DGFLOW STEADYPRES 2.0 M/M 8.5 User Manual

25
SAFETY STANDARDS
Safety important instructions.
This symbol warns that failure to comply with the prescription leads
to a risk of electric shocks.
This symbol warns that failure to comply with the prescription leads to a
risk of injury/damage to persons/objects.
Before installation and use of the product:
- read this manual completely and thoroughly
-
Check that the
nameplate data
are those desired and appropriate to the system,
and in particular that the
rated current of the motor
is compatible with the
rated
current of the inverter
- Installation and maintenance must be carried out by qualified staff, responsible
for performing the hydraulic and electric connections according to the applicable
Standards in force
- The manufacturer declines all responsibility for damage deriving from improper
use of the product and is not liable for damage caused by maintenance or repairs
that are carried out by unqualified staff and/or using non-original spare parts
- The use of non-original 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
- The power supply network is equipped with protection
s and in particular of high-
sensitivity differential switch (30 mA in class A for domestic application, class
B for industrial applications) and grounding comply with the Standards.
- Before removing the inverter cover or starting interventions on it, the system
must be disconnected from the mains electricity and you must wait for 5 mins
until the intermediate circuit condensers, have the time to discharge via the built-
in discharge resistors.
- do not disconnect the pumps if STEADYPRES is in operation; before you
disconnect the pumps, stop the control and disconnect the power supply.
- WARNING: out of service (flashing red LED) STEADYPRES remains in tension;
prior to any work on the pump or inverter is required, cut off power from the
group.
Emergency stop
An emergency stop can be performed while the inverter is running, by pressing the
START/STOP key.
In parallel inverters installations, only the MASTER inverter stops the whole system.
EN

DGFLOW STEADYPRES 2.0 M/M 8.5 Specifications

General

Brand	DGFLOW
Model	STEADYPRES 2.0 M/M 8.5
Category	Controller
Language	English

Summary

Safety Standards and Precautions

Important Safety Instructions

Key safety warnings and instructions for installation and operation, including hazards and precautions.

Before Installation and Use

Guidelines for initial setup, including manual reading, nameplate verification, and qualified personnel requirements.

During Installation and Maintenance

Precautions during installation and maintenance, ensuring power is off and components are discharged.

Emergency Stop Procedure

Quick Installation Guide

Preliminary Checks

Power Connections

Detailed instructions for connecting the power supply cables to the inverter and motor.

Signal Connections

Basic Parameters Configuration

Configuration of essential parameters like set pressure, motor current, and rotation direction.

Advanced Parameters Configuration

Detailed configuration of advanced parameters for optimizing inverter performance and safety.

Display Operating Parameters

Test Mode Operation

Priming and Starting Up

Master and Slave Connection

Inverter Alarms and Error Codes

Alarm List and Descriptions

Comprehensive list of inverter alarms, their causes, and corresponding error messages.

Operator and Maintenance Manual

Working Limits

Installation Procedures

Self-Limiting Overload

Single-Phase Motor Connection

Starting Up Procedures

Maintenance Procedures

Pressure Sensor Calibration

Step-by-step guide for calibrating the system's pressure sensor.

Expansion Board Fitting

Troubleshooting Common Issues

Troubleshooting Common Problems

Diagnostic steps and solutions for common inverter issues like no feed, overcurrent, or dry running.