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Cosmo Multi 2 - User Manual

Cosmo Multi 2
120 pages
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Multi 2
Assembly and Operating Constructions
Multi 2
Montage- und Bedienungsanleitung
*11202391*
11202391
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Cosmo Multi 2 Specifications

General IconGeneral
Analog Sticks2
Vibration FeedbackYes
ConnectivityBluetooth
CompatibilityPC, Android, iOS
Weight220g

Summary

Safety Advice and Usage Guidelines

Appropriate Usage and Instructions

Guidance on correct product use and adherence to regulations to prevent hazards.

General Safety Precautions

Key safety instructions to avoid danger to people and property.

Technical Data and System Overview

Product Specifications

Details on housing, dimensions, power, switching capacity, and operating parameters.

Controller Features and Functions

Information on system compatibility, sensors, relays, and operational capabilities.

Electrical Component Warnings

Alerts regarding electrostatic discharge and high-voltage components.

1. Installation - Mounting Procedure

1.1 Mounting the Controller Unit

Step-by-step guide for physically installing the controller unit.

Electrical Safety During Installation

Critical warnings about electric shock and handling live parts during installation.

1. Installation - Electrical Connections

1.2 Electrical Connections Overview

Detailed guide to connecting sensors, relays, power, and communication interfaces.

ESD and Electrical Hazard Warnings

Precautions for preventing electrostatic discharge and electric shock during setup.

1. Installation - Actuators and Pumps

1.2.2 Actuator Connections

Details on connecting actuators like pumps and valves to the controller's relays.

Pump Connection Safety Notes

Important notes on connecting high-efficiency pumps and minimum pump speed.

1. Installation - Data Communication and Sensors

1.2.3 Data Communication;Bus

Connecting external modules via the VBus® data transfer interface.

1.2.4 Sensor Connections

Guide to connecting various sensor types to the controller's input terminals.

1. Installation - Power and PWM Outputs

1.2.5 Mains Supply Connection

Instructions for connecting the controller to the mains power supply safely.

1.2.6 PWM Outputs for Pump Control

Details on using PWM outputs for adjusting HE pump speed.

2. Operation and Function - Controls

2.1 Buttons for Adjustment

Explanation of the controller's buttons for menu navigation and value adjustment.

2.2 Control Lamp Indicators

Meaning of the red/green control lamp signals for operational status.

2. Operation and Function - Menus

2.3 Menu Structure Overview

Description of the controller's menu hierarchy and navigation options.

2.4 User Codes and Access Levels

Explanation of user codes for accessing different function levels.

2. Operation and Function - Menu Overview

2.5 Menu Overview Table

Detailed breakdown of menu items and their relationships.

3. Commissioning - Initial Setup

3.1 Commissioning the Controller

Steps for initial setup and configuration of the controller.

3. Commissioning - Basic Systems

3.2 Basic Systems and Hydraulic Variants

Overview of the 7 pre-programmed basic solar systems and their variants.

3. Commissioning - Hydraulic Variants

Hydraulic Variant Configurations

Illustrations of possible hydraulic variants for systems starting from System 2.

Important System Selection Note

Warning that selecting a new system resets previous adjustments to factory settings.

3. Commissioning - Function Blocks

3.3 Function Blocks Explained

Details on using function blocks for custom configurations and controlling devices.

Function Block Examples

Illustrations of how function blocks are applied in specific scenarios.

3. Commissioning - Function Block Examples

Example: Heat Source Control

Configuration for using a heat source with thermostat functions.

Example: Circulation Pump Control

Setup for controlling a circulation pump using timer and thermostat functions.

3. Commissioning - Step-by-Step Adjustment

3.4 Adjusting the Controller Step-by-Step

Comprehensive guide for configuring all controller settings and functions.

3. Commissioning - System 1 Overview

3.5 Overview of Relay and Sensor Allocation

Detailed sensor and relay assignments for System 1.

3. Commissioning - System 2 & 3 Variants

System 2 Variant 2 Allocation

Sensor and relay assignments for System 2, Variant 2.

System 3 Variant 1 Allocation

Sensor and relay assignments for System 3, Variant 1.

3. Commissioning - System 3 Variants

System 3 Variant 2 Allocation

Sensor and relay assignments for System 3, Variant 2.

System 3 Variant 3 Allocation

Sensor and relay assignments for System 3, Variant 3.

3. Commissioning - System 4 Variants (Part 1)

System 4 Variant 1 Allocation

Sensor and relay assignments for System 4, Variant 1.

System 4 Variant 2 Allocation

Sensor and relay assignments for System 4, Variant 2.

3. Commissioning - System 4 Variants (Part 2)

System 4 Variant 3 Allocation

Sensor and relay assignments for System 4, Variant 3.

