Owner's manual

Comparison of industrial fieldbus systems
1
Preface
1.3
L
1.3-1
EDSIBS-1.0-06/2003
1.3 Comparison of industrial fieldbus systems
CAN / CANOpen DeviceNet PROFIBUS- DP AS- i INTERBUS INTERBUS loop LON
Topology
Line with termination
resistors
Line with termination
resistors
Line with termination
resistors
Line, tr ee, ring
(possible)
Ring Ring Line (2 wire) or any
other
Bus management
Multi master Single master Single master Single master Single master Only together with
INTERBUS-S; single
master (bus terminal)
Multi master
Max. number of
devices (master
and slaves)
64 64 124 (4 segments, 3
repeaters),
max. 32 per segment
124 sensors/actuators
1master
512 slaves,
1master
32 slaves 32385 devices
distributed to 255
subnetworks with 127
devices each
Max. distance
between devices
without repeater
Depending on the baud
rate
1 km (50 kBit/s)
25 m (1 MBit/s)
100 m (500 kBit/s)
250 m (250 kBit/s)
500 m (125 kBit/s)
1,2 km (93.75 kBit/s)
100 m (12 MBit/s)
100 m 1.5 m (local bus)
400 m (remote bus)
2.5 km (optical fibre)
10 m (max. 100 m cable
length without repeater)
2kmat78kBit/s
(twisted pair),
6.1 km at 5.48 kBit/s
(optical fibre plastics)
Max. distance
between devices
with repeater
General length reduction
Depending on the
repeater used
not specified 10 km (93.75 kBit/s) 300 m (2 repeaters) 13 km (remote bus),
100 km (optical fibre)
No repeater required Almost any
Expandable by
subnetworks (without
repeaters)
Transfer medium
Shielded, twisted pair
cable
Shielded, twisted pair
cable
Shielded, twisted pair
cable
Unshielded and
untwist ed flat pair cable
Shielded, twisted 5-wire
cable
Optical fibre, infrared
Unshielded, twist ed pair
cable
Unshielded and
untwisted pair cable
Radio, optical fibre,
power line
Auxiliary energy
supply via bus
cable
Possible via additional
wires in the bus cable
Possible via additional
wires in the bus cable
Possible via additional
wires in the bus cable
Current supply via data
cable(2to8A)
separately , group via
bus terminal (remote
bus)
Current supply via data
cable (approx. 1.5 A)
Possible via additional
wires in the bus cable
Baud rate
10 kBit/s - 1 MBit/s 125 kBit/s,
250 kBit/s,
500 kBit/s
9.6 kBit/s - 12 MBit/s 167 kBit/s 500 kBit/s or 2 MBit/s 500 kBit/s 78 kBit/s - 1.25 MBit/s
Update time
typical (e.g. 8
devices, 4 bytes
user data)
approx. 1,32 ms at
1 MBit/s (high priority)
approx. 2.64 ms at 500
kBit/s (high priority)
approx. 2.5 ms at 500
kBit/s
typically 5 ms (every 4
bits)
at least 2 ms (process
data)
at least 2 ms (process
data)
approx.70ms
Telegram length
(user data)
0to8bytes 0to8bytes 0 to 246 bytes 4bits 1to64bytesdata;
up to 246 bytes
parameters
1to64bytesdata;
up to 246 bytes
parameters
1 to 228 bytes data;
typically approx. 11
bytes
Telegram length
(total)
106 bits at 8 bytes user
data
106 bits at 8 bytes user
data
user data +
6to11bytes
21 bits, of which:
14 bits master, 7 bits
slave
user data +
6bytes
user data +
6bytes
max. 255 bytes,
user data + 27 bytes
Bus access
methods
CSMA/CA message
oriented
CSMA/CA message
oriented
Cyclic polling Cyclic polling Time grid / distributed
shift register
Time grid / distributed
shift register
Modified CSMA/CD
Lenze communication modules for LENZE basic devices
• 9300 Servo
Inverter and
Servo PLC
on board (only parts of
CANopen)
CANopen 2175
(pluggable)
2175 (pluggable) 2133 (pluggable) not available 2111 and 2113 (both
pluggable)
2112 (pluggable) 2141 (pluggable)
• 8200 vector
frequency
inverter
Function module
System bus (only parts
of CANopen)
E82ZAFCC010
E82ZAFCC100 or
E82ZAFCC210
or pluggable 2175
(CANopen)
2171, 2172 (parts of
CANopen)
Function module (in
preparation)
Pluggable 2175
Function module
E82ZAFPC010 or 2133
(pluggable)
E82ZAFFC010 function
module
Function module
E82ZAFIC010 (can be
integrated) or 2111 or
2113 (both pluggable)
2112 (pluggable) 2141 (pluggable)
• Frequency
inverter 8200
motec
Function module
System bus (only parts
of CANopen)
E82ZAFCC001
(in preparation) Function module
E82ZAFPC001
Function module
E82ZAFFC001
Function module
E82ZAFIC001 (can be
integrated)
- -
• Drive PLC
Function module
System bus (only parts
of CANopen)
E82ZAFCC010
or 2175 (pluggable)
2175 (pluggable) 2133 (pluggable) - 2111 and 2113 (both
pluggable)
2112 (pluggable) 2141 (pluggable)
• starttec
Function module
System bus (only parts
of CANopen)
E82ZAFCC001
(in preparation) Function module
E82ZAFPC001
Canbeintegratedinto
the basic device as
variant
Function module
E82ZAFIC001 (can be
integrated)
- -
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