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Jim D. Gray & Associates, Inc. |
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Supporting O.E.M.’s since 1977 |
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The CR4420S Series provide Average RMS sensing of the current waveform. Average RMS is recommended when sensing current waveforms that have a fixed frequency, and are usually for loads operated from standard utility power |
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972-699-9976 |
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Features |
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Specifications |
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Applications |
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35mm DIN Rail or Panel Mount |
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Basic accuracy: 1.0% |
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Directly connect to PLC |
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Available with analog 4-20ma or 0-5Vdc outputs |
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Calibration: True RMS sensing, Average RMS, DC |
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Sense motor stalls and short circuits |
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24 Vdc powered |
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Thermal Drift: 500PPM/°C |
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Industrial instrumentation |
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Use with external current transformers |
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Operating Temperature: 0° to 60°C |
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Process control loops |
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Connection diagram printed on case |
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Installation category: CAT II |
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Phase Fired Controlled Heaters |
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Polution Degree: 2 |
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Insulation Voltage: 2500 Vdc |
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Altitude: 2000 meter max. |
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Frequency Range: DC, DC to 4KHZ, 20Hz-5Khz |
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MTBF: Greater than 100K hours |
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Cleaning: Water-dampened cloth |
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Supply Voltage: 24 Vdc +/-10% |
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Output load: 4-20ma dc - 0 to 300W, 0-5 Vdc - 2K W or Greater |
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Response Time: 250 ms max. 0-90%FS (0.25 ms for CR5410S) |
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Relative Humidity: 80% for temperatures up to 31°C and decreasing linearly to 50% at 40°C |
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