Communication Cable Connections; Data Allocation - M-system R7C-RS4 Instruction Manual

COMMUNICATION CABLE CONNECTIONS

Master Unit
TERMINATOR
blue
DA
white
DB
yellow
DG
SLD
FG
Be sure to connect the terminating resistor included in the product package to the unit at both ends of communication line.
The terminator must be connected across DA and DB.
The Master Unit can be located other than at the extreme ends of communication line.

DATA ALLOCATION

ANALOG INPUT
Interval-timed Response (X)
RWrn+0
Analog input 0
+1 Analog input 1
+2 Analog input 2
+3
Analog input 3
• Without Extension Module
Interval-timed Response (X)
0
RX(n+0)F to RX(n+0)0
F
Reserved
1F
• With Extension Module R7C-EA16
Interval-timed Response (X)
0
RX(n+0)F to RX(n+0)0
F
Reserved
1F
• With Extension Module R7C-EC16x
Interval-timed Response (X)
0
RX(n+0)F to RX(n+0)0
F
Reserved
1F
Remote Unit
DA
DB
DG
SLD
FG
(Status)
(R7C-EA16)
(Status)
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp
Remote Unit
DA
DB
DG
SLD
FG
Refresh Data (Y)
RWwn+0
Unused
+1 Unused
+2 Unused
+3
Unused
Refresh Data (Y)
0
F
Unused
1F
Refresh Data (Y)
0
F Unused
1F
Refresh Data (Y)
0
RY(n+0)F to RY(n+0)0
F
Unused
1F
R7C-RS4
TERMINATOR
(R7C-EC16x)
EM-7801-C Rev.6 P. 5 / 10