nilan CTS602 Software Instructions
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Summary of Contents for nilan CTS602
- Page 1 SOFTWARE INSTRUCTIONS CTS602 HMI BY NILAN 0°C 0°C 34°C 34°C 34°C 34°C DHW AIR Gateway Version 1.10 - 01.08.2023 S24 DHW AIR GB...
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Page 2: Table Of Contents
Table of contents Installation Central heating ..................................... 3 Domestic hot water ....................................3 Software Functions in the control panel ................................... 4 Main screen items ....................................4 Main screen settings options ................................5 Warnings and alarms .................................... 6 Settings menu overview ..................................6 Installer access ...................................... -
Page 3: Installation
Installation Central heating How to set the central heating. Functions Settings What is the desired settings Curve / Flow temperature By which curve the control must regulate according to Level: Should the curve be shifted so that it better suits the heat demand Yes/No °C: Desired flow temperature is set... -
Page 4: Software
Software Functions in the control panel Main screen items The main screen of the HMI panel shows the information and the settings options that a user mostly requires. 1. Shows the current outdoor air temperature, measured in DHW AIR outdoor unit 2. -
Page 5: Main Screen Settings Options
Main screen settings options The settings options that the user needs in daily life are located on the main screen of the panel. You simply press the temperature for domestic water or central heating in order to change it. When you press the temperature for domestic water, you will see the following panel for the selected setpoint temperature of domestic water: You can change the hot water temperature by using the up-... -
Page 6: Warnings And Alarms
Warnings and alarms 0°C 34°C 34°C If the unit is faulty or an error occurs, If you press the symbol, a brief descrip- When the problem has been solved, you there will be either a warning or an alarm. tion of the warning or the alarm will be can reset the warning or alarm by The icon will appear in the top right hand displayed. -
Page 7: Installer Access
It requires expertise knowledge to select these settings. If the settings are not correct, the ventilation unit may not operate prop- erly and it may consume more energy than necessary. The unit may even get damaged. 3. Factory level - Only Nilan has access. The Service menu is located at the bottom of the User settings. -
Page 8: Start-Up Settings
Start-up settings Language The default language for the unit is Danish. You can change the texts to other languages in the settings menu. > Language (DK - Sprog) > Dansk Description: Select the language you want on the panel. Date/time It is important to set date and time correctly. -
Page 9: Unit Settings
Unit settings Turn on unit When you turn on theheat pump unit, the control panel will light up, but all functions are off. This is to prevent errors from occurring when you turn on the unit. When the unit is off, this icon is displayed on the main screen of the control panel at the top righthand corner. ATTENTION Before touching the electrical installations, the power supply must be disconnected. -
Page 10: Alarm
Alarm You can read off warnings and alarms under the “Alarm” menu item. This is also where you reset them once the problem has been solved. If an alarm or a warning is active, the alarm icon will be displayed in the upper righthand corner of the control panel. >... -
Page 11: Show Data
Show data You can read off current operating data for the unit. This will help you ensure that the unit is operating satisfactorily. It can also help you identify the cause of potential alarms. > Show data > Status Description: Shows the operating setting in which the unit is running: Off: Heat pump stopped. -
Page 12: Week Program
Week program You can program the heat pump unit to run in accordance with specific settings at fixed times during the week via a week program. For both domestic hot water and central heating, the set point can be moved up or down during selected periods. In this way, the weekly program can work well together with the weather compensation. -
Page 13: Hot Tapwater
Hot tapwater Settings for domestic hot water production have been set at the factory, but it may be necessary to adjust them to meet the exact re- quirements of the user. > Hot tapwater > Setpoint Settings: 5 55 ºC Standard setting: 40 ºC Description:... -
Page 14: Central Heating
Central heating Here, weather compensation is used to regulate the supply flow temperature of the central heating in order to optimize operation of the unit. > Weather compensation / Curve for outdoor temperature > Curve for outdoor temperature Settings: De-activated / Manual / Curve 1 / Curve 2 / Curve 3 / Curve 4 / Curve 5 / Curve 6 / Curve 7 / Curve 8 / Curve 9 / Curve 10 Default setting: Deactivated... - Page 15 Curve control The supply flow temperature is automatically regulated in accordance with a curve. Supply flow temperature Max. Min. Outdoor temperature...
