2. WIRING
2-14
2.4
Control Box
Note 1:
To prevent accidents and injury while conducting maintenance or wiring, turn
the control box off at the breaker.
Note 2:
If the wiring for the motor and brake is incorrect, the transducer may be low-
ered unintentionally. Check the interconnection diagram at the back of this manual or
wiring label on the rear side of the control box cover to confirm that the internal wiring
is correct before turning the power on.
2.4.1
Internal wiring and cable clamp position
The connection LED lights up in red color to indicate that the wiring is correct. Confirm
that the LED is lit. If the LED is not lit, disconnect the power cables and reconnect them
correctly. Re-apply the power and confirm that the LED is lit.
The hull unit does not work if the connections are incorrect.
• Power connected correctly: LED lights in red.
• Incorrect connection: LED does not light.
Cable clamp
1 2 3-1
4
5 6 7 8
9
10 11
3-2
LED
TB1
(HCTL board)
TB2
TB4
TB10
TB8
TB3
TB6
TB5
TB7
TB1 (Power)
Terminal opener
TB1
(HFLT board)
Ground securing plate
䠖
Secure the copper strap
here.
TB1 (HFLT board)
is beneath this
cover.
Internal view
Содержание FSV-75
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