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(2) Communication specifications
Communication method
Transmission rate
Transmission format
Coding method
Check method
Sync method
Modulation method
Communication network
system
Connectors
Transmission line
12
Item
Token/passing
1.25M bits/s
JIS X-5014 high level data link control procedure (HDLC) frame
configuration compatible
NRZI (Non Return To Zero Inverted)
CRC
Bit synchronous
Continuous frequency phase modulation (FSK)
Bus type
Module side: BNC receptacle (jack)
Line side: BNC plug
Coaxial cable: 5C-2V (JIS · C-3501)
Characteristics impedance: 75 ohm
Total cable distance: 1 km max.
Specification
12
2
·
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