3.5 Control Circuit Wiring
90 SIEPYEUOQ2A01A AC Drive Q2A Technical Manual
NOTICE: Isolate control circuit wiring from main circuit wiring (terminals R/L1, S/L2, T/L3, B1, B2, U/T1, V/T2, W/T3, -, +1, +2)
and other high-power wiring. Incorrect wiring procedures could cause drive malfunction because of electrical interference.
NOTICE: Isolate contact output terminals 1NO, 1NC, 1CM, 2NO, 2CM, 3NO, 3CM, 4CO, 4CM from other control circuit wiring.
The drive and connected equipment will malfunction or the drive can trip because of incorrect wiring.
NOTICE: Use a class 2 power supply when connecting to the control terminals. Refer to NEC Article 725 Class 1, Class 2, and
Class 3 Remote-Control, Signaling, and Power Limited Circuits for requirements concerning class 2 power supplies. Improper
application of peripheral devices could result in drive performance degradation due to improper power supply.
NOTICE: Insulate wire shields with tape or shrink tubing to prevent contact with other signal lines or equipment. Incorrect wiring
procedures could cause the drive or connected equipment to malfunction because of short circuits.
NOTICE: Connect the shield of shielded cable to the applicable ground terminal. Incorrect equipment grounding could cause
the drive or connected equipment to malfunction or to trip again and again.
Correctly ground the drive terminals and complete main circuit wiring before you wire the control circuit.
Remove the keypad and front cover.
1. Push in on the tabs on the both sides of the USB port board to release the board from the bracket. Pull the
board forward to remove it.
NOTICE: Make sure that the USB port board is safe after you remove it from the bracket. Failure to obey will cause
damage to the USB port board.
Note:
You can temporarily store the USB port board with the temporary placement holes on the drive. The location of the temporary
placement holes changes by drive model.
A - Drive front
B - USB port board
C - Temporary placement holes
Figure 3.36 Remove the USB Port Board
A - Drive front
B - USB port board
C - Temporary placement holes
Figure 3.37 Remove the USB Port Board
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