Supply voltage AC: 220V, 110V, 24V, 12V
Supply voltage DC: 24V, 12V
Sensitivity: adjustable in 3 increments (high .medium. low)
Operating temperature: -20°C to +65°C
Storage temperature: -40°C to +85°C
Frequency range:  20 kHz to 170 kHz
Reaction time: 100ms
Loop inductance:  Ideal:80μH to 300μH
( including connective wiring) :  max:50μH to500μH
Loop connection: <5m optimal
Loop connection wiring: Maximum length 200 meters, twisted at least 20 times per meter
Dimensions: 35x74x85 mm (WxHxL)
Net Weight: 300g