|
gptkbp:instanceOf
|
serial communication standard
|
|
gptkbp:allows
|
long distance communication
multi-drop network
|
|
gptkbp:alsoKnownAs
|
gptkb:EIA-485
|
|
gptkbp:application
|
gptkb:BACnet
industrial automation
building automation
modbus
|
|
gptkbp:connectorType
|
gptkb:DB9
gptkb:RJ45
terminal block
|
|
gptkbp:dataRate
|
10 Mbps (short distances)
|
|
gptkbp:definedIn
|
gptkb:Electronic_Industries_Alliance
|
|
gptkbp:doesNotSpecify
|
gptkb:network_protocol
|
|
gptkbp:heldBy
|
asynchronous communication standard
balanced line standard
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
RS485
|
|
gptkbp:maximumLength
|
1200 meters
|
|
gptkbp:maximumNumberOfDevices
|
32 drivers and 32 receivers
|
|
gptkbp:operatingSystem
|
-7V to +12V
|
|
gptkbp:physicalLayer
|
gptkb:OSI_Layer_1
|
|
gptkbp:predecessor
|
gptkb:RS-422
|
|
gptkbp:relatedStandard
|
gptkb:RS-422
gptkb:RS-232
|
|
gptkbp:requires
|
termination resistors
|
|
gptkbp:specifies
|
electrical characteristics only
|
|
gptkbp:standardizedBy
|
1983
|
|
gptkbp:supports
|
half-duplex communication
full-duplex communication (with two pairs)
multipoint communication
|
|
gptkbp:usedIn
|
SCADA systems
CCTV systems
remote data acquisition
|
|
gptkbp:uses
|
gptkb:Cyclops
differential signaling
|
|
gptkbp:bfsParent
|
gptkb:Honeywell_Galaxy_security_systems
gptkb:PJON
gptkb:Honeywell_Series_16
gptkb:Opta_RS485
gptkb:Ryujin_8.1
gptkb:SICAM_Q100
gptkb:SICAM_Q1000
gptkb:SICAM_Q1400
gptkb:SICAM_Q1600
gptkb:SICAM_Q1700
gptkb:SICAM_Q2100
gptkb:SICAM_Q2200
gptkb:SICAM_Q2300
gptkb:SICAM_Q2400
gptkb:SICAM_Q2800
gptkb:SICAM_Q2900
gptkb:SICAM_Q300
gptkb:SICAM_Q3000
gptkb:SICAM_Q3100
gptkb:SICAM_Q3300
gptkb:SICAM_Q3400
gptkb:SICAM_Q3500
gptkb:SICAM_Q3700
gptkb:SICAM_Q3800
gptkb:SICAM_Q3900
gptkb:SICAM_Q4000
gptkb:SICAM_Q4100
gptkb:SICAM_Q4200
gptkb:SICAM_Q4400
gptkb:SICAM_Q4500
gptkb:SICAM_Q4600
gptkb:SICAM_Q4700
gptkb:SICAM_Q4800
gptkb:SICAM_Q4900
gptkb:SICAM_Q500
gptkb:SICAM_Q600
gptkb:SICAM_Q800
gptkb:SICAM_Q900
gptkb:SIPROTEC
|
|
gptkbp:bfsLayer
|
7
|