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Page 16: Silent Mode
If a user alters these settings, the heat pump unit will no longer operate to its full potential. It may result in higher energy consumption, and errors may occur and cause damage to the unit. Factory settings Password factory settings: Only access for qualified Nilan installers. -
Page 17: Service Settings
Service settings Hot tapwater The settings for domestic hot water production have been set at the factory, but it may be necessary to adjust them to meet the exact requirements of the user. > Hot tapwater > Hot water source Settings: None / HP / EL / HP+EL Default setting:... -
Page 18: Central Heating
Central heating Settings for the air to water heat pump. > Central heating > Heating source Settings: None / HP / EL / HP+EL Default setting: HP + EL Description: Select the heat source for heating of water in the central heat- ing system >... -
Page 19: Heat Pump
Heat pump Settings for the air to water heat pump. > Heat pump > Min. comp run time Settings: 0 600 sec Default setting: 60 sec Description: Min. period of time the compressor has to operate before it can stop. -
Page 20: Regulation
Regulation Settings for the air to water heat pump. > Regulation > Stop capacity Settings: 0 20% Default setting: Description: The capacity below which heating stops. > Start diff. capacity Settings: 0 20% Default setting: Description: Capacity hysteresis before heating starts. >... -
Page 21: Smart Grid
Smart grid In some countries Smart Grid can be economically advantageous because it regulates the power consumption of the heat pump in ac- cordance with the price of electricity as it fluctuates in the course of 24 hours. Smart Grid receives an external signal from the power supply company. -
Page 22: Defrost
Defrost Only hot gas is used for defrost (active defrost) > Defrost > Defrost below Settings: -45 10 ºC Default setting: 0 ºC Description: Here you select the temperature below which the heat pump can deice. > Defrost temperature Settings: 2 ... -
Page 23: Manual Test
0 - 100%: Select output capacity of the fan (A02 outdoor unit) Modbus address The control in NIlan DHW AIR unit has an open Modbus communication, which allows the unit to be controlled with e.g. an external CTS controller. The CTS602 control communicates Modbus RS485, and the complete Modbus protocol can be downloaded from the Nilan website. -
Page 24: Data Log Interval
Data log interval Data can be logged at intervals of 1-1092 minutes. • Operating data are actual readings or outputs. • Alarms are always logged when an alarm is activated or reset. • An event is either a change of an important setting or a particular operation. Note! Only installers can download the log file, as an LMT program is required, which can be downloaded on NilanNet. -
Page 25: Run Time
Run time In this menu it is possible to see the total number of operating hours for the total unit and the operating hours for individual power- using components > Run time > Heat pump Hours Operating hours power connection DHW AIR unit. >... -
Page 26: Alarm List
Alarm list DHW AIR Alarm list The following list applies to ventilation units with the CTS602 control. The events are divided into the following categories: Warning Operation continues, but an incident has occurred that should be kept in mind. Alarm Operation is partially or completely stopped as it is a critical fault that needs immediate attention. - Page 27 TSHWTop Short T21 Temperature sensor in SHW shortcir- Check cable and connectors. cuited. Measure the resistance in the temperature sensor. TSHWAnode After the anode signal has been within the This may be due to an open or short-cir- approved range, the signal is now outside cuited connection or due to a change in the the expected range.
- Page 28 HPstop The compressor has stopped because too The alarm is automatically reset and the high a temperature has been detected by system resumes normal mode when the the selected stop sensor. temperature falls below the set tempera- ture limit again. HPstopTotal The compressor and supplemental electric The alarm is automatically reset and the...
- Page 32 Nilan A/S Nilanvej 2 8722 Hedensted Danmark Tlf. +45 76 75 25 00 nilan@nilan.dk www.nilan.dk...
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