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After performing the operations described in the INSTALLATION chapter, the inverter can be started. 

When STEADYPRES is switched on, it enters the STARTING phase, which lasts 10 seconds, after 

which 

STEADYPRES returns to the same operating conditions in which it was when it was last 

switched off

o

 

in WORK mode if at the time of the last shutdown was IN SERVICE 

o

 

in OUT OF SERVICE mode if at the time of the last shutdown was OUT OF SERVICE 

(OFF) 

In case of accidental fall of the power line, if it STEADYPRES was in serivce, when the power returns, 

it automatically returns in service 

To put STEADYPRES

 IN SERVICE / OUT OF SERVICE,

 beat the START / STOP button. 

- In applications with parallel inverters (MASTER / SLAVE) is just the MASTER inverter that receives input 

from the keyboard 

- SLAVE inverters operate independently only if the MASTER is turned off, in which case they receive input 

from its own keyboard. 

- In each group can be only one MASTER, one SLAVE 1 and one SLAVE 2. 
- In normal operation, you can view the status parameters. 

For visualization of the operating parameters see 

QUICK INSTALLATION GUIDE 

LIGHT SIGNALS 

keyboard 

 

 

 

 

ON 

 

OFF 

 

BLINKING

 

 

POWER 

STATUS 

STEADYPRES does not detect power supply. 

WARNING: 

cannot guarantee the absence of power supply, the 

electronic board may be faulty, but under tension

 

 

POWER 

STATUS 

STEADYPRES

 is live, but the pump is not running (STAND-

BY)

 

 

POWER 
STATUS 

STEADYPRES

 is live, and the pump is running

 

 

POWER 

STATUS 

STEADYPRES

 is live, but out of serivce; the re-arm is only 

manual

 

 

POWER 

STATUS 

STEADYPRES

 is in ALARM mode, re-arm is only manual

 

INSPECTION MENU 

the menu INSP (inspection) allows you to view the history of the inverter: the operating hours, 

number of starts, alarm recording. 

INSP 

WH 

OPERATING HOURS 

Operating hours with the pump running 

 

TH 

TOTAL OPERATING HOURS 

Total No. Hours working 

 

NS 

NO. START-UPS  

total Number of start-ups 

 

SH 

AVERAGE NO. START-UPS  

Average number of start-ups per working hour. 

 

E1 

LAST FAULT 

last fault that occurred in chronological order 

 

EH 

TIME OF LAST FAULT 

time at which the fault occurred (referred to TH) 

 

EE 

ERROR RESET 

to reset the error log press the ENTER key and hold, 
until "OK" is confirmed on the display 
 (ENTER 

 **** 

 OK) 

Summary of Contents for STEADYPRES 2.0 M/M 11

Page 1: ...spare parts tampering or improper use make the product warranty null and void During first installation or when carrying out maintenance make sure that the electric power supply network is not live Th...

Page 2: ...ASTER and SLAVE 36 o Alarms 37 PART 2 OPERATOR S AND MAINTENANCE MANUAL o General remarks 38 o Working limits 39 o Technical data 39 o Dimensions and weight 40 o Product identification code 40 o Surge...

Page 3: ...the inverter in a place o protected from the elements o ventilated free from excessive humidity or excessive dust o as close as possible to the pump o make sure that does not receive harmful vibration...

Page 4: ...sinusoidal filter It aids smooth running of motors eliminating negative effect of voltage peaks GND L N GND V W U LINE MOTOR N L SINGLE PHASE IN line SINGLE PHASE OUT motor M M Pump supply voltage 23...

Page 5: ...ps 4 e 5 In applications with parallel inverters the wiring must be carried out on the MASTER RS485 SIGNAL CONNECTION 10 9 8 7 6 5 4 3 2 1 10 9 8 7 6 5 4 3 2 1 10 9 8 7 6 5 4 3 2 1 Connect the termina...

