Appx.
1
Appendix
Appx. 1 RMS and Average
Difference between the RMS and Average
When converting AC to RMS, 2 methods are available, “True RMS
method (True RMS indication)” and “Average method (Average
rectifying RMS indication)”.
In the case of the sine wave where no skew is included, the same
values are indicated in both methods. However, if the waveform is
skewed, a difference occurs between the 2 methods.
The DT4211 (Average value measurement model) uses the Average
method, and the DT4212 (True RMS measurement model) uses the
True RMS method.
In the true RMS method, the high frequency component is also
included and displayed.
In the average method, the input waveform is handled as a sine
wave where no skew is included (only single frequency). The
average of the AC signal is obtained, converted to the RMS, and
then displayed. If the waveform is skewed, a greater measurement
error occurs.
Содержание dt4211
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Страница 38: ...34 Measuring Voltage Measuring DC voltage 2 2 3 3 Red Black Measure the DC voltage...
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Страница 77: ...DT4212 DT4211 Chinese 2013 11 DT4211A981 01 13 11H PDF A6 105 148 5 mm A5 61 5 87 mm...
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Страница 81: ...1 HIOKI DT4211 DT4212 DT4211 DT4212 DT4211 DT4212 L9206 p 25 5 R6P 2 1 2 3 4 5 6 7...
Страница 83: ...3 DT4212 DT4910 K p 41 800 mm 40 260 15 55 2 5 C0201 C0202 Z5004 p 10 C0201 Z5004 1 2 3 4 5 6 7...
Страница 84: ...4 IEC61010...
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Страница 86: ...6 DC AC DC AC WEEE EC rdg dgt rdg dgt 1...
Страница 88: ...8 p 49 IH...
Страница 89: ...9 IEC61010 EN61010 II III EN61010 2 3 p 24 K 3 10 DT4212 p 41 1 2 3 4 5 6 7...
Страница 90: ...10 Z5004 Z5004 Z5004 Z5004 Z5004 Z5004...
Страница 91: ...11 p 7 10 A DC10 A AC10 Arms 2 2 p 53 1 2 3 4 5 6 7...
Страница 92: ...12 Hioki...
Страница 93: ...13 1 1 1 10 50 HOLD 1 2 3 4 5 6 7...
Страница 94: ...14 1 2 DT4211 DT4212 p 15 p 17 p 19 DT4211 DT4212 p 16...
Страница 97: ...17 DT4211 DT4212 1 1 2 2 3 3 1 1 A A mA 2 2 COM 3 3 V p 12 6 3 p 64 1 2 3 4 5 6 7...
Страница 98: ...18 p 22 p 64 p 22 Z5004...
Страница 99: ...19 1 3 1 5 6 7 2 4 3 8 1 1 p 43 2 2 3 3 2 4 V 0 15 V 4 4 p 44 5 5 p 35 6 6 p 34 7 7 p 45 8 8 1 2 3 4 5 6 7...
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Страница 101: ...21 2 2 1 p 8 p 22 p 27 2 2 3 3 1 1 p 24 p 46 p 44...
Страница 102: ...22 2 2 2 5 R6P LR6...
Страница 103: ...23 1 5 R6P 2 5 LR6 2 2 3 OFF 4 5 4 6 7 8 2 5 R6P 9 10 11 6 3 p 64...
Страница 104: ...24 2 3 L9206 p 2 CAT p 7 V A...
Страница 105: ...25 L9206 4 mm 19 mm 2 mm 980 mm 3 5 mm L9206...
Страница 106: ...26 1 1 2 2 1 2 COM V COM A mA A...
Страница 107: ...27 3 3 1 OFF...
Страница 108: ...28 1 SHIFT 0...
Страница 109: ...29 2...
Страница 110: ...30 3 1 p 64 2 3 p 33 630 mA 1 0 10 A 0 1 p 64...
Страница 111: ...31 3 2 p 7 p 43 2 2 3 3 1 1 DT4211 DT4212 p 1 Hz p 38...
Страница 112: ...32 2 2 3 3...
Страница 113: ...33 3 3 2 2 3 3 1 1 1 0 5 V DC...
Страница 114: ...34 3 4 0 V 1 V 4 4 1 1 3 3 SHIFT 2 2 3 0 V...
Страница 115: ...35 3 5 3 3 4 4 1 SHIFT 2 2 400 90 40...
Страница 116: ...36 3 6 2 2 1 1 3 3 V COM...
Страница 117: ...37 3 7 2 2 3 3 1 1 ACV AC A ACmA ACA Hz Hz Hz p 56...
Страница 118: ...38 3 8 D D tw T 100 T tw 0 V t 1 2 3 3 4 4 2 2 2 2 2 Hz 1 1 ACV AC A ACmA ACA Hz Hz...
Страница 119: ...39 3 9 SHIFT A 4000 A mA 400 0 mA A 10 A...
Страница 120: ...40 A 3 3 1 1 2 2 A A 100 A OFF TEMP 3 3 1 2 2 SHIFT OFF 4 4...
Страница 121: ...41 DT4212 3 10 DT4212 DT4910 K 1 1 2 3 3 2 2 DT4910 p 45...
Страница 122: ...42 DT4212 V...
Страница 123: ...43 4 4 1 RANGE AUTO RANGE RANGE MANUAL RANGE 400 0 mV 1000 V 400 0 mV 4 000 V 40 00 V 400 0 V 1000 V 400 0 mV RANGE 1...
Страница 124: ...44 4 2 HOLD HOLD HOLD HOLD HOLD HOLD...
Страница 125: ...45 4 3 OL REL REL 1 4000 DT4212...
Страница 126: ...46 V A 1 1 2 2 3 3 4 4 REL 1 1 2 3 4 REL 0 0 5 3 3 2 2 1 REL 4 4 2 1 2 3 4 REL 0 00 nF 5...
Страница 127: ...47 4 4 80 4 5 APS 30 OFF APS SHIFT...
Страница 128: ...48 APS...
Страница 130: ...50 A mA 630 mA 1000 V 50 kA 6 3 32 mm SIBA A 10 A 1000 V 30 kA 10 38 mm SIBA EN61010 EMC EN61326...
Страница 132: ...52 7 5 mVA 20 3 0 V DCV 0 05 mVA 20 3 0 V 5 DCV DT4211 300 DT4212 240 5 DCV DT4211 800 DT4212 450...
Страница 140: ...60...
Страница 141: ...61 6 6 1...
Страница 142: ...62 6 2 Hioki p 22 p 47 0 p 30 p 64 p 28...
Страница 143: ...63 p 46 Hioki...
Страница 144: ...64 6 3 3 p 30 A mA 630 mA 1000 V SIBA 50 kA 6 3 mm 32 mm A 10 A 1000 V SIBA 30 kA 10 mm 38 mm Hioki...
Страница 145: ...65 CAUTION L9206 1 2 OFF 3 4 4 5 6 7 8 9...
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Страница 147: ...1 1 DT4211 DT4212 1 2 3 4 5 6 7...
Страница 148: ...2 100 V 100 V 100 V 100 V 100 V 111 V Vm Vavg Vrms Vavg Vrms t V t Vm V t t T T Vm Vavg Vrms T...
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