Rockwell Automation 1412-PP21xx PowerPad Portable Powermonitor User Manual

Page 82

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82

Rockwell Automation Publication 1412-UM001D-EN-P - September 2012

Appendix B

Specifications

Table 9 - Accuracy Specifications - Range 10 mV/A (1 V at 100 A rms)

(1)

(1) Overload: 120 A continuous.

Primary current (in A ac)

0.1 … 1 A

1 … 120 A

Accuracy (% of the output signal)

 1% ± 2 ct

 1% ± 1 ct

Phase shift (°)

 1.5°

 1°

Primary current (in A ac)

Probe Output

1…10 A

5…50 mA

10…100 A

0.05…0.5 A

100…1200 A

0.5…6 A

Accuracy (% of the output

signal)

 1.5% ± 1 ct

 1.5% ± 1 ct

 1% ± 1 ct

Phase shift (°)

 1.7°

 1°

1°

Table 10 - Factors Affecting Accuracy (% of the Output Signal)

Conditions

Range

Error

Ambient temperature

-10…55 °C

(14…131 °F)

 200 ppm/K or 0.2% per 10K

Relative humidity

10…35 °C 85%

(50…95 °F)

< 0.2%

Frequency response

40 Hz…3 kHz

40 Hz… kHz:< 0.7%

1…3 kHz: < 2 %

Position of the cable in the jaws

-

< 0.5% to 50/60Hz

Adjacent conductor carrying a 60 Hz

AC current

Conductor in contact with the sensor  15 mA/A

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