Communication Cable Connections; Mounting Requirements; Wiring Instructions - M-system R7G4HH-A-YVF4 Instruction Manual

COMMUNICATION CABLE CONNECTIONS

■ MASTER CONNECTION
• Full-duplex communication
Master Module
TXD+
TXD−
Terminating
RXD+
Resistor
RXD−
SHIELD
• Half-duplex communication
Master Module
TR+
TR−
Terminating
SHIELD
Resistor
Note: Be sure to turn ON the switch of the terminating resistor located at both ends of the modules.

MOUNTING REQUIREMENTS

140 (5.51)
2−M4
Slave Module
RXD+
RXD−
TXD+
TXD−
SLD
Slave Module
TR+
TR−
SLD
unit: mm (inch)
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
Slave Module
RXD+
RXD−
TXD+
TXD−
SLD
Slave Module
TR+
TR−
SLD

WIRING INSTRUCTIONS

■ TORQUE
Wiring screw for separable terminal: 0.5 N∙m
Fixing screw for separable terminal: 0.5 N∙m
■ SOLDERLESS TERMINAL
Refer to the drawing below for recommended ring tongue
terminal size. Spade tongue type is also applicable.
Applicable wire size: 0.25 to 1.65 mm
Recommended manufacturer: Japan Solderless Terminal
MFG. Co., Ltd, Nichifu Co., Ltd
3.3 (.13) max
■ HOW TO UNMOUNT THE SEPARABLE TERMINAL
The separable terminal of the unit is 2 piece constructions.
It is possible to remove the terminal by loosening two screws
of terminal alternately.
R7G4HH-A-YVF4
Terminating
Resistor
Terminating
Resistor
(AWG 22 to 16)
2
mm (inch)
EM-7777-F Rev.2 P. 8 / 9