CR Magnetics, Inc. Monitor - Current/Voltage - Relay Output CR4640-250

The CR4640-250 is a two-element, loop-powered AC voltage transmitter designed for DIN rail or panel mounting, providing a 4-20 mA DC output proportional to the average RMS AC voltage input ranging from 0 to 250 VAC. It features isolated input and output, operates on a 24 VDC loop power supply, and has a 250 ms response time. The device meets safety standards including UL 61010B-1, CAN/CSA-C22.2 No. 61010-1-2004, IEC 61010-1, and BS EN 61010-1. It supports a frequency range of 20 Hz to 400 Hz, has a basic accuracy of 0.5%, and operates from 0°C to +60°C. The unit weighs 0.5 lbs and has a maximum mounting torque of 3.0 inch-lbs (0.4 Nm).