Tester Misuratore di PH Idroponico EC Controller Online RS485 Relè Uscita Automatico

Alarm Function: Two-way alarm relay (AC250V, 3A). Resolution: 0.01pH, 1mV. Transfer Output: Isolated 4–20mA output (Max loop 750Ω, ±0.1%FS). Isolated 4–20mA transmission output for easy system integration.

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