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Carel Heos User Manual

Carel Heos
60 pages
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Integrated Control Solutions & Energy Savings
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Heos
High effi ciency showcase controller
User manual
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Carel Heos Specifications

General IconGeneral
BrandCarel
ModelHeos
CategoryControl Unit
LanguageEnglish

Summary

User Manual

Warnings and Safety Information

Important Safety Precautions

Crucial warnings regarding device handling, environment, and electrical safety must be followed.

2. Installation

2.7 General Connection Diagram

Provides a comprehensive diagram for connecting various components of the Heos system.

2.9 Installation Procedures

Detailed steps and important considerations for installing the Heos controller and its components.

5. Start-Up

5.1 Guided Commissioning Procedure

Step-by-step guide for initial setup and configuration of the Heos controller using the wizard.

6. Functions

6.5 Control

Explains different methods for controlling air temperature in cold rooms and showcases.

6.6 Compressor

Detailed information on compressor control, including inverter and ON/OFF types.

6.6.1 Inverter Compressor Control

Configuration and selection of compressors managed by the Power+ inverter.

6.6.2 ON/OFF Compressor Control

Configuration for ON/OFF compressors, including multi-compressor setups.

6.7 Defrost

Covers the various defrost methods, scheduling, and parameters for optimal performance.

6.8 Evaporator Fans

Configuration and management of evaporator fan behavior, including fixed and variable speeds.

6.9 Electronic Valve

Details on managing the electronic expansion valve for refrigerant flow control.

6.10 Protection Functions

Overview of protection functions like LowSH, MOP, and High Tcond to safeguard the system.

LowSH Low Superheat

Protection against excessively low superheat values to prevent system instability.

MOP Maximum Evaporation Pressure

Function to manage high evaporation pressure and prevent cooling demand issues.

LSA - Low Suction Temperature

Alarm and protection for low suction temperatures to prevent compressor damage.

6.12 Condenser Control

Optimizing condenser control for improved system efficiency using water or air cooling.

8. Signals and Alarms

8.2 Compressor Alarms

Details on high and low pressure alarms for compressors and their reset types.

8.5 Alarm Table

A detailed reference table listing all alarm codes, descriptions, and actions.

9. Software Update

9.3 Uploading/Updating the Software

Methods for updating firmware and acquiring log files using Smartkey or PCO Manager.

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