Current Sensors
Current Transducer E-652A
The E-652A transducer offers inexpensive yet accurate true RMS monitoring of AC current in one circuit. This product is ideal as a precision AC load transducer for Control and Energy Management applications. Combined with a standard 5A CT the loop powered E-652A provides a convenient tool for accurate load monitoring in any electrical equipment. |
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The E-652A is a precision current transducer that performs true RMS current measurements in one AC circuit wired through an interfacing CT mounted on the top of the enclosure. The E-652A may be ordered for various current ranges. The 0-5A and 0-10A current ranges feature a very high accuracy CT providing 0.3% accuracy (full scale). Other standard ranges include 30A, 50A and 100A. The 5A calibrated i-SnailÔ-A can be applied to the secondary wire of a 5A CT thus extending the metering range as required. The E-652A is powered from the 4 -20 mA current loop (it acts as a ‘two wire loop device’). It will accept a wide range of loop excitation voltages, typically 24 VDC. The unit is hermetically potted in a small plastic enclosure equipped with two mounting holes. A barrier strip terminal is provided for the output wiring. The E-652A does not include a built in CT and is equipped with spade connectors allowing remote installation of various Elkor miniature CTs (MCTA and MSCT). |
Current Transducer E-652V
The E-652V offers an inexpensive means to monitor any electrical load. This product is ideal as an AC load transducer for Control and Energy Management applications. The built-in CT and self powered feature combine to make an easy to install, robust solution. |
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The E-652V is a simple self power AC current transducer that provides a 0-5V analog signal proportional to the AC current flowing through the CT. Available in three ranges, the i-SnailÔ-V is calibrated to AC sine wave. There is no need for input current configuration nor trimming, saving time and confusion in the field. The transducer is enclosed in a fire retardant ABS box and encased in potting epoxy to withstand moisture, dust and vibration. The integrated mounting tabs provide an easy means to install the unit on a wall or within a control panel. The E-652V is ideal for load monitoring without the need for an external power supply. Two signal wires are all that are needed to obtain a linear, 0 to 5 V DC output voltage that may be easily interfaced with PLCs and DDC SCADA systems. The E-652V includes an on-board CT with a 14.5mm (0.570”) wire window that can accommodate up to AWG #2. The available input ranges are 0-10A, 0-25A and 0-50A. Multiple turns of the primary wire may be used to alter the input range. Where XX specifies the full scale input current (10, 25, 50 Amps AC) |