Commissioning
Switch−on sequence
7
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LDEDS−CCU210B EN 4.0
7.2 Switch−on sequence
) Note!
ƒ Disconnect the control system from the mains before you attach or remove
the external EXMID1 data memory!
ƒ If the external EXMID1 data memory is attached or removed during voltage
is applied, the data saved on it can be damaged:
– If data are damaged, the control system reports the error F008.
– ^ 81
) Note!
ƒ Carefully follow the switch−on sequence described.
ƒ In case of faults during commissioning, the chapter "Troubleshooting and
fault elimination" (^ 78) will help you.
How to switch on the control system:
1. If the control system is equipped with an external EXMID1 data memory:
– Connect the external EXMID1 data memory to plug X50.
2. Switch on the mains:
– After approx. 1 s the control system is ready for operation.
3. The control system behaves according to the specifications parameterised (signals
on the digital inputs):
A The control system is ready for operation if the display shows the status display 00
or the current operating status.
B The control system is not ready for operation if the signal in the display is blinking:
– A fault is active.
– Eliminate the fault. (¶ 78)