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RDL ST-LCR1 Logic-Controlled Relay, Momentary

SKU: RDSTLCR1 MFR: ST-LCR1
$108.97
$145.30
Save: $36.33 (25%)
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Key Features

  • Achieve seamless audio control with the RDL ST-LCR1 logic-controlled relay module.
  • Easily integrate this relay into your studio setup for enhanced signal routing options.
  • Use the ST-LCR1 for remote activation of audio equipment with its versatile control inputs.
  • Enjoy reliable performance with durable switching contacts, ideal for critical applications.
  • Optimize your sound system using this relay for loudspeaker management and control tasks.
  • Get precise control with low latency, ensuring perfect synchronization in recording setups.
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Special Order?Estimated to Ship: 10/04/2025
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RDL ST-LCR1 Specifications

  • Control Inputs

    SLAVE terminal used as an input from remote push-button or switch turns on relay when that switch is on. Activation is by connecting this input to Ground. Input from other equipment's open-collector output turns relay on when open-collector is on.
    5V+ accepts 3.5 to 12 Vdc to turn on relay. Relay is on only when this control signal is applied
    24V+ accepts 12 to 35 Vdc to turn on relay. Relay is on only when this control signal is applied

  • Control Output

    SLAVE terminal open-collector at 25 mA suitable to drive indicators or slave LCRs

  • Switching Contacts

    Double-pole, double-throw

  • Maximum Switching Power

    60 W (220 Vdc, 125 Vac, 2 A)

  • Ambient Operating Environment

    -10 to 55 deg. C (14 to 131 deg. F)

  • Power Requirement

    GROUND-REFERENCED, 24 Vdc at 50 mA (Assumes 20 mA max load at SLAVE output)

  • Dimensions (HxW)

    0.7 x 3" (1.78 x 7.62cm)

  • UPC Code

    813721011138

About RDL ST-LCR1

Under the banner of precision and reliability, the ST-LCR1 Logic-Controlled Relay, Momentary stands out as an indispensable tool for audio professionals and enthusiasts alike. This durable and high-quality device is engineered to seamlessly integrate into your audio system, providing efficient and user-friendly control over speaker delay times.

Crafted with meticulous attention to detail, the ST-LCR1 features robust double-pole, double-throw dry switching contacts, ensuring a clean and interference-free signal path. The inclusion of an LED indicator for relay closure offers at-a-glance confirmation of the relay's activation, adding an extra layer of convenience to your audio setup.

Designed for momentary operation, the ST-LCR1 excels in scenarios where additional switching contacts are required to complement any type of control signal. Whether you're managing a complex live sound environment or fine-tuning a home theater system, this logic-controlled relay is the perfect addition to achieve precise audio synchronization.

The ST-LCR1's reliable performance is a testament to its thoughtful design, making it a top choice for those who demand consistency and longevity from their audio equipment. Its ability to provide exact control over delay times is especially beneficial for creating the perfect acoustic experience, whether in a professional recording studio or a high-fidelity home audio setup.

In summary, the ST-LCR1 Logic-Controlled Relay, Momentary is a testament to sophisticated audio control, offering precise manipulation of speaker delays with the reliability and efficiency that audio professionals require. Its user-friendly nature and high-quality construction make it a superior choice for anyone looking to enhance their audio system's performance with a reliable and precise speaker delay controller.

RDL ST-LCR1 Features

  • Add Contacts to Any Control Signal
  • Activation from Logic Circuits
  • DPDT Switching Relay
  • Open-Collector Switching
  • Control from Switch, Button or Logic Circuits

Product Documents

User Manual

Key Features

  • Achieve seamless audio control with the RDL ST-LCR1 logic-controlled relay module.
  • Easily integrate this relay into your studio setup for enhanced signal routing options.
  • Use the ST-LCR1 for remote activation of audio equipment with its versatile control inputs.
  • Enjoy reliable performance with durable switching contacts, ideal for critical applications.
  • Optimize your sound system using this relay for loudspeaker management and control tasks.
  • Get precise control with low latency, ensuring perfect synchronization in recording setups.

What's in the box:

  • RDL ST-LCR1 Logic-Controlled Relay
  • RDL 3 Year Limited Warranty