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Grundfos CME User Manual

Grundfos CME
78 pages
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CRE, CRIE, CRNE, SPKE, MTRE, CME
Installation and operating instructions
GRUNDFOS INSTRUCTIONS
Other languages
http://net.grundfos.com/qr/i/98358864

Table of Contents

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Grundfos CME Specifications

General IconGeneral
Liquid temperature range0 °C to +60 °C
Maximum operating pressure10 bar
SeriesCME
Frequency50/60 Hz
Max Pressure10 bar
Pump TypeCentrifugal
MaterialStainless steel
Applicationspressure boosting, irrigation
Pumped liquidClean water
ApprovalsCE
Max Liquid Temperature60°C
Power Supply1-phase or 3-phase

Summary

Mechanical Installation

Electrical Installation

Protection Against Electric Shock

Instructions for protection against electric shock, indirect contact, and mains voltage transients.

Operating Conditions

User Interfaces

Standard Control Panel

Explains the standard control panel interface and its functions.

Advanced Control Panel

Grundfos GO

Description of Functions

Setpoint Settings

Explains how to set the desired setpoint for all control modes.

Operating Modes

Describes possible operating modes: Normal, Stop, Min., Max., Manual, User-defined.

Constant Pressure Control Mode

Constant Temperature Control Mode

Constant Differential Pressure Control Mode

Constant Differential Temperature Control Mode

Constant Flow Rate Control Mode

Constant Level Control Mode

Analog Inputs

Pt100/1000 Inputs

Digital Inputs

Digital Inputs/Outputs

Signal Relays (Relay Outputs)

Analog Output

Controller Settings

PI Controller Setting Guidelines

Provides recommended PI controller settings (Kp, Ti) for various control modes.

Operating Range

External Setpoint Function

Predefined Setpoints

Limit-Exceeded Function

Stop Function (Low-Flow Stop)

Pipe Filling Function

Pulse Flowmeter Setup

Ramps (Acceleration/Deceleration)

Store Settings

Recall Settings

Connection Code

Assist Functions

Assisted Pump Setup

Guides users through setting up the pump for specific operating modes.

Multi-Pump Setup

Bus Signal Communication

Priority of Settings

Grundfos Eye Indicator

Signal Relays

Installing a Communication Interface Module

Changing Control Panel Position

Factory Settings

Factory Setpoint

Default setpoint value depending on pump variant and sensor presence.

Factory Operating Mode

Default operating mode for different pump configurations.

Technical Data: Single-Phase Motors

Single-Phase Motor Supply Voltage

Recommended fuse sizes for different motor power ratings and supply voltages.

Technical Data: Three-Phase Motors

Three-Phase Motor Supply Voltage

Recommended fuse sizes for different motor power ratings and supply voltages.

Inputs and Outputs

Digital Input Specifications

Specifies voltage levels, hysteresis, cable type, and length for digital inputs.

Open-Collector Output Specifications

Details current sinking capability, load types, and cable requirements for OC outputs.

Analog Inputs (Al)

Analog Output (AO)

Pt100/1000 Inputs (Pt)

Other Technical Data

Installation in USA and Canada

Electrical Connection Details

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