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4 INSTALLATION AND WIRING
4.2.4 Cable for teaching unit
(1) Precautions for handling the cable for teaching unit
• Do not stamp the cable for teaching unit.
• When laying the cable for teaching unit, be sure to secure the minimum cable
bend radius of 30 mm(1.18 inch) or more.
If the minimum cable bend radius is less than 30 mm(1.18 inch), it may cause
malfunctions due to characteristic deterioration, wire breakage, etc.
• For installation or removal of the cable for teaching unit, hold surely a tab of
cable connector.
• When the teaching unit is removed, the emergency stop and servomotor
become coasting state.
Motion CPU
module
TU connector
(2) Installation of the cable for teaching unit
• For installation of the cable for teaching unit to the Motion CPU (Q173CPUN-T/
Q172CPUN-T), connect it to the TU connector of Motion CPU (Q173CPUN-T/
Q172CPUN-T) while holding a tab of cable for teaching unit. Be sure to insert it
until it clicks.
(3) Removal of the cable for teaching unit
• For removal of the cable for teaching unit, pull out the connector while holding a
tab of connector connected to the TU connector of Motion CPU (Q173CPUN-T/
Q172CPUN-T) after making sure that the fixing hook have been removed
completely. (First be sure to remove the TU connector of Motion CPU
(Q173CPUN-T/Q172CPUN-T for removal.)
If the connector of teaching unit is removed first, load may be applied and
damaged to a connector of Motion CPU.
POINTS
(1) Forcibly removal the cable for teaching unit from the Motion CPU module will
damage the Motion CPU modules and the cable for teaching unit.
(2) When the cable for teaching unit or short-circuit connector is connected to the
connector for teaching unit, screw them to the connector for teaching unit.
Under tightening can cause a drop, short circuit or operation failure.