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3.2 General run lengths
Device
count
AWG 16 (1,5 sqmm) AWG 24 (0,28 sqmm)
Cat5 Cable or J-Y(St)Y
bus topology free topology bus topology free topology
1400 m / 1312 feet 100m/328feet 400 m / 1312 feet 100m/328feet
2400 m / 1312 feet 100m/328feet 268m/879feet 100m/328feet
4400 m / 1312 feet 100m/328feet 133 m / 436 feet 100m/328feet
6400 m / 1312 feet 100m/328feet 88m/288feet 82m/269feet
8400 m / 1312 feet 100m/328feet 66 m / 216 feet 61 m / 200 feet
4 Special cabling conditions
4.1 Glass Touch
FortheGlassTouchthevaluesabovearenotvalid.Instead,watchtheserequirements:
yUse2x0.5sqmm.
yUseadirectconnectionfromSYMPLe:busNodetoGlassTouch,nobranching.
yMaximumcablelengthis100m.
5 e:bus, DALI and DMX
5.1 DALI
DigitalAddressableLightingInterface(DALI)isastandardforcontrollightinginbuildings.Itwasestablished
asasuccessorfor0...10Vlightingcontrolsystems,andasanopenstandardalternativetoDigitalSignal
Interface(DSI),onwhichitisbased.TheDALIstandard,whichisspeciedintheIEC60929standardfor
uorescentlampballasts,encompassesthecommunicationsprotocolandelectricalinterfaceforlighting
control networks.
5.2 DMX
DMX512(DigitalMultiplex)isastandardfordigitalcommunicationnetworkstocontrolstagelightingand
eectssuchasfogmachinesandmovinglights.DMX512employsEIA-485dierentialsignalingatitsphysical
layer,inconjunctionwithavariable-size,packetbasedcommunicationprotocolat250kBit/s.Itis
unidirectionalanddoesnotincludeautomaticerrorcheckingandcorrection.DMXisthemostused
connection type in lighting control.
5.3 Comparison
Feature e:bus DALI DMX
Includes protocol
Self-organizing network - -
Freetopologywiring -
Linkpower - -
Polarity-insensitive - -
High-Speed signaling -
IntroductionManual—e:busIntroductionManual| Special cabling conditions
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