Voltage, Current And Active Power Measurements - Teledyne T3PM1100 User Manual

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(power reading ) × [(power reading error%) + (power
range %) × (power range / indicated apparent power
value) + {tanΦ × (influence when λ=o)%}]
45 ~ 66 Hz
When the line filter is
turned ON < 45 Hz
Same as the temperature coefficient for voltage and
Temperature coefficient
current
Accuracy obtained by doubling the measurement
Accuracy when the crest
range error for the accuracy when the crest factor is
factor is set to 6 or 6A
set to 3
Accuracy of apparent
voltage accuracy + current accuracy
power S
accuracy of apparent power + (√1.0004 - λ2) - (√1 -
Accuracy of reactive power
λ2) ×100 %
Q
± [(λ-λ/1.0002)+丨 cosø-cos{ø+sin-1 (influence from
the power factor when λ = 0%/100)}丨] ±1 digit
Accuracy of power factor λ
when voltage and current are at the measurement
range rated input
± [丨 ø-cos-1(λ/1.0002)丨+ sin-1 (influence from the
Accuracy of phase power factor when λ = 0 % / 100)] ± 1 digit when
difference Φ
voltage and current are at the measurement range
rated input
Accuracy obtained by doubling the measurement
Accuracy when the crest
range error for the accuracy when the crest factor is
factor is set to 6 or 6A
set to 3
When the data update interval is 100 ms, and Auto,
Accuracy changes caused
add 0.05% of reading to the 0.1 Hz to 1 kHz
by data update interval
accuracy.
* f is the frequency of input signal in kHz

Voltage, Current and Active Power Measurements

Item Specifications
Measurement method Digital sampling method
Crest factor 3 or 6 (6A)
Wiring system Single-phase , two-wire(1 P2 W)
Range select Select manual or auto ranging
Auto-range increase
Auto range
The range is upped when any of the following
conditions is met.
GlobalTestSupply
www.
APPENDIX
Add 0.3 % of reading
Add 1 % of reading
203
.com
sales@GlobalTestSupply.com