WEG CPW22, Руководство пользователя

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Maintenance
CPW22 | 15
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6 MAINTENANCE
If the safety relay does not operates according necessary applications, check the possible faults listed below
before send device to maintenance.
„
DEVICE DOES NOT SWITCH ON
„
Check the wiring connections and comparing with wiring diagram applications.
„
Check the operating voltage at A1 / A2.
„
Check the safety switch used for correct function and adjustment.
„
Check whether the emergency stop circuit is closed.
„
Check whether the start button (with manual start) is closed.
„
Check if the feedback loop is closed.
„
DEVICE CAN NOT BE SWITCHED ON AGAIN AFTER AN EMERGENCY STOP
„
Check whether the emergency stop circuit was closed again.
„
Check if the start button or the emergency stop circuit (with manual start) opened before closing again.
„
Check if the feedback loop opened before closing again.
If these steps do not remedy the fault either, return the device to the manufacture for examination.
ATTENTION!
Opening the device is impermissible and will void the warranty.