KYORITSU 6315 Instruction Manual - Manual (Page 138)

KEW6315 Items measured at Instantaneous measurement
KEW6315 - 136 -
Active power P [W]
Range
Current
Voltage
8128 8127 8126
50.00A 5000mA 100.0A 10.00A 200.0A 20.00A
1000V 50.00k 5000 100.0k 10.00k 200.0k 20.00k
600.0V 30.00k 3000 60.00k 6000 120.0k 12.00k
Current
Voltage
8125 8124/30 8146/47/48
500.0A 50.00A 1000A 100.0A 10.00A 1000mA
1000V 500.0k 50.00k 1000k 100.0k 10.00k 1000
600.0V 300.0k 30.00k 600.0k 60.00k 6000 600.0
Current
Voltage
8141/42/43 8129
500.0mA 3000A 1000A 300.0A
1000V 500.0 3000k 1000k 300.0k
600.0V 300.0 1800k 600.0k 180.0k
Displayed digit 4-digit
Accuracy ±0.3%rdg±0.2%f.s.+ accuracy of clamp sensor (PF 1, sine wave, 40-70Hz)
※ Sum values are total amounts of the used channels.
Influence of PF ±1.0%rdg (40Hz-70Hz, PF0.5)
Polarity Consumption (flow-in):+( no sign), Regenerating( flow-out):-
Formula
( )






× =
∑
−
=
1
0
1 n
i
ci ci c
A V
n
P
c: Measurement channel
i: sampling point*
n: number of sampled values
* 50Hz: 8192 points in 10 waveforms, 60Hz: 8192 points in 12 waveforms
1P2W-1 to 4
P
1,
P
2
, P
3
, P
4
, P
sum
=P
1
+P
2
+P
3
+P
4
1P3W(3P3W)-1
to 2
P
1,
P
2
, P
sum1
=P
1
+P
2
P
3
, P
4
, P
sum2
=P
3
+P
4
P
sum
=P
sum1
+P
sum2
3P3W3A
P
1
, P
2
, P
3
, P
sum
=P
1
+P
2
+P
3 * Phase voltages are used.
3P4W
P
1
, P
2
, P
3
, P
sum
=P
1
+P
2
+P
3
External input voltage DCi [V]
Range 100.0mV/ 1000mV/ 10.00V
Displayed digit 4-digit
Effective input
range
1% - ±100% (DC) of each Range
Display range 0.3% - ±110% of each Range (“0” is displayed at less than 0.3%)
Accuracy ±0.5%f.s (DC)
Input impedance Approx. 225.6kΩ
Saved item External input voltage