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36
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SMARTY v2023.1
KE
Mini MCB
TJ
EKA
TJ
When using the supply air heater, the supply air sensor (TJ) must be installed downstream the heater (or cooler) at the length
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8.1.3. VERSION
S300
SMARTY air handling units are able to control one heater or preheater coil at a time. When the preheater is used, one more temperature sensor
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"ACCESSORIES SETUP
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8.1.3.1. HEATER
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1. Electric heating coil command;
2. Heating coil overtemperature detector;
3. Heating coil position signal.
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Figure 8.1.3.1.1.
Signals for electrical heater
NOTE: Power supply for the heater is not shown.
Heater Installation Diagram
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ELECTRIC HEATER > SUPPLY AIR SENSOR (TJ)
.
KE
Mini MCB
TJ
Siemens S300
1
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TJ
When using the supply air heater, the supply air sensor (TJ) must be installed downstream the heater (or cooler) at the length
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8.1.3.2. PREHEATER
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1. Electric preheating coil command;
2. Air temperature after preheating coil;
3. Preheating coil overtemperature detector;
4. Preheating coil position signal.