_lev_percent nciMinSpeed 0.005% 201 201

Max. frequency

SNVT_lev_percent nciMaxSpeed 0.005% 202 202

Ramp up time 1

SNVT_time_sec NciRampUpTime 1 sec 206 207

Ramp down time 1

SNVT_time_sec NciRampDownTime 1 sec 207 208

Heart beat time

SNVT_time_sec NciSndHrtBt 0.1 sec - -

Part of the LonMark Functional Profile for

Variable Speed Drive 6010 version 1.1

When the NciSndHrtBt time is active it will sent

the following variables:

• nvoDrvCurnt

• nvoDrvSpeed

• nvoDrvVolt

• nvoDrvPwr

Please note that nciNmlFreq and nciNmlSpeed

can only be written to when the VLT frequency

converter is stopped.

(EDIT SETUP SELECT)

NOTE

Please note that writing to Configuration

properties will be stored in the Non-Volatile

memory.

Continous writing to Configuration properties

may damage the Non-Volatile memory.

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Danfoss VLT 8000 AQUA Operations Instructions Page 26

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