ELECTRONIC CIRCULATOR FOR SOLAR THERMAL SYSTEMS - Art. S167
FI.S167.EN.C - 03/2023
Icma SpA - Via Garavaglia, 4 - 20012 Cuggiono (MI) ITALY Tel: +39 02 97249134 - +39 02 97249135 - www.icmaspa.it - [email protected]
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INDEX
IMPORTANT SAFETY AND INSTALLATION INSTRUCTIONS
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1. SYMBOL DESCRITPION
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2. OVERVIEW
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2.1 Advantages of installation of the pump
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3. SERVICE CONDITIONS
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3.1 Ambient Temperature
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3.2 Relative humidity (RH)
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3.3 Media (conveying liquid) temperature
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3.4 System Pressure
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3.5 Protection Level
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3.6 Inlet Pressure
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3.7 Pumping Liquid
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4. INSTALLATION
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4.1 Position of Junction Box
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4.2 Thermal insulation of the pump body
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5. ELECTRICAL CONNECTION
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6. CONTROLS ON CONTROL PANEL
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6.1 Fault code display status
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6.2 Light area displaying the settings of the pump
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6.3 Button for selecting the pump settings
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7. SETTING OF THE PUMP
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7.1 The control on the pump
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8. PWM SIGNAL CONTROL MODE
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8.1 Control and Signal
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8.2 Interface
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8.3 PWM Input Signal
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8.4 PWM Feedback Signal
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8.5 How to use the signals
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9. USE OF BYPASS VALVE
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9.1 Manually-operated bypass valve
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9.2 Automatic bypass valve (temperature control type)
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10. START UP
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10.1 Before Start Up
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10.2 Exhaust the Motor Pump
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10.3 Gas-exhausting of heating system
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11. SETTINGS AND PERFORMANCE OF PUMP
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11.1 Relationship between pump settings and its performance
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12. PERFORMANCE CURVE
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12.1 Performance curve guide
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12.2 Curve conditions
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12.3 Performance Curve
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13. CHARACTERISTICS
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13.1 Description of nameplate
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13.2 Model explanation
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14. TECHNICAL PARAMETERS AND INSTALLATION DIMENSIONS
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14.1 Technical data
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14.2 Installation Dimensions
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15. FAULT CHECKLIST
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