TOA LS-3010-AS Line Supervisory
Product Overview
TOA LS-3010 Line Supervisory is a highly reliable and efficient 10 channels line supervisory for measuring or monitoring the impedance of each speaker line. The status of each speaker line in normal, open or short condition is easily identified by the LED indicators.
Features
- 10 channels input from amplifier, 10 channels output to speaker line
- 10 channels attenuator bypass control and 1 fault control
- Speaker line fault detection in individual zone. Normal (Green), Open (Orange), Short (Red) LED indicators
- 1W to 500W (20 Ω to 10 kΩ measurement range)
- Ability to schedule monitoring of speaker line at 1min, 1hour, 12hours and 24hours
- Lamp test with buzzer
- Short Circuit speaker line isolation
- Ability to detect speaker line branching with impedance measuring function
Specifications
- Power Source
- 24 V DC, 45 mA
- Measurement Frequency
- 50 Hz, 1 kHz
- Measurement Range
- 20 Ω - 10 kΩ (1 W - 500 W)
- Input
- 10 channels: 100 V from amplifier output
- Output
- 10 channels: to speaker lines, max. load 500 W each channel
- Control Output
- 10 channels: dry contact (DC 30 V, 1 A)
- Fault Detection Output
- 2 channels: common for all channel (1 - 10)
- LED Indicator
- 10 LED channel (Normal: Green, Open: Orange, Short: Red), 4 LED timer (Green), 1 LED buzzer (Green), 1 LED reset (Green), 1 LED power (Green)
- Switch
- Timer: setting interval time(OFF, 1 min, 1 hour, 12 hour, 24 hour) Lamp Test, Calibrate, Measure Buzzer, Reset, 10 Channel
- Operating Temperature
- 0 °C to +40 °C
- Finish
- Front Panel : Aluminum Hairline, Alumite Black Case: Steel Plate, Painting Black
- Dimensions
- 482 (W) × 44 (H) × 320 (D) mm
- Weight
- 3.3kg
- Included Accessories
- 6P Connectors x12, 2P Connector x1



