Sinee EM500 - F25.45=0: All Stop; F25.45=1: Maintain the Status Quo; F25.47 One Place=1; F25.47 Ones Place=0

EM500 Open-Loop Vector Control Inverter User Manual
326
F25.45=0: All Stop
A failure occurs, the normal failure stop
F25.45=1: Maintain the status quo.
This function is available only in master-backup mode.
When the motor overload occurs and the output phase loss fault occurs, the inverter
will automatically switch to the currently unused pump. At this time, the inverter will
continue to run, and the keypad will display C005 (motor overload in rotation) / C006
(phase loss during rotation) warning.
If another fault occurs, it will stop.
If a fault occurs when switching to an unused pump, the machine stops as a normal fault.
No.
Function
Range
Unit
Default
Type
F25.46
Feedback
disconnection
handling
0:All Stop
1: Maintain the status quo.
0
〇
F25.46=0: All Stop
The system will stop according to the set stop mode, enter the fault state.
F25.46=1: Maintain the status quo.
The system will continue to run at the current output frequency, and the inverter will
display C002 warning until it receives the stop command, emergency stop command,
external overpressure signal and water shortage signal.
No.
Function
Range
Unit
Default
Type
F25.47
Pipe network
overpressure
alarm handling
Ones Place: Overpressure alarm
selection
0: Error
1: Alarm
Tens Place:Switching mode
under overpressure
0: Not Used
1:Scram standby
10
〇
F25.47 Ones Place=0:
Fault: The inverter enters the overpressure fault condition.
F25.47 One Place=1:
Alarm: Overpressure pipe network is shielded, the system continues to run, the