YOKOGAWA WT210 User Manual page 297

Digital power meter
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16.1 Input
Item
Instantaneous maximum
allowable input
(for 1 s)
Continuous maximum
allowable input
Continuous maximum
common mode voltage
(during 50/60 Hz input)
Influence from common
mode voltage
Line filter
Frequency filter
A/D converter
16-2
Specifications
Voltage
Peak value of 2.0 kV or RMS value of 1.5 kV, whichever is less.
Current
DC input
When the crest factor is set to 3: 0.5 A, 1 A, 2 A, 5 A, 10 A, and 20 A ranges; when the
crest factor is set to 6: 0.25 A, 0.5 A, 1 A, 2.5 A, 5 A, and 10 A ranges
Peak value of 150 A or RMS value of 40 A, whichever is less.
When the crest factor is set to 3: 5 mA, 10 mA, 20 mA, 50 mA, 100 mA, and 200 mA
ranges; when the crest factor is set to 6: 2.5 mA, 5 mA, 10 mA, 25 mA, 50 mA, and 100
mA ranges
Peak value of 30 A or RMS value of 20 A, whichever is less.
External sensor input
Peak value less than or equal to 10 times the rated range.
Voltage
Peak value of 1.5 kV or RMS value of 1.0 kV, whichever is less.
Current
DC input
When the crest factor is set to 3: 0.5 A, 1 A, 2 A, 5 A, 10 A, and 20 A ranges; when the
crest factor is set to 6: 0.25 A, 0.5 A, 1 A, 2.5 A, 5 A, and 10 A ranges
Peak value of 100 A or RMS value of 30 A, whichever is less.
When the crest factor is set to 3: 5 mA, 10 mA, 20 mA, 50 mA, 100 mA, and 200 mA
ranges; when the crest factor is set to 6: 2.5 mA, 5 mA, 10 mA, 25 mA, 50 mA, and 100
mA ranges
Peak value of 30 A or RMS value of 20 A, whichever is less.
External sensor input
Peak value less than or equal to 5 times the rated range.
600 Vrms (when using the output connector protection cover) CAT II
400 Vrms (when the output connector protection cover is removed) CAT II
When 600 Vrms is applied between the input terminal and case with the voltage input terminals
shorted, current input terminals open and external sensor input terminals shorted.
At 50/60 Hz
–80 dB or more (±0.01% of range or less)
Up to 100 kHz (reference value)
15 V, 30 V, 60 V, 150 V, 300 V, 600 V ranges and 0.5 A, 1 A, 2 A, 5 A, 10 A, 20 A ranges
(Maximum rated range)
Within ±
(Rated range)
The maximum rated range is 600 V for the voltage input terminal and 20 A for the current
input terminal.
5 mA, 10 mA, 20 mA, 50 mA, 100 mA, and 200 mA ranges
(Maximum rated range)
Within ±
(Rated range)
The maximum rated range is 200 mA.
External sensor input ranges
(Maximum rated range)
Within ±
(Rated range)
The "maximum rated range" is 10 V for option /EX1 and 200 mV for option /EX2 (twice
these values when the crest factor is set to 6).
Except, at least 0.01%. The unit of frequency f is kHz.
See "Voltage, Current, and Active Power Measurement" in section 16.3, "Functions."
See "Frequency Measurement" in section 16.3, "Functions."
Simultaneous conversion of voltage and current inputs. Resolution: 16 bits. Maximum conversion
rate: Approx. 20 µs (approx. 51 kHz).
× 0.001 × f% of range
× 0.0002 × f% of range
× 0.01 × f% of range
IM 760401-01E

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