AV4B1 Series of products is a 3 element(phase) AC voltage transducer,and the input mode is 3-phase 4 wire. It is designed to insulate the 3-phase input voltage signals ,converter and then export linear standard signals as 0-5V、0-10V、0-20mA、 4-20mA etc. Specifications: Basic Accuracy:0.5级 Power Supply:+12V、+15V、+24V、220V Input Voltage Range:AC 20V~500V Frequency Range:50~3000Hz Output Signal:0-5V、0-10V、0-20mA、4-20mA Operating Temperature:-10℃~+60℃ Load Capacity of Output:Voltage output ≥2KΩ;Current Output ≤250Ω Static Power:≤0.5W Rated Power:≤1.5W Load of Insulation Voltage:DC 2500V Response Time:≤300ms Thermal Drift:≤300PPm/℃ Lightening Surge:Power end 2000V,Input end 2000V,Output end 500V Case Style:M Case Material:ABS (flame retardant) Installation:35mm DIN rail. For more details, please contact us by whatsapp+8618675591479, thanks!