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3. SIGNALS AND WIRING
3.9.2 For servo amplifier produced earlier than December, 2005
(1) Termination of the cables
Solid wire: After the sheath has been stripped, the cable can be used as it is.
Approx. 10mm
(0.39inch)
Twisted wire: Use the cable after stripping the sheath and twisting the core. At this time, take care to
avoid a short caused by the loose wires of the core and the adjacent pole. Do not solder
the core as it may cause a contact fault.
Alternatively, a bar terminal may be used to put the wires together.
Cable Size Bar Terminal Type
[mm
2
] AWG For 1 cable For 2 cables
Crimping Tool
Manufacturer
1.25/1.5 16 AI1.5-10BK AI-TWIN2 1.5-10BK
2/2.5 14 AI2.5-10BU
CRIMPFOX ZA 3 or
CRIMPFOX UD 6
Phoenix Contact
(2) Connection
Insert the core of the cable into the opening and tighten the screw with a flat-blade screwdriver so that
the cable does not come off. (Tightening torque: 0.3 to 0.4N
m(2.7 to 3.5 lb in)) Before inserting the
cable into the opening, make sure that the screw of the terminal is fully loose.
When using a cable of 1.5mm
2
or less, two cables may be inserted into one opening.
To loosen.
To tighten.
Opening
Control circuit terminal block
Cable
Flat-blade screwdriver
Tip thickness 0.4 to 0.6mm
Overall width 2.5 to 3.5mm
Use of a flat-blade torque screwdriver is recommended to manage the screw tightening torque. The
following table indicates the recommended products of the torque screwdriver for tightening torque
management and the flat-blade bit for torque screwdriver. When managing torque with a Phillips bit,
please consult us.
Product Model Manufacturer/Representative
Torque screwdriver N6L TDK Nakamura Seisakusho
Bit for torque screwdriver B-30, flat-blade, H3.5 X 73L Shiro Sangyo