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INST.No.INE-863B KR2S
【
Communication Interface
】
Instruction Manual
-18-
6-3-2
Connections of low order communication RS-485
Connect SA1, SB1 of KR2S and SA, SB of low order connected instrument like the following figure. Refer
to instruction manual of each instrument for detail method of low order instrument connection.
Example of terminal connection 1
Example of terminal connection 2(SYSMAC)
SA
SB
SG
Avoid connecting SG line to FG terminal or ground terminal of the device.
Termination
resistor
100
Ω
This recoder
Termination
resistor
100
Ω
SE3000,MEKSEC, etc
AL3000 etc.
SA
SB
SG
RDA
RDB
SDA
SDB
SG
Turn the switch of RS422A/RS485 to
RS422A.
Avoid connecting SG line to FG terminal or ground terminal of the device.
Termination resistor
100
Ω
This recorder
Line converter
SC8-10
Cable for RS-232C(Max.15m)
RZ-CRS6
□□
Communications port
SYSMAC CPU unit
Internal RTC-232C port
(D-SUB 9-pin receptacle)
RD
SD
SG
RDA
RDB
SA
SB
SG
RD
SD
SG
1
2
3
4
5
6
7
8
Содержание KR2S
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