Bedford B503DSL Series, Инструкция по эксплуатации

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automatically; while pressing will directly return to the second-class menu without
saving the parameters, and keep staying at the current function code.
4.2.2 Fault reset
If the controller has fault, it will prompt the related fault information. User can use
to reset the fault. After fault reset, the controller is at stand-by state. If user does not reset the
controller when it is at fault state, the controller will be at operation protection state, and can
not run.
4.3 Running State
4.3.1 Power-on initialization
Firstly the system initializes during the controller power-on, and LED displays “SL503”,
and seven indicator lights are all on. After the initialization is completed, the controller is on
stand-by status.
4.3.2 Stand-by
At stand-by status, parameters of reference frequency and DC bus voltage can be display.
Operation Description Display
The current data at
stand-by status
DC bus voltage
4.3.4 Running state
At running status, there are six parameters which can be display. they are: output
frequency, reference frequency, DC bus voltage, output voltage, output current and output
torque given as follow.
Operation Description Display
The Current data at
stand-by status
Output
frequency