System 4 Variant 4 Allocation

Sensor and relay assignments for System 4, Variant 4.

3. Commissioning - System 5 Variants

System 5 Variant 1 Allocation

Sensor and relay assignments for System 5, Variant 1.

System 5 Variant 2 Allocation

Sensor and relay assignments for System 5, Variant 2.

3. Commissioning - System 6 Variants (Part 1)

System 6 Variant 1 Allocation

Sensor and relay assignments for System 6, Variant 1.

System 6 Variant 2 Allocation

Sensor and relay assignments for System 6, Variant 2.

3. Commissioning - System 6 & 7 Variants

System 6 Variant 3 Allocation

Sensor and relay assignments for System 6, Variant 3.

System 7 Variant 1 Allocation

Sensor and relay assignments for System 7, Variant 1.

3. Commissioning - System 7 Variant 2 and Abbreviations

System 7 Variant 2 Allocation

Sensor and relay assignments for System 7, Variant 2.

Sensor and Relay Abbreviations

Definitions for sensor and relay designations used in allocation tables.

4. Functions and Options - Solar Menu

4.1 Solar Menu: System Selection

Setting the basic solar system and hydraulic variants.

4.1 Solar Menu: Scheme Selection

Option to load pre-programmed solar schemes as an alternative.

Relay Abbreviations

Definitions for relay designations used in function and option tables.

4. Functions and Options - Bypass

Bypass Function Configuration

Enabling and configuring the bypass function for store loading.

Bypass Variant Selection

Choosing between valve or pump variants for the bypass system.

Bypass Sensor Configuration

Selecting the sensor used for bypass function monitoring.

4. Functions and Options - Heat Exchanger and Tube Collectors

External Heat Exchanger Function

Configuration for linking loading circuits separated by an external heat exchanger.

Tube Collector Function

Function to compensate for delayed temperature measurement in tube collectors.

4. Functions and Options - Cooling and Frost Protection

Cooling Function (1-store Systems)

Diverting surplus collector energy to prevent overheating.

Collector Cooling Function

Cooling the collector via heat transfer to the next free store.

Recooling Function

Dissipating energy supplied by collector cooling.

4. Functions and Options - Recooling and Frost Protection

Recooling Function Details

Managing system temperatures and thermal load by reducing surplus energy.

Frost Protection Function

Protecting the loading circuit against freezing or coagulation.

4. Functions and Options - Target Temp and Parallel Relay

Target Temperature Control

Controlling pump speed based on collector temperature rather than temperature difference.

Parallel Relay Activation

Activating a relay in parallel with the solar circuit pump.

CS-Bypass Function

Operating the collector circuit when irradiation exceeds a set value.

4. Functions and Options - Store Control Limitations

Collector Minimum Limitation

Setting the minimum temperature required for the solar pump to switch on.

Store Loading Parameters

Configuring switch-on/off differences and setpoint differences for store loading.

Store Maximum Limitation and Emergency Shutdown

Setting maximum store temperature limits and emergency shutdown conditions.

4. Functions and Options - Store Sequence Control

Priority Logic and Store Sequence Control

Managing loading order in multi-store systems based on priority and sequence.

Balancing Functions and Registers

Recording and resetting values like maximum temperatures and operating hours.

4. Functions and Options - Arrangement Menu

HSE (Protection Against Legionella)

Configuring automatic afterheating for legionella control.

Store Loading Configuration

Setting switch-on/off levels and reference sensors for store zone afterheating.

4. Functions and Options - Return Mixing Station

Return Mixing Station Option

Activating and configuring the return mixing station for preheating.

Variant ATSet for Return Preheating

Controlling return preheating based on set temperature difference.

4. Functions and Options - Return Mixing Station Variants

Variant Outdoor Temperature

Calculating flow temperature based on outdoor temp and heating curve.

Timer Function for Return Mixing Station

Adjusting time frames for night correction or RMS off operation.

4. Functions and Options - Function Blocks

Function Blocks Overview

Details on available function blocks (thermostat, timer, differential) for custom configurations.

Function Block Assignment and Sensors

How function blocks are assigned to relays and how sensors can be allocated.

4. Functions and Options - Thermostat and AT Functions

Thermostat Function Configuration

Setting switch-on/off temperatures and reference sensors for thermostat functions.

AT-Function Configuration

Setting switch-on/off temperature differences and reference sensors for AT functions.

4. Functions and Options - Timer and Heating Circuits

Timer Function (Function Block)

Configuring time frames for activating heating circuit functions.

4.2.1 Heating Circuits Control

Overview of controlling up to 4 heating circuits, including internal and external modules.

4. Functions and Options - Heating Circuit Parameters

Store Temperature and DHW Afterheating

Displaying store temperatures and configuring DHW afterheating.

