Toshiba Vm Series User Manual

Unified Controller Vm series TC-net 100(TNB) Module Manual
73
A.2 TC-net 100 Transmission Specifications
Table A-3 TC-net 100 transmission specifications
Item Specification
Media access method DOMA(Deterministic Ordered Multiple Access) method
Data transmission speed 100Mbps
Topology Star
Transmission path Single bus
Redundant bus
Connector MT-RJ optical connector
Cable length Up to 2km
(It can be up to 8km when using laser-emitting diode in
optical fiber single mode.)
Node count Up to 254 nodes/system
(including optical shared hub UTNH21A)
HUB count Cascade, 5 stages
Transmission mode Scan transmission
High-speed cycle
：
1ms to 160ms
Medium-speed cycle
：
2ms to 1,000ms
Low-speed cycle
：
2ms to 10,000ms
Scan transmission capacity 128KW
／
system (16bits/word)
2048 blocks/system (64W/block)
Transmission capacity 576 blocks/node (36KW/node)
(High
：
64, Medium
：
128, Low
：
384)
Statechangedetection
Changedetectionwords 128W/node
Changedetectioncycle Changedetectionwords
×
30
μ
s
Detectionsignalinterval 50msormore
Interface Optical
MT-RJ type connecter
Cable Optical
Quartz GI cable(62.5/125, long wave) and (50/125 long
wave)

Toshiba Vm Series Specifications

General

Brand	Toshiba
Model	Vm Series
Category	Controller
Language	English