Danfoss AKA 245 Spécifications télécharger pdf (Page 12)

12 Manual RS8EN502 © Danfoss 02-2010 AK-CC 550

Applications

Hereisasurveyofthecontroller’seldofapplication.

Asettingwilldenetherelayoutputssothatthe

controller’sinterfacewillbetargetedtothechosen

application.

Onpage20youcanseetherelevantsettingsforthe

respectivewiringdiagrams.

S3andS4aretemperaturesensors.Theapplicationwilldeterminewhether

eitheroneortheotherorbothsensorsaretobeused.S3isplacedintheair

owbeforetheevaporator.S4aftertheevaporator.

A percentage setting will determine how the control is to be based. S5 is a

defrostsensorandisplacedon/inthensoftheevaporator.

S6isaproductsensor,butinapplication9and10ithasadierentuse.

DI1,DI2andDI3arecontactfunctionsthatcanbeusedforoneofthefol-

lowing functions: door function, alarm function, defrost start, external main

switch, night operation, change of thermostat reference, appliance cleaning,

forcedrefrigerationorcoordinateddefrost.DI3hasa230Vinput.Seethe

functionsinsettingso02,o37ando84.

General:

The ten uses are all adapted for commercial

refrigeration systems in the form of either

refrigeration appliances or cold storage rooms.

Ingeneralallhaveoutputsfor:

•AKVvalve

•Fan

•Defrost

Inadditiontheyhavedierentusesandthereby

input and outputs.

Application 1-4

Standard applications.

Thisisforstandardusewherethevitaldierence

isonlydierentcombinationsofthefollowing

functions/outputs:

•Alarm

•Railheat

•Compressor

•Light

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 35 36

Pas de commentaire

Danfoss AKA 245 Spécifications Page 12