תיאור
JUXTA COMBINATION WATT/VAR TRANSDUCERS
1.GENERAL
The 2469 ו 2489 Frequency transducers have an analog output corresponding to the frequency שֶׁל the AC input voltage. These transducers are capable שֶׁל high accuracy measurement over various frequency ranges.
2.SPECIFICATIONS:
| דֶגֶם # | 2469 | 2489 | |
| Voltage inputs and range: Input powered range Auxiliary powered range Voltage input burden |
120V: 100 – 135 VAC, 240V: 200 – 264 VAC ±20% of rated voltage 120VAC <0.1 VA; 240VAC <0.2 VA |
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| Rated outputs | ±1mADC into a 10kWmax. load; 10VDC output compliance 4-12-20 mADC into 750W max. load; 15VDC output compliance |
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| Accuracy: ±2, 5, 10, 25 Hz deviation ±0.5, 1 Hz deviation |
±1% of input span ±2% of input span |
0-1mADC=±0.1% of input span 0-1mADC=±0.2% of input span 4-20mADC=add±0.1% אֶל accuracy |
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| External calibration adjustment | Zero: ±1% minimum Span: ±2% minimum |
Zero: ±5% minimum Span: ±10% minimum |
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| Response time | <400 milliseconds (0-99% of output) | ||
| Output ripple | 0.3% of span peak-to-peak max. | 0.5% of span peak-to-peak max. | |
| Isolation | 2500 VAC input to output, power and case 2000 VAC aux. power to output and case 500 VAC output to case |
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| Surge Withstand Capability | IEEE472/ANSI C37.90.1 – 1989, JIS C1111(5KV 1.2 x 50 microseconds) | ||
| Insulation resistance | >10 megohm / 500VDC input/output/power/case | ||
| Operating temperature | -20°C to +60°C | ||
| Operating humidity | 0 – 90% relative humidity (non-condensing) | ||
| Temp. effect: ±2, 5, 10, 25 Hz deviation ±0.5, 1 Hz deviation |
± 250 PPM / °C of span ± 500 PPM / °C of span |
±25ppm of center frequency(60Hz±5Hz) ±5ppm of center frequency(60Hz±0.5Hz) For 4-20mADC multiply ppm x 1.4 |
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| External magnetic field | < 0.2% at 400 AT/m | ||
| Harmonics | Fundamental through 9th harmonic | ||
| מִשׁקָל | 1000ז (2.2 lbs.) | ||
| Shock | < 0.2% after 50G, 3 Axis and 6 repetitions | ||
| Vibration | < 0.2% after 16.7 הרץ, 4 mmp-p 1 hour, 3Axis | ||
| UL Recognition | File # E60579 | ||
3) STANDARD MODELS:
| 120VAC, 60 הרץ, input powered | 2469 | 2489 |
| Freq. ± 1.0 Hz deviation, 0-1mA output Freq. ± 1.0 Hz deviation, 4-20mA output Freq. ± 2.0 Hz deviation, 0-1mA output Freq. ± 2.0 Hz deviation, 4-20mA output Freq. ± 5.0 Hz deviation, 0-1mA output Freq. ± 5.0 Hz deviation, 4-20mA output |
246982-320-AFA-0 246982-320-AHD-0 246983-320-AFA-0 246983-320-AHD-0 246984-320-AFA-0 246984-320-AHD-0 |
248982-320-AFA-0 248982-320-AHD-0 248983-320-AFA-0 248983-320-AHD-0 248984-320-AFA-0 248984-320-AHD-0 |
NOTE: See order format on next page for additional ratings, frequency calibrations, power-up and output options.
Auxiliary power supply options <5.0 VA burden.