Night and Day Correction

Adjusting heating circuit set flow temperature for night setback and day correction.

Maximum Flow Temperature and Heating Curve

Setting max flow temp and adjusting the heating curve for building load.

4. Functions and Options - Mixer and Summer Operation

Mixer Function

Controlling the mixing valve position based on flow and set temperatures.

Summer Operation Mode

Switching off the heating circuit when outdoor temperature exceeds a set value.

Timer for Heating Circuit Operation

Determining whether day or night correction is used for set flow temperature.

4. Functions and Options - Outdoor Temp and Afterheating

Outdoor Temperature Sensor Configuration

Allocating the outdoor temperature sensor for heating circuit control.

Afterheating Configuration

Setting afterheating types, temperature differentials, and reference sensors.

Sensor 1 and 2 Store Configuration

Selecting reference sensors for heating circuit and store-dependent afterheating.

4. Functions and Options - DHW Heating and Legionella

DHW Heating Option

Using afterheating function to heat the DHW store.

DHW Priority Option

Prioritizing DHW heating over heating circuit afterheating.

Legionella Protection Option

Systematically activating afterheating to prevent Legionella spread in DHW stores.

4. Functions and Options - Remote Control and Screed Heating

Manual Correction (Remote Control)

Allowing manual adjustment of the heating curve via remote control.

Screed Heating Option

Time and temperature controlled screed drying in selectable heating circuits.

4. Functions and Options - External Modules and Heat Quantity

External Heating Module (HKM)

Activating additional external heating circuit modules for compensated circuits.

4.3 Heat Quantity Measurement Menu

Overview of the integrated calorimeter and flowmeter for heat measurement.

4. Functions and Options - Heat Quantity Measurement Details

Heat Quantity Measurement without Flowmeter

Calculating heat quantity using temperature difference and user-entered flow rate.

Heat Quantity Measurement with Flowmeter

Calculating heat quantity using temperature difference and flowmeter pulse rate.

Antifreeze Type and Concentration

Selecting antifreeze type and adjusting concentration for heat transfer fluid.

4. Functions and Options - Expert Menu

4.4 Expert Menu: System Warnings

Configuring system warnings for 'AT too high' and 'Non-ret. valve'.

Flow and Return Interchanged Detection

Detecting swapped flow/return pipes or misplaced collector sensors.

Chimney Sweeper Function

Activating the chimney sweeper function for flue gas measurement.

4. Functions and Options - Expert Settings

Sensor Offset Adjustment

Adjusting CS-type and applying offsets to sensors for accurate readings.

Minimum Pump Speed Control

Setting minimum pump speed for semiconductor relays and selecting signal types.

4. Functions and Options - PWM Signal Characteristics

PWM Signal Characteristic: Solar

Graph illustrating PWM signal characteristics for solar pump speed control.

PWM Signal Characteristic: Heating

Graph illustrating PWM signal characteristics for heating pump speed control.

4. Functions and Options - PWM Speed Control Commissioning

Commissioning Solar HE Pump with PWM

Steps for setting up and commissioning a solar high-efficiency pump with PWM speed control.

4. Functions and Options - Set Temperature and Language

Adjusting Set Temperature (ATset)

Setting ATset values based on max speed for multi-store systems.

Language Selection

Choosing the display language for the controller interface.

5. Troubleshooting - Error Messages and Fuses

Control Lamp Flashing Red

Troubleshooting sensor defects or broken/short-circuited cables.

Control Lamp Off

Checking power supply and fuses when the controller lamp is off.

Fuse Replacement Procedure

Procedure for replacing a defective controller fuse.

5. Troubleshooting - Pump and Collector Issues

Pump Overheating or No Heat Transfer

Diagnosing and resolving issues with air in the system or blocked collector circuits.

Pump Starts;Stops Intermittently

Troubleshooting small temperature differences or incorrect collector sensor positioning.

Pump Starts Up Very Late

Addressing issues with large switch-on temperature differences or non-ideal sensor placement.

5. Troubleshooting - Store Cooling Issues

Stores Cool Down at Night

Diagnosing why stores lose heat overnight, checking insulation and circulation.

Warm Water Outflow Upwards

Resolving store heat loss due to warm water outflow configuration.

5. Troubleshooting - Solar Circuit Pump Failure

Solar Circuit Pump Inaction

Troubleshooting steps for a solar circuit pump that is not working.

Pump Stuck or Defective

Checking for a stuck pump shaft or a defective pump.

6. Accessory - Sensors and Flowmeter

Temperature Sensors

Description of available PT1000 temperature sensors and their types.

Flowmeter V40

Details on the V40 measuring instrument for detecting flow and heat quantity.

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