Page 6: ...history etc TEST mode only in OFF mode TEST mode allows you to start and stop the pump in manual mode START STOP button and change the frequency in steps of 1 Hz It also allows to control the operatin...

Page 7: ...Y FOR POWER FACTOR only T T models TP RESTART INTERVAL FOR DRY RUNNING TF STOP DELAY FOR NO FLOW RF INVERTER REACTIVITY FS MODULE SWITCHING FREQ US NO GRIP STARTUPS EI INPUT SIGNAL EO OUTPUT SIGNAL AI...

Page 8: ...rent of the motor At low supply voltages the current set should leave a margin eg 15 to compensate for the low voltage m u Default Min Max Step M M 8 5 A 8 5 1 8 5 0 1 M M 11 A 11 1 11 0 1 M M 16 A 16...

Page 9: ...nning conditions CAUTION high values of the stop delay may damage the pump sec 10 1 100 1 PF 50 MINIMUM POWER FACTOR only T T models Sets the minimum value for the power factor below which the inverte...

Page 10: ...T there is at least one operating pump EO 3 recirculation activates the relay output time intervals defined by param AI AI 60 RECYCLE FUNCTION Sets the output activation interval clean contact type co...

Page 11: ...FI Shows the instantaneous value of the power factor only T T models Tm 50 POWER MODULE TEMPERATURE Displays the inverter s electronic module temperature C Ti 30 INVERTER BOX INTERNAL TEMP Displays th...

Page 12: ...he operating parameters by pressing the keys To stop the TEST press the A START STOP button PRIMING AND STARTING UP Do not run pumps dry Before starting the pump make the filling of all pumps In the p...

Page 13: ...rive continues to run the error is reset below 60 C OVER TEMP BOX only T T mod The temperature inside the inverter has reached 80 C the inverter stops the pump the error is reset below 60 C and the dr...

Page 14: ...s during starts and operation energy saving Allows the selection of the power supply and output voltage PART LIST 1 control system 2 removable electric connector 3 I O power cable bushing 4 power boar...

Page 15: ...nverter to vary the flow rate TECHNICAL DATA main voltage supply 230 10 Vac single phase models M M e M T WARNING IN CASE OF LOW VOLTAGE NOMINAL VALUE 10 OVERCURRENTS CAN OCCUR DURING STARTING OR FULL...

Page 16: ...under pressure to minimize the start up of the pumps it is essential in the presence of small system leakages absorbs overpressures from the system the minimum tank volume in liters for diaphragm mode...

Page 17: ...cable and the motor cable must be sized to curb any power voltage drop within 3 The power supply cable and the motor cable must be suitably shielded to comply with EMC standards In case of long cable...

Page 18: ...you can view the status parameters For visualization of the operating parameters see QUICK INSTALLATION GUIDE LIGHT SIGNALS keyboard ON OFF BLINKING POWER STATUS STEADYPRES does not detect power supp...

Page 19: ...rrect direction of rotation check the correct sizing of the wires CURRENT LIMIT Serious overcurrent absorption which inverter cannot cope with Make sure the motor pump is not blocked reduce the motor...

Page 20: ...connect the inverter main power supply and wait 2 minutes capacitors discharge Open the front cover and disassembly the pressure sensor and the control board as shown below Install the new control boa...

Page 21: ...ton SET TEST to confirm the zero pressure SP 5 0 Start the pump by pressing START button the pump starts at the minimum frequency SP 5 0 Increase the frequency of the pump by pressing the button until...

Page 22: ...KIT 4 KIT 3 KIT 5 6 7 7 8 10 N Description Q ty KIT 1 Cover Kit with keyboard 1 KIT 2 Pressure sensor Kit 1 KIT 3 Non return valve flow sensor Kit 1 KIT 4 Cable bushing cover Kit 1 KIT 5 Expansion bo...

Page 23: ...ce in the countries where the unit is used Do not disperse pollutant parts in the environment DECLARATION OF CONFORMITY We declare under our own responsibility that the product in question is in compl...

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