E300 Installation Guide
171
Issue Number: 1
9 Diagnostics
The output of the
E300 Advanced Elevator
drive is disabled under a trip condition preventing further control of the motor. If the motor is running when
the trip occurs a controlled stop is carried out applying the motors brake. The brake control could be carried out by either the
E300 Advanced Elevator
drive, Elevator controller or Safety chain preventing uncontrolled operation of the Elevator.
The drive status LED indicator will flash during a drive trip with a 0.5 s duty cycle.
9.1 Keypad
The keypad display provides information on Trip, Alarm and Status indications for further details refer to the keypad section
9.2 Status LED
The
E300 Advanced Elevator
drive has a status LED present on the front of the drive, as shown below, and one located on the remote keypad which
provides a visual indication of the drive status. The status LED indicator will flash with a 0.5 s duty cycle if the drive has tripped.
1. Non flashing: Normal status
2. Flashing: Trip status
Figure 9-1 Status LED
9.3 Communications protocols
The drive Status, Alarm and Trip codes can be read from the drive using communication protocols. The
E300 Advanced Elevator
drive has no
communications support as standard, however where communications are required an option module can be installed refer to section 2.8
page 14
Parameter
Drive OK
(
L05
) provides the drive Status and the drive Trips can be read in parameters
Trip 0
(
L29
) the most recent, through to parameter
Trip 9
(
L38
)
Example
1. Trip code 2 is read from
Trip 0
(
L29
) via serial communications.
2. Checking the trip code in the Serial communications look up table Trip 2 is an Over Volts trip.
3. Look up Over Volts in Table 9-15
Serial communications look up table
4. Perform checks detailed under Diagnosis.
It should be noted that hardware trips (HF01 to HF20) do not have trip numbers, the HF trip will be displayed on the keypad only.
Users must not attempt to repair a drive if it is faulty, nor carry out fault diagnosis other than through the use of the diagnostic features
described in this chapter. If a drive is faulty, it must be returned to an authorized Control Techniques distributor for repair.
WARNING
1
2
Remote keypad
Keypad
display
Comms
code
No.
Trip
2
Over Volts
NOTE
Содержание E300 Series
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