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3. SIGNALS AND WIRING
(c) The twin type connector for CNP2 (L11 L21): 721-2205/026-000 (WAGO)
Using this connector enables passing a wire of control circuit power supply.
Refer to appendix 3 for details of connector.
L21
L11
L21
L11
Power supply
or Front axis Rear axis
CNP2
Twin type connector for CNP2
(3) MR-J3-350B
(a) Servo amplifier power supply connectors
Servo amplifier power supply connectors
CNP3
CNP1
CNP2
Connector for CNP1
PC4/6-STF-7.62-CRWH
(Phoenix Contact)
<Applicable cable example>
Cable finish OD: 5mm or less
Connector for CNP3
PC4/3-STF-7.62-CRWH
(Phoenix Contact)
Connector for CNP2(Note)
54928-0520 (Molex)
Servo amplifier
<Applicable cable example>
Cable finish OD: 3.8mm or less
Note. As twin type connector for CNP2 (L11, L21) is the same as MR-J3-100B or smaller. Refer to (1) (c) of this section.
(b) Termination of the cables
1) CNP1 CNP3
Solid wire: After the sheath has been stripped , the cable can be used as it is.
7mm
Sheath Core
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
[mm2] AWG For 1 cable For 2 cables Crimping tool Manufacturer
1.25/1.5 16 AI1.5-8BK AI-TWIN2 1.5-8BK
2.0/2.5 14 AI2.5-8BU AI-TWIN2 2.5-10BU CRIMPFOX-ZA3 Phoenix Contact
3.5 12 AI4-10GY