Q1 Study the parameters of DeviceNet, ProfiBus DP and Foundation FieldBus and co
ID: 3748338 • Letter: Q
Question
Q1
Study the parameters of DeviceNet, ProfiBus DP and Foundation FieldBus and complete the following table.
You will receive ½ mark for each correct answer:
Parameter
DeviceNet
(Thick wire)
ProfiBus DP
Foundation Fieldbus H1 (Type A cable)
Media Type
Supported topologies
Physical Layer Technology
Max Packet size
Max Bus length (m)
Max Speed ( kbps)
Medium Access Control
Bus Power Voltage
Q1
Study the parameters of DeviceNet, ProfiBus DP and Foundation FieldBus and complete the following table.
You will receive ½ mark for each correct answer:
Parameter
DeviceNet
(Thick wire)
ProfiBus DP
Foundation Fieldbus H1 (Type A cable)
Media Type
Supported topologies
Physical Layer Technology
Max Packet size
Max Bus length (m)
Max Speed ( kbps)
Medium Access Control
Bus Power Voltage
Explanation / Answer
Parameter
DeviceNet
(Thick wire)
ProfiBus DP
Foundation Fieldbus H1 (Type A cable)
Media Type
Round or flat Cable
Twisted pair,
Fiber Cable
Twisted pair,
Fiber Cable
Supported topologies
Star topology,
Trunkline-dropline
Bus topology, Star topology,
Ring topology
Bus topology, Star topology
Physical Layer Technology
Trunkline-dropline,
master-slave, end-to-end (peer-to-peer)
Optical,MBP,EIA-485
H1 physical layer technology,
Segment loading,
Segment Terminators,
Open Connectivity
Max Packet size
0 to 8 bytes
16 to 240 bytes
255 bytes
Max Bus length (m)
0.01939.3 m x 0.0053 m(0.76 in. x 0.21 in.)
100m to 1200 m
1000 m to 1900 m
Max Speed ( kbps)
125 kbps, 250 kbps,500 kbps
9.6 kbps to 12 Mbps
31.25 kbps
Medium Access Control
Single network can have up to 64 nodes, node address (called MAC ID in DeviceNet)
Range : 0 – 63
Fieldbus Data Link (FDL)-
token passing procedure,
master-slave procedure,
data security
Link Active Scheduler (LAS) controls medium access
Bus Power Voltage
11 to 25 Volts
13.5 to 24 Volts
24 to 32 Volts DC
Parameter
DeviceNet
(Thick wire)
ProfiBus DP
Foundation Fieldbus H1 (Type A cable)
Media Type
Round or flat Cable
Twisted pair,
Fiber Cable
Twisted pair,
Fiber Cable
Supported topologies
Star topology,
Trunkline-dropline
Bus topology, Star topology,
Ring topology
Bus topology, Star topology
Physical Layer Technology
Trunkline-dropline,
master-slave, end-to-end (peer-to-peer)
Optical,MBP,EIA-485
H1 physical layer technology,
Segment loading,
Segment Terminators,
Open Connectivity
Max Packet size
0 to 8 bytes
16 to 240 bytes
255 bytes
Max Bus length (m)
0.01939.3 m x 0.0053 m(0.76 in. x 0.21 in.)
100m to 1200 m
1000 m to 1900 m
Max Speed ( kbps)
125 kbps, 250 kbps,500 kbps
9.6 kbps to 12 Mbps
31.25 kbps
Medium Access Control
Single network can have up to 64 nodes, node address (called MAC ID in DeviceNet)
Range : 0 – 63
Fieldbus Data Link (FDL)-
token passing procedure,
master-slave procedure,
data security
Link Active Scheduler (LAS) controls medium access
Bus Power Voltage
11 to 25 Volts
13.5 to 24 Volts
24 to 32 Volts DC
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