Technical Data: 1. Supply voltage: 220V 2. Voltage tolerance AC: +10% / -15% 3. Voltage tolerance DC: ±15% 4. Power Consumption: 4.5VA 5. Operating temperature: -20°C to +65°C 6. Storage temperature: -40°C to +85°C 7. Frequency range: 20 kHz to 170 kHz 8. Reaction time: 10ms 9. Signal lasting time: Unlimited / limited when loop is permanently covered 10 minutes 10. Sensitivity: Adjustable 11. Loop inductance: Total loop plus connection wiring: 50μH to 1000μH; Ideal is 100μH to 300μH 12. Loop connection wiring: Maximum length 20 meters, twisted at least 20 times per meter 13. Dimension: 78x40x108 mm (L x W x H)
