Product Specification

The CR4120 True RMS Current Transducers and Transmitters are designed for applications where AC current waveforms are not purely sinusoidal. More precise and accurate that other transducers, these devices are ideal in chopped wave and phase fired control systems. 

CR4120 True RMS AC Current Transducer Features
? 4 - 20 mA DC Output
? 24 VDC powered
? Use 5 amp Secondary CT’s to extend the range 
? Highest precision available
? Connection diagram printed on case
? DIN Rail or Panel Mount

CR4120 True RMS AC Current Transducer Specifications
? Frequency Range: 20 - 5 KHz
? Basic Accuracy: 0.5%
? Output Load: 0 to 300 Ω
? Power Source: 24 VDC +/- 10%
? Insulation Voltage: 2500 VDC
? Response Time: 250 ms
? MTBF: Greater than 100 K hours
? Operating Temperature: 0°C to +60°C
? Thermal Drift: 500 PPM/°C
? Calibration: True RMS Sensing

CR4120 True RMS AC Current Transducer Applications
? Directly connect to PLC
? Phase Fired Controlled Heaters
? Quickly varying motor loads
? Chopped wave form drivers
? Harmonic Currents

CR4120 True RMS AC Current Transducer PART NUMBERS