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(3) RS485
Connection between the unit and other devices and between a line converter and the unit
Cable
Crimp type ring terminals
↔
Crimp type ring terminals
RS485 cable
Shape
2-core cable of twisted CVVS lines. Each side has a SG (signal ground) line. Since
the line converter has no SG terminal, cut and use the cable.
Internal
wiring
Model
code
RZ - LE C
□□□
Cable length: 001 to 200m (specified)
(4) Ethernet
Connection between PC and devices
For direct (one-to-one) connection, use crossover twist-pair cables with shield (available locally as
STP cable).
Connection between HUB and devices (multiple devices can be connected)
For (one-to-N) connection between PC and devices via HUB, use straight twist-pair cables with
shield (available locally as STP cable).
3) Communications
line
wiring
(1) RS232C
wiring
PC and devices are connected one-to-one with RS232C.
Example of terminal connection
RDA(black)
RDB(white)
SG(green)
(black)SA
(white)SB
(green)SG
Device side, Line converter side
Recorder side
RDA
RDB
SG
SA
SB
SG
SD
RD
SG
Cable for RS232C (Max.15m)
Device side
RD
SD
SG
RZ-CRS6
Communications port
PC side