Sharp CD-M4000 Instruções de Operação descarregar pdf (Página 70)

Chapter 10 Operating Instructions

C4000 Standard/Advanced

Subject to change without notice

Fault diagnosis

Display Possible cause Remedying the error

 Short-circuit at the

operating mode

selector switch

 Check the operating mode inputs on the

switching amplifier connected for short-circuit to

24 V.

 System error  Disconnect the supply voltage to the C4000 for

at least 3 seconds.

 If the problem persists, then have the unit

(sender or receiver) replaced.

# Switching amplifier

connected (e.g.

UE402) is faulty

 Interrupt the supply of power to the C4000 and

to the switching amplifier for at least 3 seconds.

 If the problem persists, replace the switching

amplifier.

 Overcurrent at

switching output 1

 Check the contactor. Replace, if necessary.

 Check the wiring for short-circuit to 0 V.

 Short-circuit at

switching output 1

 Check the wiring for short-circuit to 24 V.

$ Short-circuit at

switching output 1

 Check the wiring for short-circuit to 0 V.

# Overcurrent at

switching output 2

 Check the contactor. Replace, if necessary.

 Check the wiring for short-circuit to 0 V.

! Short-circuit at

switching output 2

 Check the wiring for short-circuit to 24 V.

 Short-circuit at

switching output 2

 Check the wiring for short-circuit to 0 V.

" Short-circuit between

switching output 1

and 2

 Check the wiring and rectify the error.

 Error on the teach-in

key-operated switch,

the emergency stop

button or the key-

operated pushbutton

for bypass

 Check whether the configuration of the teach-in

key-operated switch, the emergency stop button

or the key-operated pushbutton for bypass in the

CDS matches the electrical connection.

 Check the function of the teach-in key operated

switch, the emergency stop button or the key-

operated pushbutton for bypass.

 Invalid configuration of

the EDM

 Verify that the machine-side EDM is connected

correctly.

$ External sender

detected

 Check the distance from reflective surfaces

(page 43) or from other light curtains.

 If necessary, re-configure the device with

another beam coding (page 25) or install non-

reflective partitions.

# Connection problem

between host and

guest

 Check the connection between the cascaded

devices. If necessary, replace defective cables.

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