Schematic overview
AC motor 3 A | pressure control 0 - 1.000 Pa | TK monitoring
Solution description
Differential pressure control for AC fans with single-phase motor with thermal contacts. The maximum motor current is 3 A. AC fan speed is automatically controlled to keep the differential pressure at the desired setpoint. This setpoint can be adjusted via Modbus RTU communication. The LED display visualises the actual pressure. Typically, this solution is used in Variable Air Volume flow or VAV applications. The power supply allows surface mounting. The TK monitoring function disables the motor in case motor overheating is detected via the thermal contacts.
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