Appendix A Specifications
6F8C1601
34
A.3 TC-net I/O Loop Specifications
Table A-3 TC-net I/O Loop Specifications
Item
Specification
System Optical
system
Topology Loop
Data transmission rate
100Mbps
Media access method
DOMA
(
Deterministic Ordered Multiple Access
)
Redundancy Dual
loop
Number of nodes connected
Max. 254 nodes per system
Number of I/O adaptors connected Max. 32 adaptors
Transmission cable
Optical fiber cable
Connector
Duplex LC connector
Cable length
Max. 2km
Total extension
Max. 4km
Communication service
Scan transmission
Message transmission
Scan transmission frequency
High-speed scan : 100
μ
s or more
Medium-speed scan : 1ms or more
Scan transmission capacity
128K Words per system (2048 Blocks per system)
Maximum transmission capacity : 32K Words per node
Message transmission capacity
1996 Bytes
Message relay control
None
State change detection
None
Maintenance function
Scan healthy map
Node information
Bus diagnostic counter
Loopback test
I/O loop configuration state
Содержание nv-pack JTLI41
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Страница 30: ...Chapter 3 Settings 6F8C1601 16 ...
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Страница 56: ...Appendix D Decimal Hex Conversion Table 6F8C1601 42 ...
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