20 Zone Line Detector NVS-PA0023020LD

FEATURES

• Independent detection of speaker line impedance change, open circuit, overload and light load for 20 zones
  
• High-performance industry-level CPU, 32 bit high-speed DSP technology which increases detection speed and precision in each zone
  
• With touch screen alarm display and beeper alarm for zone fault
  
• Max 2A output current of DC 24V wet contact
  
• Support scheduled detection of load status for each zone, even a zone that is turned off
  
• Support real-time detection of load status of closed zone
  
• With load short circuit protection function, automatic return to normal status after troubleshooting
  
• 4.3' touch screen, easy to control and display working status of all zones
• With power-off memory function
• Compatible with 100V/70V system
• 20 channels output and 20 channels of input, support 20 audio sources or 20 zones
• Support AC 220V and DC 24V power supply, seamless switch between two modes