Chapter 6 Wiring; Terminal Block - Mitsubishi Electric MELSEC iQ-R Series User Manual

6
WIRING
This chapter describes the wiring for the RJ71CN91.
6.1

Terminal Block

Type of terminal block
The RJ71CN91 uses the following terminal block.
Name
Transmission cable terminal block
Tightening torque
Tighten the terminal block screws within the following specified torque range.
Screw type
Terminal block mounting screw (M2.5 screw)
Wiring installation screw (M3 screw)
Tightening work requires a 0.63.5mm flathead screwdriver.
Before removing the transmission cable terminal block, check that terminal block mounting screws at both ends have been
completely loosen (detached from the socket) and then pull it out.
Forcibly pulling out the transmission cable terminal block with the terminal block mounting screws at both ends engaged may
damage the equipment.
Check that there is no short-circuit with loosen or untwisted wires before mounting, and then completely tighten the terminal
block mounting screws at both ends.
Terminal name of terminal block
Terminal name of terminal block is as follows.
Terminal block Terminal name
NC
CAN+
SLD
CAN-
GND
The terminal block has labels attached corresponding to the cable colors. Match the cable colors with the terminal block label
colors to connect the CAN bus cable.
Model
MSTB2,5/5-STF-5,08AU-M
Description
Signal name: CAN_V+
External power supply
Make a connection as required as it is not used by the RJ71CN91.
Signal name: CAN_H
CAN_H bus line (dominant high)
Signal name: CAN_SHLD
CAN shield
Signal name: CAN_L
CAN_L bus line (dominant low)
Signal name: CAN_GND
CAN ground
Contact
PHOENIX CONTACT GmbH & Co. KG (www.phoenixcontact.com)
Tightening torque range
0.20 to 0.30Nm
0.50 to 0.60Nm
Cable color
Red
White

Blue
Black
6 WIRING
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6.1 Terminal Block
6