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Appendix A Specifications
A.2 TC-net 100 Transmission Specifications
70
6F8C1621
Table A-2 TC-net 100 transmission specifications
Item
Media access method
Data transmission speed
Topology
Transmission path
Transmission cable/cable
length
Node count
HUB count
Transmission mode
Scan transmission capacity
Interface
Cable
Specification
DOMA(Deterministic Ordered Multiple Access)
method
100Mbps
Star
Single bus
Redundant bus
・Optical fiber cable：2km
(Total extension is 8km if laser LEDs and optical
fiber single mode are used)
Up to 254 nodes/system
(including optical shared hub UTNH21A)
Cascade, 5 stages
Scan transmission
High-speed cycle：1ms to 160ms
Medium-speed cycle：2ms to 1,000ms
Low-speed cycle：2ms to 10,000ms
128KW／system (16bits/word)
2048 blocks/system (64W/block)
Transmission capacity 576 blocks/node
(36KW/node)
(High：64, Medium：128, Low：384)
Optical
MT-RJ type optical connector
Optical
Quartz GI cable (62.5/125, long wavelength) or
(50/125, long wavelength)
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