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INSTRUCTIONS MANUAL MANUAL DE INSTRUCCIONES MANUALE DI ISTRUZIONI MANUEL D’UTILISATION BEDIENUNGSANLEITUNG...
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Risk of damaging the pressure assemblies and/or the plant. Riesgo de daño al grupo de presión o a la instalación Risque d’endommagement du groupe de pression ou de l’installation Rischio di danno al gruppo di pressione o all’installazione Gefahr der Beschädigung des Steuergerätes und der Druckleitungen und / oder der gesamten Anlage Risk by electric shock Risk for people and/or objects Riesgo por choque eléctrico.
DPR the display will show the message “APr” while the valve, flow sensor, accumulation membrane, pressure gau- pump is operating. In the EPR the pump LED will be on ge, indicator led-lights, dry-run protection, automatic res- during this operation.
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3” Rated current adjustment. LEDS DISPLAY ACTION Is displayed on screen the instan- EPR - Electronic Pressure Regulator - taneous pressure in bar Pump ON and is displayed on LEDS DISPLAY ACTION ( ( O ) ) screen the instantaneous pressure...
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0,5-5,5 bar 7 bar 3-30 m 5. The unit EPR is ready to operate but the unit DPR has more optional adjustments that can be set through basic and advanced MENUS. See the next chapter. Note 1: it is important to introduce exactly the rated current specified on the nameplate of the pump.
PRESSURE SENSOR CALIBRATION BASIC MENU (diagram C) In case of wrong lecture of the pressure sensor it can be - Press simultaneously during 5 seconds. adjusted again. - By mean of the values can be changed. For the pressure sensor calibration is necessary to have a - Press for validation.
WARNINGS AND ALARMS COD. ALARM DESCRIPTION SYSTEM REACTION When is detected a dry-run operation the pump is automatically stopped. By mean of ENTER the normal operation can be manually restored. After the activation of the dry-running alarm if the Automatic system reset (ART) DRY RUNNING is enabled, a first attempt at 5 minutes and then an attempt every 30 minutes for ( ( O ) )
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