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Summary of Contents for ICMA S303
- Page 1 ICMA S.p.a. - Heating Technologies - www.icmaspa.it FIS303ENCL - 01/2022 DIGITAL CONTROL UNIT FOR THERMAL SOLAR SYSTEMS - Art. S303 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
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Page 2: Table Of Contents
OVERVIEW AVAILABLE ACCESSORIES AND SPARES TECHNICAL FEATURES INSTALLATION STARTING INSTALLER PARAMETERS FUNCTIONS ACCESSIBLE TO THE USER TROUBLESHOOTING WARRANTY Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it... -
Page 3: Description Of The Keys
DESCRIPTION OF THE KEYS SELECTION KEYS RESET KEY CONFIRMATION KEY MENU KEY CANCEL KEY KEY ‘ABC FUNCTION’ TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it... -
Page 4: Overview
Alarm relay contacts rating: 4(1)A max 250V~ (SPDT) Voltage free Output Signal: PWM: Amplitude: 10V ±15% Frequency: 1KHz Current: 15mA max. TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it... -
Page 5: Installation
Make the electrical connections according to the following layout and the examples on page 4 and 5. TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it... - Page 6 WIRING EXAMPLE ONLY FOR SOLAR CIRCULATORS IN ACCORDANCE WITH DIRECTIVE ErP 2015 WITH EXTERNAL PWM SIGNAL. 230VAC power supply PWM signal 230V~ TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
- Page 7 (the terminals screws must be facing upward). TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
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Page 8: Starting
AUTOMATIC / ABC (Automatic Boiler Control) OPERATION The control unit can manage the installation selected in 2 different modes: TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it... -
Page 9: Installer Parameters
Pressing the ‘ esc ’ key at any time will exit the password management mode. TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it... - Page 10 TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
- Page 11 Solar heating installation with 1 tank and only 2 probe. Control logic Control logic T1-2 1/ 0 TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
- Page 12 Hysteresis it is first necessary to increase the value of activated for the selected hydraulic scheme. the Differential (∆T). TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
- Page 13 (TAH) already set, first of all lower the value of the integration temperature (TAH), then change the Maximum Temperature (TM3). TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
- Page 14 THE DATA AND WILL START THE TEST. In the following the regulation ranges allowed for each parameter are listed. TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
- Page 15 ‘NONE’. Note: ‘1’ means Normally Open (N.O.) logic, while ‘0’ means Normally Closed (N.C.) logic. TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
- Page 16 Note: with ‘ 0 ‘ the limitation of minimum temperature on collector is disabled, while with ‘ 1 ‘ it is enabled. TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
- Page 17 In the following the regulation ranges allowed for each With the PWM output at minimum value (0%) the pump runs parameter are listed. TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
- Page 18 (∆T) for the solar regulation, the the collector pump speed, if it is ON, will be equal to the set TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
- Page 19 MFT is selected under ‘MODE’ parameter. VMAX .. VOFF 9,0V VMAX 0,0V .. 5,0V 0,0V VFMN 0% .. 100% TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
- Page 20 PRESS THE ‘ ‘ KEY TO CONFIRM THE PROGRAMMING OR PRESS THE ‘ esc ’ KEY TO CANCEL THE CHANGES. TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
- Page 21 PRESS THE ‘ ‘ KEY TO CONFIRM THE PROGRAMMING OR PRESS THE ‘ esc ’ KEY TO CANCEL THE CHANGES. TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
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Page 22: Functions Accessible To The User
THE USER MODE. WARNING! In the ‘ USER PARAMETERS ‘ mode all the outputs are disabled. TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it... - Page 23 MEMORIZED TEMPERATURE. PRESS THE ‘ esc ’ KEY TO QUIT THE MAXIMUM TEMPERATURE DISPLAY MODE. TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
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Page 24: Troubleshooting
1999/44/EC as well as to the manufacturer’s document about the warranty policy. The full text of warranty is available on request from the seller. TDST24M100SE 035912 111220 Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 www.icmaspa.it - sales@icmaspa.it...
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