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RDL ST-ACR2 Audio Controlled Relay-Release Delay .5 to 5 Seconds

  • Dale #:

    RDL-STACR2
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  • This item usually ships within 10-20 days after your order is placed. Your payment will be charged after completing checkout.

Please Note: requires PS-24AS Power Supply (sold separately)

Description

The ST-ACR2 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-ACR2 is designed to switch on line level sources.Two multiturn trimmers are provided. The SENS poten... Read More

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Description

The ST-ACR2 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-ACR2 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-ACR2 is from 5 seconds to 50 seconds.
    Features:
  • Switching Controlled by Audio Signal
  • Sensing of Line-Level Signal
  • Silence Sensing
  • DPDT Switching Contacts
  • Open-Collector SLAVE Output

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Product Specs

Audio Input:10 k balanced bridging
Input Connections:May be connected balanced or unbalanced
Control OutputOpen-collector @ 25 mA suitable to drive indicators or slave LCR relay
Indicators:Audio threshold LED (for setting sensitivity)
Retrigger Delay250 ms
Contacts:Double-pole-double-throw
Max. Switching Power:60 W, 125 VA
Max. Switching Voltage:220 Vdc, 250 Vac
Max. Switching Current:2 A
Max. Carrying Current:3 A
Activation Response Time:25 ms
Input Sensitivity:-30 dBu to 0 dBu (adjustable)
Relay Release Delay:5 sec. to 50 sec. nominal (adjustable)
Power RequirementGROUND-REFERENCED, 24 to 33 Vdc @ 50 mA*
* Assumes 20 mA max load at SLAVE output
Ambient Operating Environment:0 degrees C to 55 degrees C

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