POTTER VSA-1K

Product Overview

The VSA-1K is a self-contained, UL-Listed sound detection system engineered for primary protection of both reverberant and non-reverberant vaults, including bank and mercantile environments. Designed for high-security applications, it offers precise sound detection capabilities with push-button balancing, manual sensitivity adjustment, and integrated self-testing functions to ensure continuous system reliability. The kit includes the VSA-1 controller/microphone and the RTA remote test annunciator, making it a complete solution for vault acoustic protection.

Key Features

• UL Listed sound detection system for vault protection
• Includes VSA-1 controller/microphone and RTA remote test annunciator
• Push-button automatic balancing
• Integrated accumulator supporting 0–9 stored signals below alarm threshold
• Built-in test button and onboard sounder
• Manual sensitivity adjustment compliant with UL639 and UL681 requirements
• Remote annunciator with LED indicators and test switch
• Self-test capability to validate system performance
• Powered by alarm panel: 9–16VDC (12V nominal)
• Operating current: 50mA nominal / 250mA max during test
   
• Output contacts:
  • 1 Form C tamper relay, 2A @ 30VDC
  • 1 Form B tamper relay, 2A @ 30VDC
     
• Two ½" conduit openings for wiring
• Operating temperature: 32°F to 120°F (0°C to 49°C)
• Humidity tolerance up to 85%
• Enclosure: Halogen-free high-impact PC/ABS with integrated tamper protection
• Dimensions: ø5.12" × 3.43"
• Weight: VSA-1: 1.1 lb / VSM: 0.9 lb