Potter Electric Signal VSA-1

The Potter VSA-1 is the controller/microphone unit for Potter's VSA Series Vault Sound Alarm System, a UL listed sound-detection system built for primary protection of both reverberant and non-reverberant bank and mercantile vaults. It listens for the acoustic signature of drilling, cutting, or explosive attacks and reports through an integrated accumulator and adjustable sensitivity settings tuned to UL 639 and UL 681 attack criteria.

Key Features

• Push-button automatic balancing for setup and calibration
• Integrated accumulator that stores 0-9 below-threshold signals before triggering alarm
• Manually adjustable sensitivity tuned to UL 639 and UL 681 attack test criteria
• Designed for reverberant and non-reverberant bank and mercantile vaults

Technical Specifications

• Power input: 9.0-16.0 VDC, 12 VDC nominal
• Operating current: 50 mA nominal, 250 mA max during test
• Output contacts: 1 Form C tamper relay and 1 Form B tamper relay, each rated 2A @ 30VDC
• Dimensions: 5.12" diameter x 3.43"; weight 1.1 lbs
• Operating temperature: 32°F to 120°F (0°C to 49°C); humidity up to 85%

Certifications

• UL Listed (tested to UL 639 and UL 681)