YOKOGAWA WT210, User Manual, Page: 297 / 316

16-2
IM 760401-01E
Item Specifications
Instantaneous maximum Voltage
allowable input Peak value of 2.0 kV or RMS value of 1.5 kV, whichever is less.
(for 1 s) 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.
Continuous maximum Voltage
allowable input 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.
Continuous maximum 600 Vrms (when using the output connector protection cover) CAT II
common mode voltage 400 Vrms (when the output connector protection cover is removed) CAT II
(during 50/60 Hz input)
Influence from common When 600 Vrms is applied between the input terminal and case with the voltage input terminals
mode voltage 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
×
0.001
×
f% of range
Within
±
(Maximum rated range)
(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
×
0.0002
×
f% of range
Within
±
(Maximum rated range)
(Rated range)
The maximum rated range is 200 mA.
• External sensor input ranges
×
0.01
×
f% of range
Within
±
(Maximum rated range)
(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.
Line filter See “Voltage, Current, and Active Power Measurement” in section 16.3, “Functions.”
Frequency filter See “Frequency Measurement” in section 16.3, “Functions.”
A/D converter Simultaneous conversion of voltage and current inputs. Resolution: 16 bits. Maximum conversion
rate: Approx. 20
µ
s (approx. 51 kHz).
16.1 Input