Nicotra Gebhardt DDMP 10/10, Operating Manual

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Rev. 0 - 05/11/2020
OPERATING MANUAL OPERATING MANUAL
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9.6.3.6 +12 AUX power supply (for DDMP 2.1kW - 1-Ph only) ................................................................................38
9.6.3.7 Relay (for DDMP 2.65kW - 3-Ph only) ..........................................................................................................39
9.6.3.8 Tachometric, alarm and filter output ...........................................................................................................39
9.6.3.9 Input Impedances ........................................................................................................................................39
10. OPERATING MODES AND SETTING OPTIONS .....................................................................................................................40
10.1 Speed control .................................................................................................................................................................40
10.1.1 Analog speed control .............................................................................................................................................40
10.1.2 Modbus temporary speed control .........................................................................................................................40
10.1.3 Modbus fixed speed control ..................................................................................................................................40
10.1.4 Speed control curves: examples ............................................................................................................................41
10.2 Constant airflow .............................................................................................................................................................41
10.2.1 Analog constant airflow .........................................................................................................................................41
10.2.2 Modbus temporary constant airflow .....................................................................................................................41
10.2.3 Modbus fixed constant airflow ..............................................................................................................................41
10.2.4 Constant airflow curves: examples ........................................................................................................................42
10.3 Asynchronous emulation ................................................................................................................................................42
10.3.1 Analog asynchronous emulation ...........................................................................................................................42
10.3.2 Modbus temporary asynchronous emulation .......................................................................................................42
10.3.3 Modbus fixed asynchronous emulation .................................................................................................................42
10.3.4 Asynchronous emulation curves: examples ...........................................................................................................43
10.4 PID closed control loop ..................................................................................................................................................43
10.4.1 Analog ref. PID closed control loop (for 3-phase only) ..........................................................................................44
10.4.2 Modbus temporary ref. PID closed control loop ....................................................................................................44
10.4.3 Modbus fixed ref. PID closed control loop .............................................................................................................44
10.4.4 Modbus positive/negative feedback ......................................................................................................................44
10.5 Changing the operation mode .......................................................................................................................................44
11. OTHER FEATURES ..................................................................................................................................................................45
11.1 Filter alarm .....................................................................................................................................................................45
11.2 Out of functioning range alarm (for 1-phase - 1.05 kW only) ........................................................................................45
11.3 Flying start (for 3-phase only) .........................................................................................................................................45
11.4 Regeneration (for 3-phase only) .....................................................................................................................................45
11.5 Skip speed range (for 3-phase only) ...............................................................................................................................46
11.6 Soft start .........................................................................................................................................................................46
12. SOA LIMITATIONS .................................................................................................................................................................46
12.1 Speed limitation .............................................................................................................................................................46
12.2 Power limitation .............................................................................................................................................................46
12.3 Output current limitation ...............................................................................................................................................47
13. OTHER VARIABLES ................................................................................................................................................................47
13.1
Bus voltage .....................................................................................................................................................................47
13.2 Motor voltage .................................................................................................................................................................47
13.3 Enable function (for 3-phase only) .................................................................................................................................47