R7HL-DC16B
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: [email protected]
EM-7812-H Rev.4 P. 5 / 5
COMMUNICATION CABLE CONNECTIONS
Master Module
RXD+
RXD–
TXD+
TXD–
FG
(SHIELD)
Slave Module
RXD+
RXD–
TXD+
TXD–
FG
(SHIELD)
Slave Module
TXD+
Terminating
Resistor
TXD–
RXD+
RXD–
SHIELD
Terminating
Resistor
Master Module
TR+
TR–
FG
(SHIELD)
Slave Module
TR+
TR–
FG
(SHIELD)
Slave Module
TR+
TR–
SHIELD
Note: Be sure to turn ON the switch of the terminating resistor located at both ends of the modules.
Terminating
Resistor
Terminating
Resistor
■
MASTER CONNECTION
• Full-duplex communication
• Half-duplex communication
I/O DATA DESCRIPTIONS
■
DISCRETE OUTPUT
Unused
0
15
0
15
• Di
• Do
Output 0
Output 1
Output 2
Output 3
Output 15
Output 7
Output 8
:
:
:
0: OFF
1: ON
