Product Specification

CR4640 Two Element Loop-Powered AC Voltage Transmitters are designed to provide a 4 - 20 mA DC output that is proportional to the average RMS AC voltage input. These devices are best suited for general applications, such as fixed frequency voltage supplies.

CR4640 AC Voltage Transmitter Features
? Connection diagram printed on case
? Dual Element
? Outputs isolated from inputs
? DIN Rail or Panel Mount

CR4640 AC Voltage Transmitter Specifications
? Response Time: 250 ms
? Power Source: Loop Powered
? Loop Voltage: 24 VDC
? Insulation Voltage: 2500 VDC
? Output Load: 0 - 300 Ω @ 24 Vdc
? MTBF: Greater than 100 K hours
? Operating Temperature: 0°C to +60°C
? Thermal Drift: 500 PPM/°C
? Calibration: Average Sensing, RMS Calibrated
? Basic Accuracy: 0.5%
? Frequency Range: 50 Hz - 400 Hz

CR4640 AC Voltage Transmitter Applications
? Monitor for over/under voltage
? Power monitoring
? Multi-point instrumentation needs
? Sense phase loss

CR4640 AC Voltage Transmitter PART NUMBERS