RDL ST-ACR1 Line-Level Audio Controlled Relay - 0.5 to 5 s


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    ST-ACR1 - Overview

    The ST-ACR1 is an Audio Controlled Relay in the STICK-ON series. These products are designed for quick, convenient installation, and reliable operation in a variety of control applications. The ST-ACR1 is designed to switch on line level sources.

    Two multiturn trimmers are provided. The SENS potentiometer adjusts the audio input sensitivity. A threshold LED facilitates accurate adjustment. The module can be set to trigger on signals between -30 dBu and 0 dBu. The DELAY control sets the time required for the relay to release when the audio drops below the threshold.

    The delay adjustment range for the ST-ACR1 is from 0.5 seconds to 5 seconds.

    • Features:

      • Switching Controlled by Audio Signal
      • Sensing of Line-Level Signal
      • Silence Sensing
      • DPDT Switching Contacts
      • Open-Collector SLAVE Output
    • GTIN:


    ST-ACR1 - Required Accessories

    ST-ACR1 - Recommended Accessories

    California Residents:
    Cancer and Reproductive Harm - www.P65Warnings.ca.gov